ML20126B718
| ML20126B718 | |
| Person / Time | |
|---|---|
| Site: | Trojan File:Portland General Electric icon.png |
| Issue date: | 09/23/1992 |
| From: | PORTLAND GENERAL ELECTRIC CO. |
| To: | |
| Shared Package | |
| ML20126B698 | List: |
| References | |
| ECA-3.1, NUDOCS 9212220185 | |
| Download: ML20126B718 (44) | |
Text
.
PORTLAND GENERAL ELECTRIC COMPANY Leel 1 CyW"cd Distr'hution TROJAN NUCLEAR PLANT p),h,g,eg gy 9,;;g nc-t C:ntrol May 27, 1992 Do nc! rc :ve !M: d'.Ncnt SC BON Y'C' i
""***"7*
QUALITY-RELATED EMERGENCY CONTINGENCY ACTION - ECA-3.1 STFAM GUlERATOR TUBE RUPTURE WITH LOSS OF REACTOR COOLANT -
SUSC00 LED RECOVERY DESIRED RESPONSIBLE D'EPARTMENT:
OPEEATIONS
<%>4rm 9 ' OD-Q.1 kY~
W PSjCfWURE MANAGER DATE:
AFPROVED BY:
EFFECTIVE VATE:._
31*5h l
This procedure contains the following attac1menta:
1.
RCS SUBCOOLIN') C1jRVE.
2.
STARTING AN INSTRiD1DIT AIR COMPRESSOR.
i 3.
ESTABLISHING S/G BLOWDOWN SAMPLING.
4 EXPECTED CONTA.INMENT SUMP LEVEL DETERMINATION.
5.
NATURAL CIRCULATION VERIFICAT.10N.
6.
RC? NUMBER ONE SEAL LYJ.KOFY FLOV OPEMTING RANCE.
7.
RCS COOLDOWN CATA.
A. mmz This procedure provides acticns to cool down and depressurice the RCS to cold shutdown conditions while rinimising loss of RCS inventory and voiding in the RCS.
- This procedure has been extencively revised.
7.NDM. 708 ECA -3.1 Page 1 of 44 Revision 7 9212220185 921217 PDR ADOCK 05000344 G
REFERENCE PAGE FOR ECA-3.1 1.
AmMISIRAIIH_ZWCIIMS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
AREBSE_CEIAllfENT CWDITIONS ACC is defined as Containment Prespure >3.5 psig QR Containment Radiation has been at any time 110 R/HR.
3.
SI_RE 2 1IIAIl m _CRIIERIA MANUALLY operate ECCS pumps as necessary if EIIRER condition listed l
below occurs:
- RCS subcooling <25'T (<75'T ACC)
- PZR level can HQI be maintained >5% (>30% ACC) 4 SECGE%RT INTEGRITT CRITERIA C010 EI-2, (FAUL17.D STEAM CENERATOR ISOLATION), Step 1, if E1IHER i
condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
CQI.D LEC RECIRCUIATIM SWIKE07ER CRITERIM 11 RWST level decreases to <48%, IHEN CO TO ES-1.3, (TRANSFER TO COLD I.EG RECIRCUIATIW), Step 1.
g 6.
A!LSEtLI_BWITCHQUILCRITERIA II CST level decreases to <9%, IREN supply AFV from Service Water by opening M0-3045A and M0-3045B.
7.
MULTIPIE TUBE RUPTURE N RE1 URN ID EI-3, (STEAM GENERATOR TUBE RUPTURE), Step 1, if EITHER l
condition listed below occurs:
- Any INTACT S/G level increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation l
8.
CMIMDQFLACTIGLHIEES 4
4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10 mp, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump
)
ECA-3.1 Revision 7
- ~~
i B.
ENTRY CONDITIOES 3-l This procedure is entered from:
1 1.
El-3, (STEAM GENERATOR TUBE RUPTURE), Step 3, if a ruptured S/G can not be isolated from any intact S/G.
-i 2.
El-3, (STEAM GENERATOR TUBE RUPTURE), Step 5, if PZR PORV can not be j
isolated by closing its block valve.
3.
EI-3, (STEAM GENERATOR TUBE RUPTURE), Step 13, if a ruptured S/G pressure is <270 psig.
4.
EI-3, (STEAM GENERATOR TUBE RUPTURE), Step 15, if no intact S/G is available for RCS cooldown.
5.
El-3, (STEAM GENERATOR TUBE RUPTURE), Step 16, if a ruptured S/G pressure continues to decrease following RCS cooldown.
6.
EI-3, (STEAM GENERATOR TUBE RUPTURE), Step 17, if RCS subcooling is less than required.
7.
EI-3, (STEAM GENERATOR TUBE RUPTURE), Step 20, if RCS pressure _ does not increase after closing PZR PORV and block valve.
8.
EI-3, (STEAM GENERATOR TUBE RUPTURE), Step 21. and ECA-3.3, (SGTR WITHOUT PRESSURIZER PRESSURE CONTROL), Step 8, if ECCS can not be terminated.
9.
EI-3, (STEAM GENERATOR TUBE RUPTURE), Step 24. and ECA-3.3, (SGTR WITHOUT PRESSURIZER PRESSURE CONTROL), Step 11, if ECCS flow is required.
1
- 10. ES-3.1, (POST-SGTR COOLDOWN USING_ BACKFILL), Step 2.
ES-3.2, (POST-SGTR C00LDOWN USING BLOWDOWN), Step 2, and ES-3.3, (POST-SGTR C00LDOWN USING STEAM DUMP), Step 2, if SI Accumulators should not be isolated.-
- 11. ES-3.1, (POST-SGTR C00LDOWN USING BACKFILL), Step 6.
ES-3.2, (POST-SGTR C00LDOWN USING BLOWDOWN Step 6 and Step 15.
ES-3.3.(POST-SGTR C00LDOWN USING STEAM DUMP) Step 6 and Step 15 if a non-ruptured S/G'is not available for RCS cooldown.
a l
l ECA-3.1 Page 2 of 44-'
Revision 7 s
1 i
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. ~...
, + -. -..
REFERENCE PAGE FOR ECA-3.1
.e a
1.
AIMINISIReTIVE F11NCTIWS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
ADFERS 6 S ACCisdefinedasContainmentPresgure>3.5psigQBContainment Radiation has been at any time 110 R/HR.
1 3.
SI REINITIATIM G ITERIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs:
- RCS subcooling <25'T (<75'T ACC)
- PZR level can HQI be maintained >5% (>30% ACC) 4.
GECGm&RY DfrEGRITY GITERIA GO 11) EI-2, (FAULTED STLM GENERATOR ISOIATI(M), Step 1, if ElIlllE condition listed below cccurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLD LEG RECLRCUIATIM SWITMOFER MITERIM IE RWST level decreases to <48%, IEEE GO 1t) ES-1.3, (TRANSFER IV COLD LEG RECIRCUIATJW), Step 1.
)
6.
AFW SUFFLT SWITWOFER CkITERIA H CST 1cvel decreases to <9%, IHIN supply AW f rom Service Water by opening MO-3045A and MO-3045B.
7.
PtULTIFI2 TUBE RUFTilRE GITERIA RETilRN TO XI-3, (STEAM GENERATOR TUBE RUPTilRE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CMTIMDOUS.ETIN ETEFS 4.
Verif; All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >71 (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20..
Check Containment Sump Level To See If This Trocedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10,mp, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump I
ECA-3.1 Revision 7 l
i l*
i j
SGTR WITH LOSS OF REACTOR 0001 ANT - SUBC00 LED RECOVERY DESIRED a
1 i
Action / Expected Response Response Not Obtained t
i CAUIIM
- If RWST level reaches the low level setpoint of 48%, align the ECCS for cold leg recirculation per ES-1.3, (TRANSFER TO COLD LEG RECIRCU1ATION).
- If loss'of off-site power occurs after S1 reset, then only those loads initiated by the Shutdown Sequencer will 1
restart on the EDG.
1
occur until the reactor trip brenters are closed.
j 1.
EastL81 i
2.
EastLC181
- Reset CIS Phase A
- Reset CIS Phase B t
i 4
ECA-3.1 Page 3 of 44~
Revision 7
____.,,.-_.u.__..-.___...,_-...__._.,.
REFERENCE PA C TCR ECA-3.1 I
1.
AutullSIEAI1YE FintCIIGIS
- Monitor CSF Status Trees
- Monitor Energency Action Levels (Eats) 2.
ADfERSE CGfIADelEl(I.E2(DlIIGIS ACCisdefinedasContainmentPresgure>3.5psigQEContainment Radiation has been at any time 110 R/HR.
3.
81_REDt1TIAI128 mITERIA I
MANUALLY operate ECCS purrps as necessary if EITEER condition listed below occurs:
- RCS subcooling (25'F (<75'F ACC)
- PZR level can HQI be maintained >5% (>30% ACC) 4.
RECWmMI_DtIEGRIILE11IERIA
~
C0 TD El-2, (FAULTED STEAM GsNERAMR 1801AY1WI), Step 1, if ElIHER condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLD LEG _RECIRCUIAI1WLSWITCRQYEILCRIIIKimf II RWST level decreases to (48% IEG GO 70 IS-1.3, (TRAMSFER TD COLD 120 RECIRCU1ATiWi), Step 1.
)
6.
A!W_EUffLY_SWIIC3DfE1 CRITERIA II CST level decreases to <9%. IHM supply AIV from Service Water by opening M0-3045A and MO-30458.
7.
IEULTIF12 TURE.1UFTURE CRITERIA RETURN TO E!-3, (STEAM GENERATOR TURE RUFTURE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CW(IDIUQQS ACTICat.ETEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RHR Pumps When RCS Pressure (200 psig (<480 psig ACC) 10.
Containment H2 Concentration 15.
S/C Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux (10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump
}
ECA-3.1 Revision 7 l
l' l
SGTR WITH LOSS OF REACTOR C001 ANT - SUBC00 LED RECOVERY DESIRED Action / Expected Response Response Not Obtained l
l l
3.
Estahliattinstr-t Alt _Io Containment 2 a.
Check Instrument Air a.
IE power available to any Compressor available.
Instrument Air Compressor 11113 restore cooling from BCW and
- Any Instrument Air Service Water AND LOCALLY start Compressor - RUNNING an Instrument Air Compressor.
- BCW Pump - RUNNING 1E MI. IEEN LOCALLY start Diesel Air Compressor. REFER TO
- BCW - COOLED BY SERVICE DI T-47, (TEMPORARY BACKUP WATER DIESEL AIR CGEPRESSOR).
II MI able to start Diesel Air Compressor. IET.8 LOCALLY start an Instrument Air Compressor using Attachment 2. STARTING AN INSTRUMENT AIR COMPRESSOR.
b.
Instrument Air Supply To b.
MANUALLY OR LOCALLY open valve.
Containment (CV-4471) -
OPEN II Instrument Air pressure is MI normal. IREN dispatch operator'to LOCALLY verify air compressors and air dryers operating correctly. REFER 70 ONI 51, (IDSS OF INSTttMENT AIt).
l l
l l
l ECA-3.1 Page 4 of 44 Revision 7 i
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1 REFERENCE PAGE FOR ECA-3.1 I
d 1.
AIMINIS11AIIVE FtMCTIWS
- Monitor CSF Status Trees
- Monitor Emergency Action Levcis (EALs) 2.
ADVERSE CMTAINENT.CG(DITIWS ACCisdefinedasContainmentPresgure>3.5psigQBContainment Radiation has been at any ti.ne 110 R/HR.
3.
Al REINITIATI M M ITERIA MANUALLY operate ECCS pumps as necessary if E1IREE condition listed below occurst
- RCS subcooling <25'T (<15'F ACC)
SECWDa1T IltIEGLIII_C112ERIA 00 TO El-2, (FAULTED STEAM CENERATOR ISOLATION), Step 1, if ElIEEE condition listed below occurs
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLILI2G RECIRCUIATIM WITQ0fER MITERIM If RWST level decreases to <48%, IHEN 00 TO ES-1.3, (TRANSFER TO COLD LEC RECIRCUIATIW), Step 1.
)
6.
AE1LSUFFLY WIICEQfER MITERIA II CST level decreases to <9% IHIH supply AFV f rom Service Water by opening MO-3045A and MO-3045B.
7.
IIULTIF12 TURE RUPTURE _CLITERIA RETURN TO EI-3, (STEAM CENERATOR TUBE RUFTURK), Step 1, if EITHER condition listed below occurs
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnorinal radiation 8.
EGtIIMDOUS ACTIM ETEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Contairunent Spray. Isolation Of Spray Add Tank 6.
RUPTURED S/Cs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC)
- 10. Containment H 2 Concentration 15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP. Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10 amps 41.
RUPTURED S/Gs NR Level >14%
l 42.
RCP Trip Criteria - Single rump
)
ECA-3.1 Revision 7
. - _ = -..
i I
4 l
SGTR WITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED Action / Expected Response Response Not Obtained
- ** ** ** ** ** ** ** ** ** nn ** ** ** ** ** ** ** ** ** ** **
CAVIIDS
- EDGs should NOT be run for >4 hours with <1100 KW load.
4 Ytrily All AC Buata_BatI&iled j
By off-Siin_fereri a.
V81 and V82 bus voltage -
a.
Coordinate with Load Dispatcher l
i NORMAL to restore an incoming line, i
REFER 70 GNI-31, (230 KV SYSTEN l
FAULTS).
b.
S/U transformer breakers to b.
II power is available in the H1 and H2 - CLOSED switchyard, IELH restore power to H1 and H2.
REFER 10 ONI-32,
- H-102 (12.47 KV AND 4.16 KV SYSTRM
- H-202 FAULTS).
c.
Verify A1 AND A2 -
c.
Try to rectore off-site power to j
ENERGIZED BY OFF-SITE POWER Al AND A2.
REFER TO UNI-32, l
(12.47 KV AND 4.16 KV SYSTEM FAULTS.
lE off-site power can HDI be restored to Al AND A2, IEEN place additional equipment on any loaded EDG.
REFER TO WI-50, (PLANT OPERATIW AFTER A IDSS OF OFF-SITE POWER).
l CONTINUE efforts to restore power whil continuing with I
this procedure.
d.
Stop any unloaded EDG and place in Standby by performing the following:
1
- 1) Place unloaded EDC's IDLE AFTER AUTO START l
switch to IDLE
- 2) Place unloaded EDG's START /STOP CONTROL switch to STOP ECA-3.1 Page 5 of 44 Revision 7
l REFERENCE PACE FOR ECA-3.1 l
1.
AIMIN1EIRAT1YE_BRICIIMS
- Monitor CST Status Trees
- Moultor Emergency Action Levels (Eats) l 2.
AMERSE_CW(IADRIENT CGGIIIGIS ACCisdefinedasContainmentPresgure>3.5peigQBContainment Radiation has been at any time 110 R/HR.
3.
RI_3RDf1TIAT13 MITERIA j
MANUALLY operate ECCS pumps as necessary if 111HER condition listed below occurs
- RCS subenoling <25'T (<75'F ACC)
- PZR level can liDI be maintained >$1 (>30% ACC) 4 EXCWIIntY INTEGRITY MITEBIA 4
GO IV EI-2, (FAULT 1ED STEAM CENERAMR ISOIATIM). Step 1, if E1IEEE condition listed below occurs:
- Any S/C pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has liDI been isolated 5.
COLD 12G_15C11CUIAIIGLBf1*1CRQtEILCRIIERIGf II RWST level decreases to <48%, IHg CO To ES-1.3,-(TRANSFER TO COLD IJ.C RECIRCUIATIW), Step 1.
I 6.
AFW SUFFLY SWITMOVER MITERIA II CST level decreases to <9% IH E supply AFV from Service Water by opening MO-3045A and MO-3045B.
7.
ItVLIllLE_IDE RUFTURE MITE 11A RETURN TO EI-3, (BTEAM CENERATOR TURE RUFTURE), Step 1, if EITHER condition listed below occurs l
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/C has abnormal radiation 8.
CGITINDODS ACTICEl..BTEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation of Spray Add Tank l
6.
RUPTURED S/Cs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux (10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump I
ECA-3.1.
Revision 7 l
i i
SGTR WITH LOSS OF REACTOR C001 ANT - SUBC00 LED RECOVERY DES! RED i
I^
Action / Expected Response Response Not Obtained i
)
5.
Check J'_Conta1 ament Solar O
Should_Be_StoppedI i
a.
Containment Spray Pumps -
a.
GO M Step 6.
OBSERVE CAUTIONS j
AT LEAST ONE RUNNING prior to Step 6.
ij b.
Containment Pressure -
b.
WEM Spray Add Tank level <4%,
j (10 psig TECH perform the followings i
M
- 1) Reset SPRAY A.
l i
Spray Add Tank level - <4%
- 2) Reset SPRAY B.
1
- 3) Close Spray Add Tank Valves j
MO-2056A and MO-2056P.
WHEN Containment pressure j
<10 psig M Spray Add Tank level (4%, THE perform j
Step 5.c.
While waiting for these I
conditions 00 M Step 6.
OBSERVE CAUTI(EfS prior to 4
Step 6.
c.
Place Containment Spray System in standby lineupt
- 1) Reset SPRAY A I
- 2) Reset SPRAY B
- 3) Stop Containment Spray Pumps
- 4) Close Containment Spray Pumps Discharge Valvest i
i
- MO-2053A
- MO-2053B
- 5) Close NaOH To i
Containment Spray Pumpst
- MO-2056A
- MO-2056B ECA-3.1-Page 6 of 44 Revision 7 i
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q
.I i
i REFERENCE PAGE FOR ECA-3.1 I
1.
AIMINISTRATIYE F130CI1G(S l
- Monitor CSF Status Trees
- Monitor Pmergency Action Levels (EALs) 2.
ADHESE C M TAllEIENT C M DITIWS ACCisdefinedascontainmentPresgure>3.5psisDEContainment Radiation has been at any time 210 R/HR.
l 3.
51.EXINITIAIIM CRITERIA MANUALLY operate ECCS pumps as necessary if T1 1EE condition listed below occurs j
- RCS subcooling <25'T (<75'T ACC)
- PZR level can RQI be maintained >5% (>30% ACC) 4.
BBCW m&BY INTEGRITY CRITERIA t
00 W EI-2, (FAULTED STRAM CENERAWR 180ll. TION), Step 1, if ElHER condition listed below occurs:
l
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated i
- Any S/G is completely depressurized and has RQI been isolated 5.
COLD LEG _RECitCVIAT1WLaf1ICRQfER CRITERlW(
II RWST level decreases to <48%, HM C0 TO ES-1.3, (TRANSFER M COLD IAG RECIRCUIATIW), Step 1.
}
6.
ADLSUZILI_B(IICRQHE CRITERIA If CST level decreases to <9%. IR 2 supply AFV from Service Water by opening MO-3045A and M0-3045B.
a 7.
ISTLTIFIA THREJUPTURE CRITERIA RETURN M EI-3, (STEAM CENERATOR TURE RUFTUU ), Step 1, if EITHER conditivn listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGITINDOUS ACTIM ETEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >71 (>14% ACC) 7.
Restart RHR_ Pumps When RCS Pressure <200 psig (<480 psis ACC)
- 10. Containment H Concentration 2
15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Surep Level To See If This Procedure !ppropriate
- 30. Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required
- 38. Energize Source Ranges When Flux (10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump I
ECA-3.1 Revision 7
1.
i t
]
SGTR WITH LOSS OF REACTOR C001 ANT - SUBC00 LED RECOVERY DESIRED 1
Action / Expected Response Response Not Obtained i.
i CAUTION
- Feedflow should NOT be established to any RUPTURED S/G that l
- is also TAULTED unless needed for RCS cooldown.
4 j
1 1
4 6.
Check RUF2VRED_5/Gs W elt j
i j
a.
Verify narrow range level a.
Maintain feedflow to RUPTURED
- >7% (>14% ACC)
S/Gs until narrow range level l
>7% (>14% ACC). Continue with Step 7.
WRM RUPTURED S/Gs level >7% (>14% ACC). IH E atop j
feedflow to RUPTURED S/Gs.
b.
cop feedflow to RUPTURED S/Gs i
i d
i 4
I i
i f
.ECA-3.1 Page 7 of 44 Revision 7 l
l
1 REFERENCE PACE FOR ECA-3.1 1.
AMMISTRATIVE FiatCTIWS
- Monitor CST Status Trees
- Monitor Emergency Action Levels (Eats) 2.
AMERSE CGfTADSEENT CMDITIWS ACCisdefinedasContainmentPresgure>3.5psisDBContainment Radiation has been at any time 210 P./ H R.
3.
El REINITIAT1W M ITERIA MANUALLY operate ECCS pumps se necessary if EI H EB condition listed 4
below occurs
- RCS subcooling <25'T (<75'T ACC)
- PZR level can @I be maintained >5% (>30% ACC) 4.
AECWWARLllfIEGEITT 51IIKIA 00 TO EI-2, (FAULTED STEAM CENERATOR IS01ATIW), Step 1, if ElIHEB condition listed below occurs
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/C is completely depressurized and has 110I been isolated 5.
COLD 12G_RECIacu1AIIW st1ICEMER CLIIERlW IE RWST level decreases to <48%, IRQ co TV ES-1.3, (TRANSFER TO COLD LEC RECIRCUIATIW), Step 1.
)
6.
AFW SUFILT SWITCEQHR GITERIA II CST level decreases to (9%, H2 supply AFV f rom Service Water by opening MO-3045A and MO-3045B.
7.
MULTIFIK_T HE RUFTURE MITERIA RETURN TV EI-3, (STEAM CENERATUR TURE RUFTURE), Step 1, if EITHER condition listed below occurs:
- Any IHTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CWINDQUS ACTI(ELKIERS 4.
Verify All AC Butes Energized By Off-Site Power 5.
Stopping Containment Spray. Isolation of Spray Add Tank 6.
RU'TURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure (200 psig (<480 psig ACC)
- 10. Containment H Concentration 2
15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux (10-10 op, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump
)
ECA-3.1 i
Revision 7
SGTR WITH LOSS OF REACTOR C001NJT - SUBC00 LED RECOVERY DESIRED Action / Expected Response Response Not Obtained CAUIl0!i
- Containment Hydrogen Concentration indication will not be correct until the Hydrogen Analyzer is properly warned up.
- To prevent an H2 burn or explosion, the Hydrogen Recornbiners should not be turned on if Containment H2 4
concentration is 2 7..
UD1E This procedure should be continued while obtaining the hydrogen sample in Step 10.
- 10. Check _ Containment _Rydrogen Concentrations a.
Start Post-Accident Hydrogen Current H2 concentration a.
measurement - AVAILABLE Analyzers using OI 11-9, (FOST-ACCIDENT ITDROCEN ANALTZXIt OPERATIN).
II NO Post-Accident Hydrogen Analyzer is available, IHM direct Chemistry to obtain H2 concentration using (MF 40, (A CENERAL CUIDE FOIt POST-ACCIDENT S&MPLING PREFAliiATI(EIS), and OtF 42, (S&MPLING OF CGtTADEtENT ATMOSFIERE USING TEE POST ACCIDENT SAMPLING SYS11M).
WHE hydrogen concentration measurement available, IHM perform Steps 10.b and 10.c.
While waiting for H2 sample results, C0 TO Step 11.
Step-10 continued on next page l
ECA-3.1 Page 9 of 44 9evision 7 l
l
REFERENCE PAGE FOR ECA-3.1 I
1.
AlfiINISnA11YE. FIBtCIIMS
- Monitor CSF Status Trees
- Monitor E.mergency Action Levels (Eats) 2.
AREESE_Cm(I&lltEMI_CGGII1MS ACCisdefinedasContainmentPresgure>3.5psigORContainment Radiation has been at any time 110 R/RR.
3.
ELE &lHIIIAIlGLC11HEIA MANUALLY operate ECCS pumps as necessary if ElH ER condition listed below occurs
- RCS subcooling <25'T (<75'T ACC) l
- PZR level can HDI be maintained >5% (>30% ACC) 4 SECW W&RI INTEGRITY CRIIERIA CO TV EI-2, (FAULTED STEAM CENERAWR 1801ATIM), Step 1. if ElHEB condition listed below occurst
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLD _1AQ_AECIRCHIAIlWLSWIICEQYER CK1HRlW(
If RWST level decreases to <48%, 22 00 TD RS-1.3, (TRANSFER TO COLD I.EG RECIRCUIATIM), Step 1.
)
6.
AFV SUFFLY BWITCEOFIR CRITERIA lE CST level decreases to <9%, HM supply AIV f rom Service Water by opening MO-3045A and M0-3045B.
7.
MULTIFLE WBE RUFW EE CRITERIA REERN TV EI-3, (STEAh GENERATOR WBE RUF WRE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGtTINDOUS ACTIGI ETIFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray. Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RHR Pumps When RCS Pressure <200 psig (<480 psig ACC)
- 10. Containment H Concentration 15.
S/GLevelsAnhTotalFeedflow
- 17. Verify Adequate Shutdown Margin
- 20. Check Containment Sump Level To See If This Procedure Appropriate
- 30. Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required
- 38. Energize bource Ranges When Flux <10-10,,p, 41.
RUPTURED S/Cs NR Level >14%
42.
RCP Trip Criteria - Single Pump
}
l ECA-3.1 Revision 7 i
SGTR WITH LOSS OP REACTOR COOLANT - St!BC00 LED RECOVERY DESIRED Action / Expected Response Response Not Obtained Step 10 continued b.
Notify TSC of Containment b.
Containment H2 concentration - (4?,
Lydrogen concentration. CO TU Step 11.
c.
Start Hydrogen Recombiners using c.
Containment H2 concentration - <0.5%
01 10-3, (CONTADOUDfT EVAC).
H Hydrogen Recombiners are RQI available. IEN consult TSC concerning operation of Containment Hydrogen Vent System.
i 11.
Check}=ilian Building H radiation is high, IHLN Radiations investigate cause.
Identify and isolate leakage.
- PRM RADIATION NORMAL
- PRM RADIATION NORMAL
- PRM RADIATION NORMAL
- PRM RADIATION NORMAL ALL Aux. Building ARMS -
RADIATION NORMAL 12.
Ngtify h istry To Take he Followins Samplas:
- RCS activity
- PZR activity
- PZR boron
- PZR vapor space H2 ECA-3.1 Page 10 of 44 Revision 7
REFERFACE PAGE FOR ECA-3.1 I
1.
AIRIMISTRATIVE _ERICHigs
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (Eats) 2.
AD H RE N H IIIIS ACCisdefinedasCentainmentPresgure>3.5psigQEContainment Radiation has been at any time 110 R/NR.
3.
El REIMHIAIIIR[. MITERIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurst
- RCS subcooling <25'T (<75'F ACC)
- PZR level can HDI be maintained >$1 (>30% ACC) 4.
SECWIDMLI_lMMGEITY CEtuRIA CO IV EI-2, (FAULTED STEAM CINERATOR ISOLATIW), 8tep 1, if E1HEB condition listed below occurst
- Any S/G pressure is decreasing in an uncontrolled manaer and has NOT been isolated
- Any S/G is completely depressurized and has HDI been isolated 5.
COLD _1AG. REC 11CU1ATIM BWITM0fER. CRIIERifRf H RWST level decreases to <48% IREN GO 70 ES-1.3, (TEAMSFER TO COLD LEC RECIRCUIATIM), 8tep 1.
)
6.
AN_gUFFLY BWITMQFER CRITERIA H CST level decreases to <9%, HEN supply AFV f rom Service Water by opening MO-3045A and MO-30458.
7.
RETLTIF12 TURE RUPTURE CRITERIA RETURN 10 EI-3, (STEAM CENERATOR TURE RUFTUEE), Step 1, if EITHER condition listed below occurst
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnorinal radiation 8.
CGtTDtDODS ACTIml ITEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H2 Concentration 15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energire Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Cs NR Level >14%
42.
RCP Trip Criteria - Single Pump l
ECA-3.1 Revision 7 s
SGTR WITH LOSS OF REACTOR COOLANT - SUBCOOLED RECOVERY DESIRED i
Action / Expected Response Response Not Obtained 13.
Rygluate 'Ibe Followine Plant Earameters andloninment For lans-Iem_ArallahilitJ_And
'j Bastore To Doerakle. Status As Conditiona_Marrantt l
- PZR PORVs
- AFV flow
- S/G 1evels
- RWST level j
- ECCS flows
- Containment pressure
- BASTS level
- CST level l
- H2 recombiners
- H2 vent H., mixing fans
- Electrical Distribution
- RHR System
- CCW System
- Service Water System
- Additional Air Compressors
- CRDM Fans 14.
Chesk For FAULTED S/Gs:
a.
Check Pressure in ALL a.
00 70 EI-2, (FAULTED STEAM S/Gs -
CINERAIDE IS01ATION), Step 1, unless EI-2, (FAULTED STEAM
- S/G PRESSURE STABLE OR GENERATOR IS01ATION), already DECREASING IN A performed for the FAULTED S/Gs.
CONTROLLED MANNER
- NO S/G COMPLETELY DEPRESSURIZED ECA-3.1 Page 11 of 44 Revision 7
-. -.,,,.. ~,,..,
y
REFERENCE PAGE FOR ECA-3.1 1.
AIMINISTRATIVE FtMCTIGiS i
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
ADHRSE CMTADMENT CWDITIWS ACCisdefinedasContainmentPresgure>3.5psigDEContainment Radiation has been at any time 210 R/BR.
i 3.
El REIMHIATIGLCHIERIA MANUALLY operate ECCS pumps as necessary if H IHH condition listed below occurs:
- RCS subcooling <25'T (<75'T ACC) l
SECGmatY INIEGRITT GITF11A 4
00 70 El-2, (fat /LTED STEAM GENERAIDR ISOIATIM), Step 1, if HIHH condition listed below occurst
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
CQLD 12G_RECRCHIAHWLSWIIQQYER GITERIM H RWST level decreases to <48%. IRE GO 10 ES-1.3, (TRANSFER TO COLD IEC RECIRCUIATIM), Step 1.
I 6.
APW SUFFLT SWITMOFER GITERIA H CST level decreases to <9%. IHM supply ATW from Service Water by
{
opening M0-3045A and MO-3045B.
7.
MULTIPLE TURE RUPTURE GITERIA RETURN TO EI-3, (STEAM GENERATOR TURE RUFTURE), Step 1, if EITHER condition listed below occurs
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CMTINDOUS ACTIG( STRFS 4
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray. Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP. Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux (10-10,,p, 41.
RUPTURED S/Gs NR Level >'14%
42.
RCP Trip Criteria - Single Pump I
ECA-3.1 Revision 7
~ _ _. - - _...
_=_ -..._..
9 SGTR WITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED Action / Expected Response Response Not Obtained CAUTION
- Ard Pumps will trip at a CST level of 35% unless blocked.
- 15. Check IrrACT s/c 1meist a.
Verify NR Level in at a.
Maintain feedflow >720 gpm least one INTACT S/G - >7%
until NR level is >7% (>14% ACC)
(>14% ACC) in at least one INTACT S/G.
b.
Control feedflow to b.
If NR Level in any INTACT S/G maintain NR level in all.
continues to increase in an INTACT S/Gs - BENEEN 7%
uncontrolled manner.11158 CO TO AND 50% (BEW EEN 14% AND EI-3. (STEAM CBtERATDR TUBE 50% ACC)
RUPTURE), Step 1.
16.
Enriff RRIURED S/Ca Blowdown Establish Blowdown Sampling for Sampling - IN SERVICE RUPTURED S/Gs. Use Attachment 3 ESTABLISHING S/G BLOWDOWN SAMPLING 17.
Ifrifv Ad gualt_Shuldern t
tiargins a.
Notify Chemistry to sample RUPTURED S/Gs for boron concentration b.
Notify Chemistry to sample RCS for boron concentration
(
Step 17 continued on next page 1
t ECA-3.1 Page 12 of 44 Revision 7 l
REFERENCE PAGE FOR ECA-3.1 4
1.
AttOMISIMIIDLIUttCIIGiS
- Monitor CSF Status Trees e Monitor Emergency Action Levels (EALa)
J 2.
6 1TIWS ACCisdefinedasContainmentPresgure>3.5psigQP. Containment i
Radiation has been at any time 110 R/HR.
3.
El_MDi1IRIlWi_C1111LIA MANUALLY operate ECCS pumps as necessary if IIIEE condition listed below occurst
- RCS subcooling <25'T (<75'T ACC)
- PZR level can HDI be maintained >5% (>30% ACC) 4.
SECGtD&RI_lHIEGRIILCRIIERIA CO TO EI-2, (FAULTED STEAM CIDERAMR IS0lATION), Step 1, if EITEE condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
C01.0 LAG _15CIRCgiarIM WITCIQTRMWf II RWST level decreases to <48%, IEEN 00 W ES-1.3, (TRANSFER TO COLD LEC RECIRCU1ATI(BI), Step 1.
g 6.
AFW SDflLT SWIICKQYgt. CRITERIA II CST level decreases to <9%, IEN supply APW f rom Set 7 Ace Water by opening M0-3045A and M0-3045B.
7.
ItULIlll2 TUBE RUFTURE CRITERIA RETURN W EI-3, (STEAM CENERAWR TUBE RUFTURE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnotwal radiation l
8.
CGtIDfDQUS ACTIGE ETEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RHR Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containmeat H Concentration 2
15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate
- 30. Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required
- 38. Energize Source Ranges When Flux (10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump
)
l l
ECA-3.1 Revision 7 l
i s
SCTR WITH LOSS Of REACTOR COOLANT - SUBCOOLED RECOVERY DESIRED Action / Expected Response Response Not Obtained b
Step 17 continued t
c.
Shutdown Margin - ADEQUATE c.
Borate RCS as necessary to FOR COLD SHUTDOWN obtain desired RCS boron concentration.
- 1) Consult TSC for effect i
of RUPTURED S/Gs on RCS bo:en concentration
- 2) REFER 70 O! 11-8, (SNUTDOWN MARGIN), f or aid in determination of desired RCS boron concentration t
d.
Continuously sample RCS for
~
boron concentration e.
Borate RCS as necessary to maintain desixed RCS boron concentration
- 18. laitiate mes cooldawn To cold Shutdars 8 a.
During RCS cooldown perform. RCS C00LDOWN DATA b.
Maintain RCS cooldown rate
- <100*F/hr c.
Use RHR System if in service in cooldown mode Step 18 continued on next page ECA-3.1 Page 13 of 44 Revision 7-
-,-i,....-,-,-,._,,,
eym,7,.,-----.,_.,-w,-
,....,-,.r,-,~,-,,v,,.--
,.,,,m,-,
,,-. wry..
,,-yc,
-+--g-~
i REFERENCE PACE FOR ECA-3.1 1.
AR1IllIIIRAI1YK E tlCIIGIS
- Monitor CST Status Trees
- Monitor Emergency Action levels (EAls) 2.
AMERSZ_C2(IAIM1EllI_CGIDIIIWiS ACCisdefinedasContainmentPresgure>3.5psigDEContainment Radiation has been at any time 210 R/HR.
l 3.
El_REIMIII RION CRIIERIA MANUALLY operate ECCS pumps as necessary if E1IER condition listed t
below occurs:
15CWilSAT.Df11GRITY GITERIA CO 10 EI-2, (FAUI.TED STRAM CMERATOR 1801ATIM), Stw 1, if E1IEE condition listed below occurs
- Any S/C pressure is decreasing in an ancontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has ROI been isolated 5.
COLD _L5LRECIRCULAI1ML9f1TGEER_011IIIWRi IE RWST level decreases to <481, IREN 00 70 RS-1.3, (TRANSFER TO COLD 120 RECIRCUIATIM), Step 1.
)
6.
ADLSUEF1T_Bl.ITGUTER GITERIA II CST level decreases to <9%. IRIN supply AFW from Service Water by opening MO-3045A and MO-3045B.
7.
IIULTIFI2 TURE_1UffJRE.G ITERIA RE1 URN TV EI-3, (STMM CINERATOR TUBE RUP1URE), Step 1, if EITHER 1
condition listed below occures
- Any INTACT S/G 1evel increases in an uncontrolled manner l
- Any INTACT S/G has abnormal radiation 8.
CGtIllfUQUE_ACIIGLIIEES 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray. Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure (200 psig (<480 psig ACC) 10.
Contaitueent H2 Concentration
- 15. S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation s
- 33. Verify ECCS Flow Not Required
- 38. Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Ca NR Level >14%
42.
RCP Trip Criterie - Single Pump
)
ECA-3.1 Revision 7
SCTR WITH LOSS Of REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED l
Action / Expected Response Response Not Obtained Step 18 continued CAUIl0N
- If LOLO TAVE INTERLOCK Switches are placed in BYPASS before r
- TAVE <$53'F. then the steam durops will close when TAVE
- reaches 553'T and the LOLO TAVE INTERLOCK Switches must be r
placed in BYPASS again.
- (, ** ** ** ** ** ** ** ** ** **
t t
d.
Dump steam to condenser d.
Dump steam using INTACT S/Gs from INTACT S/Gs PORVs.
- 1) CONDENSER AVA11ABLE C9 DE light on Pettnissive Status Panel - LIT Dump steam using INTACT S/Gs steam supply valve to Turbine
- 2) Verify INTACT S/Gs MSIV AFP.
- 3) Place Steam Dump Mode Selector in Steam Dump steam using INTACT S/Gs Pressure Mode steamilne low point drain to condensert
- 4) Place 1.QTE LOLO TAVE INTERLOCK Switches in
- 1) LOCALLY close MANUAL BYPASS isolation for RUPTURED S/Gs I
stenaline low point drain to
- 5) Operate Condenser condenser Steam Dumpa S/G MANUAL ISO A
MS-012 B
MS-009 C-MS-010 D
MS-011
- 2) OPEN steamline HP Drain to condenser.
Step 18 continued on next page l
ECA-3.1 Page 16 of 44 Revision 7
M RETERENCE PAGE FOR ECA-3.1 1.
Atti1MISMAI1Y1.FIHtCI1CEiS
- Monitor CST Status Trees 1
e Monitor Energency Action Levels (Eats) 2.
ADFERSE CGffAIINEENT CGfDITIWS ACCisdefinedasContainmentPresgure>3.5psigQEcontainment Radiation has been at any time 110 R/HR.
i 3.
11_RRIMIIIAI1(RLCRIZERIA MANUALLY operate ECCS pumps as necessary if 11IHER condition listed 4
below occurst
- RCS subcooling <25'T (<75'T ACC) j
- PZR level can H.QI be maintained >$% (>30% ACC) 4.
SEC(RGRI_INIEGE1If CRITERIA I
CO TV EI-2, (FAULTED STEAM CENERATOR IS01ATIW), Step 1, if LIIHEE condition listed below occurst a
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLD 12G RECIRCUIAI1(RLEWIICIDEEILER1IERI(Rf II RWST level decreases to <48%, IBM 00 70 ES-1,3, (TRANSFER TV COLD LEC RECIRCUIATIW), Step 1.
I 6.
&!)LEUtfLT SWITm0FER CRITIEla II CST level decreases to <9%, IBM supply AFV f rom Service Water by opening MO-3045A and MO-3045B.
7.
IETLTIFI2 TURE RUFTURE CRITERIA RETURN TO EI-3, (STEAM CENERATDR TUBE RUFTURE), Step 1, if EITHER condition listed below occurst
- Any INTACT S/C level increases in an uncontrolled manner i
e Any INTACT S/G has abnormal radiation 8.
CGfTIND00S_ACI1GLEIEES 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray Isolation of Spray Add Tank 6.
RUPTURED S/Cs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure (200 psig (<480 psig ACC) i
- 10. Containment H Concentration 2
15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required
- 38. Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump I
ECA-3.1 Revision 7 l
SGTR WITil LOSS OF RF. ACTOR COOLANT - SUBC00 LED RECOVERY LESIRED Action /E.xpected Response Response Not Obtained Step 18 continued
- 3) LOCALLY OPEN steamline low point drain trap bypass from INTACT S/G to condenser:
(Located on the 45' elevation between the Steam Dumps and the "B" Condenser)
S/G BYPASS VALVE A
CO-390 E
CO-395 C
CO-400 D
CO-405 If no INTACT S/G available AND RHR System NQI in service, IlEN perfortn the f ollowing:
- Use FAULTED S/G QB
- Use RUPTURED S/G.
19.
Chest lCS_Subroolint Baaed _Do CO M Step 33.
Cort._ Exiles - >25'r
(>75'F ACC)
ECA-3.1 Fage 15 of 44 Revision 7
- =. -
REFERENCE PAGE FOR ECA-3.1 ll 1.
Air 1IMISIEAUHlBLUMS
AIMAE C(aftADHufI..CED111MS ACCisdefinedasContainmentPresgure>3.$psigDEContainment i
Radiation has been at any time 210 R/llR.
1 3.
313RDf1TLing_CRInsIA l
MANUALLY operate ECCS pumps as necessary if E1IER condition listed below occurst
- RCS subcooling (25'T (<75'F ACC)
- PZR level can ROI be maintained >$% (>30% ACC) 4 l
4.
55CMDELDfIERITY GITER14 t
00 TV EI-2, (FAULTED STEAM GENERATOR IS01ATION), Step 1, if MIHER l
condition listed below occurs
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurised and has HOI been isolated 4
5.
COLDlEG_RECIRCUIAU2LilWIICRWEILERIIER10N If RWST level decreases to <48%, IBM CO 10 ES-1.3, (TRANSFER TU C01.D LEC RECIRCUIATICBf), Step 1.
I 6.
ADLEUZf1I_BWIICRQEER_CRIIERIA If CST level decreases to <9%, IHM supply ATW from Service Water by opening MO-3045A and MO-3045B.
l 7.
HULTIF12.TUBKJUEIURE. CRITERIA RETURN TU EI-3, (STEAM GENERATOR TVBE RUPTURE), Step 1, if EITAER-condition listed below occurst
- Any INTACT S/G 1evel increases in an uncontrolled saanner
- Any INTACT S/G has abnormal radiation l
8.
CONTINUOUS ACTI(al BTEFS 4.
Verify All AC Buses Energized By Off-Site Power i
5.
Stopping Containment Spray, Isolation of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment il Concentration
- 15. S/GLevelsAnhTotalFeedflow
- 17. Verify-Adequate Shutdown Margin 20.
Check Contairment Sump Level To See If This Procedure Appropriate
- 30. Start An RCP, Verify Natural Circulation
- 33.. Verify ECCS Flow Not Required
- 38. Energire Source Ranges When Flux <10-10 op, 41.
RUPTURED S/Cs NR Level >14%
42.
RCP Trip Criteria - Single Pump I;
I ECA-3.1 Revision 7 l
____y l
\\
i l
I 1
SGTR WITH LOSG OF REACTOR C001AMT - SUBCOOLED RECOVERY DESIRED ActiordExpected Response Rt sponse Not Obtained 1
20.
ChecLILSub.ce91sthcartry..is 9
Appropriate n.
Check RWST level - >607, s.
Detennine expected Containment Sump level using Attaetunent 4 EXFECTED CONTAIVAENT SIMP LEVEL DETERMINATION.
H Containr.ent Surnp level is tess than expected, THM 00 ft)
RCA-3.2, (8CTR WITE IDSS OF REACTPA 0001 ANT - BATURATED RECW,EILY DESIRED), Step 1.
b.
Check RUPTURED S/Gs NR b.
Cannuit TSC to determine if level - <931 (<867. ACC) recovery should be completed using ECA-3.2, (SGTR WITH LOSS OF REACTOR C001 ANT - SATURATED i
RECOVERY DESIRED).
- 21. Check _ll.ACCELla..la.Retric0:
00 TO Step 29.
- S1 Pumps - ANY RUNNING DB
- BIT Outlet Valves - OPEN
- MO-8801A
- MO-8801B h
.OR
- RHR Pwnpa - ANY RUNNING IN Si MODE-22.
Elage All PZ1,3gAltr_.SK11.chBA In..Iht_0iLrnaitism i'
ECA-3.1 Page 16.of.44 Revision 7 1
-.,..... ~ - -.
.-n
REFERENCE PACE YOR ECA-3.1 1.
AMDilSIRAT1YK.IIRCI1MS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EAls) i i
2.
&MIESE CMIADEMtI CG(D1TIMS j
ACCisdefinedasContainmentPresgure>3.5psigQRContainment Radiation has been at any time 210 R/HR.
3.
AI REIM1IIAIIM _ CRITERIA MANUALLY operate ECCS pumps as necessary if E1IREE condition listed below occurst
- RCS subcooling <25'T (<75'T ACC)
- PZR-level can HQI be maintained >$% (>30% ACC) j 4.
nCMar_Drriam1Ir_Cuma CO 70 EI-2, (FAULTED STEAM CENDATOR 1801AT10N), Step 1, if EITHER condition listed below occurst
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has RQI been isolated 5.
CQLD_IAG_ REC 11CUIATIM._mf12CR0fER CRIIERIM II RWST level decreases to (48%. IEN GO TO ES-1.3, (TRANSFER 70 C01E LEC RECIRCUIATIGI), Step 1.
I 6.
Ani_ARErl.I_MITCEDM CRITERIA If CST level decreases to <9%. IliTJi supply Arv f rom Service Water by opening MO,-3065A and MO-3065B.
l l
7.
ItULTIFLE TUAE_RUfIURE CRIIERIA RETURN TO EI-3, (STEAM GENERATOR TUBE RUPTURE), Step 1, if EITHER condition listed below occurs
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CMIDfuQUS ACTI(3(_RI5fA 4
Verify All AC Buses Energised By Off-Site Power 5.
Stopping Containment Spray. Isolation Of Spray Add Tank 6.
RUPTVRED S/Cs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC)
- 10. Containment H2 concentration 15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Gump Level To See If This Procedure Appropriate
- 30. Start An RCP, Verify Natural Circulation r
- 33. Verify ECCS Flow Not Required
- 38. Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Cs NR Level >14%
47.
RCP Trip Criteria - bingle Pump I;
I l
ECA-3.1 Revision 7 i
i
J SG1R WIfil LOSS Oy REACTOR C00tWi? - SUSC00 LED RECOVERY DESIRED j
i Action / Expected Response Response Not Obtaine4 1
1 l
l CAi!IIDN J
- During rapid RCS depressurization void formation snay occur in
- l
- the reactor vessel head. This may result in rapid PZR level l
- chanBes during depressurization, PZR spray, or pressurization.*
l 4
i l
i d
l 23.
Deptusautist 2hn_RCS. ItRailli Ihml1R a.
Use normal P2R spray a.
Use one PER PORV.
j 1E no PORV available. Ilifff use auxiliary spray. REFER 10 O! 3-3, (PRESSURIZER SYSTErl l
OPERATI(M).
l b.
PZR level - >21% (>45% ACC) b.
Continue with Step 24. Wile 2f PZR level >211 (>45% ACC) IlfEN j
stop RCS depressurization.
i I
I i
i i
t l
1 i
4 ECA-3.1 Page 17 of 44 Revision 7
,--r.
-m--
L-
,...,,.y
.,,yn..,,,.,
,_,.v-.y..,y.~,..
. ~ -
REFERENCE PAGE FOR ECA-3.1 1.
4211HISE AI1YE.FtBICIlWiS
- Monitor CSF Status Trees
- Monitor Einergency Action Levels (EAls) i l
2.
ADfERSE CGffADetENT CMDITIWS ACCisdefinedasContainmentPresgure>3.5psigDBcontainment Radiation has been at any time 210 R/HR.
3.
A1_RERilIIAIlGi_ CRITERIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs
- RCS subcooling <25'T (<75'T ACC)
- PZR level can HQI be maintained >5% (>30% ACC) 4 4,
SECRERRI_DfIEGRITT,.CElIERIA 00 TV EI-2, (FAULTED STEAM GENERATUR ISOLATIM), Step 1, if E1 HIE condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HDI been isolated 5.
COLD I2G_RECIRCUIATIGi_SEICRQf3E CRITERIMf IE RWST level decreases to <48%, HG 00 TO ES-1.3, (17ANSTER TO COLD LEG RECIRCUIATIM), Step 1.
)
6.
AFW SUFFLY Blfl11:507ER MITERIA II CST level decreases to <9%, H M supply AFV from Service Water by opening MO-3045A and NO-3045B.
7.
IEILIIF12 TVIE RUP.IDR1 CRITERIA i
RETURN TO EI-3, (STEAM GENERATUR TUBE RUFTURE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation i
8.
CG(I]lfilQDS_ACIIM BTEFS 4
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psis (<480 psig ACC)
- 10. Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump
)
ECA-3.1 Revision 7
SGTR WITH LOSS OF REACTOR COOLANT - SUBCOOLED L;. VER'i sESIRED
?
..~
Action / Expected Response Response hot Obtained CAUTION
- If RCP seal cooling has been previously lost, then the affected RCP should NOT be started prior to a status evaluation.
I
- On natural circulation, RID bypass temperatures and associated interlocks will NOT be accurate.
- ** ** ** ** ** ** ** ** ** ** ** ** ** ** **== ** ** ** ** **
lt01E If possible RCP "B" should be run to provide normal PZP spray.
24.
Check If An RCP Ehould Be Started:
i a.
All RCPs - STOPPED a.
Stop all but one RCP. GO TO Step 25.
OBSERVE NOTES prior to Step 25.
b.
RCS subcooling based on b.
GO TO Step 33.
l core exit TC - >25'F l
(>75'F ACC)'
c.
F2R level - >21% (>45% ACC) c.
RETURN TO Step 23.
OBSERVE CAUTION prior to Step 13.
d.
Esttblipb aonditions for stat Unie an M P, REFER IO OI 3-4 ' (REACTDR COOLANT l'DMP) (exception proper VCT pressure is not required for RCP restart) e.
Start one RCP 1
i ECA-3.1 Page 18 of 44 Revision 7 I
REFERENCE PAGE FOR ECA-3.1 1.
&ItiDilSTRATIVE FWCTIWS 1
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
ADFERSE CMTAINtENT CW DITIWS ACCisdefinedasContainmentPresgure>3.5psigDEcontainment Radiation has been at any time 210 R/HR.
3.
SI REINITIATIM mITERIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs:
- RCS subcooling (25'F (<75'F ACC)
- P2R level can HQI be maintained >5% (>30% ACC) i 4.
SECGGERY INTEGRITY GITERIA CO TO EI-2, (FAULTED STEAM GENERATOR ISOLATIN), Step 1, if ElIHG condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLD _ LEG RECIRCUIATIGijiWITQQEMLCllllEILIGi H RWST level decreases to <48%. IHQ GO TO ES-1.3, (TRANSFER TV COLD IEC RECIRCUIATIN), Step 1.
l 6.
AFW SVP. PLT SWITGOVER MITERIA l
1E CST level decreases to <9%, IHM supply AFV from Service Water by opening MO-3045A and MO-3045B.
7.
IEU"'F12 TUBE RUFTURE G ITERIA I
RETURN TO EI-3, (STEAM CENERATOR TUBE RUFTURE), Step 1 if EITHER j
conciition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CMTINDOUS ACTIM BTEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray. Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumpe When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
3/G Levels And Total Feedflow 17.
Veri *y Adequate Shutdown Margin 20.
Check Containment Sump level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux (10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump
)
ECA-3.1 Revision 7
,F SGTR WITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED Action / Expected Response Response Not Obtained HQIE
- After stopping any ECCS Pumps,'RCS pressure should be allowed to stabilize before stopping another ECCS Pump.
- The CCPe and SI Pumps should be stopped in alternate trains when possible.
25.
Check If One CCP Ehould Be Sinssad:
a.
Two CCPs - RUNNING a.
00 TD Step 26.
b.
Determine required RCS subcooling using Table 1 TABLE 1 SI PUMP STATUS REQUIRED RCS SUB000 LING NONE RUNNING 94*F (221*F ACC)
ONE RUNNING 60'F (181'F ACC)
TWO RUNNING 57'F (177'F ACC) c.
RCS subcooling based on c.
IE RCS hot leg temperatures core exit TCs - GREATER
>395'F (>400'T ACC), IEEH GO TO THAN REQUIRED SUEC00 LING Step _33.
If RCS hot leg temperatures
<395'F (<400'F ACC), IEEN start one RHR pump if none running.
If at least one RER Pump can
.HQI be started, IHEN GO TO Step 33.
d.
PZR level - >21% (>45% ACC) d.
Do NOT stop CCP. RETURN TO Step 23. OBSERYR CAUTION prior-to Step 23.
e.
Stop one CCP ECA-3.1 Page 19oof 44 Revision 7
REFERENCE PAGE FOR ECA-3.1 1.
AIMINISTRATIVE FUNCTIWS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
ADFERSE CNTAIletENT CMDITIWS ACCisdefinedasContainmentPresgure>3.5psigDEcontainment Radiation has been at any time 110 R/HR.
3.
SI REINITJATIW( MITERIA MANUALLY operate ECCS pumps as necessary if EHREE condition listed below occurs:
- RCS subcooling <25'F (<75'T ACC)
- PZR level can HDI be maintained >5% (>30% ACC) 4 SECONDARY DfTEGRITY MITERIA CO TD EI-E, (FAULTED STEAM CENERATOR ISOIATIN), Step 1, if EHHER condition listed below occurs:
- Any f/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLD 12G RECJACUIATIM.SWITMOVER CRITERIM H RWST level decreases to <48%. IBM GO TO ES-1.3, (TRANSFER TD COLD IEC RECIRCULATIN), Step 1.
)
6.
AFW SUFFLY SWIT M 07ER M ITERIA H CST level decreases to (9%. IHM supply AFW from Service Water by opening MO-3045A and MO-3045B.
7.
HULTIP12 TUBE RUFTURE MITERIA RETURN TO EI-3, (STEAM CENERATOR TUBE RUFTURE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGfTINDOUS ACTIGt STEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure (200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation 33.
Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux (10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump I
j ECA-3.1 Revision 7
1 SGTR WITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIREC Action / Expected Response Response Not Obtained i
1 26.
Cht.ek If Ong_SI P
_Should Be S10PPcd:
l a.
Any SI Puep - RUNNING a.
GO TO Step 27.
b.
Determine required RCS subcooling using Table 2 3
j TABLE 2 i
SI PUMP REOUIRED RCS SUBC00 LING j
STATUS ONE CCP RUNNING NO CCP RUNNING ONE RUNNING 144'T (269'F ACC) 500'T
)
TWO RUNNING 50*F (168'F ACC) 63'F (182'F ACC) c.
RCS subcooling based on c.
1E RCS hot-leg temperatures core exit TCs - GREATER
>395'F (>400'F ACC). IHEN TRAN REQUIRED SUBC00 LING GO TO Step 33.
i
~
<395'T (<400'F ACC) IEEN start one RER Pump if none running.
If at least one RHR Pump can HQI be started. IEEN 00 TO Step 33.
l d.
PZR level - >21% (>45% ACC) d.
Do NOT stop SI Pump.- RETURN TO Step 23. OBbERVE CAUTION prior to Step 23.
e.
Stop one SI Pump f.
RETURN TO Step 26.a i
j i
}..
l ECA-3.1 Page 20 of 44 Revision 7
, _,..... _...i
1 REFERENCE PAGE FOR ECA-3.1 1
1.
AIMINISTRATIVE FUNCTIWS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
AINERSE CMTAIlttENT CMDIT1WS ACCisdefinedasContainmentPresgure>3.5psigDEContainment Radiation has been at any time 110 R/HR.
3.
SI REINITIATIM GITERIA MANUALLY operate ECCS pumps as necessary if II E % condition listed below occurs:
- RCS subcooling <25'T (<75'T ACC)
- PZR level can EQI be maintained >5% (>30% ACC) 4.
SECGm&RY INTEGRITY GITERIA 00 TO EI-2, (FAULTED STEAM GENERATOR ISOIATIW), Step 1, if EITHER condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLD LEG RECIRCUIATIM SUTGOVER GITERIM 1E RWST level decreases to <48%, IEEN GO TO ES-1.3, (TRANSFER TV COLD 1AG RECIRCUIATIN), Step 1.
}
6.
APW SUPPLT SWI1G OVER_CRIIERIA II CST level decreases to (9% IEEN supply AFW from Service Water by opening MO-3045A and MO-3045B.
7.
MULTIP12_ TUBE RUPTURE GITERIA 4
RETURN TO EI-3, (STEAM GENERATOR TURE RUPTURE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGrTINDOUS ACTI M STEPS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10 amp, 41.
RUPTURED S/Gs NR Level >14%-
42.
RCP Trip Criteria - Single Pump I
ICA-3.1 Revision 7
SGTR WITH LOSS OF REACTOR C00LANT - SUBCOOLED RECOVERY DESIRED Action / Expected Response Response Not Obtained i
f 27.
Check If Normal chargine Shnuld Be Established:
I a.
Check the followings a.
DO NOT ISOLATE BIT.
GO TO Step 33.
2
- S1 Pumps - BOTH STOPPED
- CCPs - ALL BUT ONE 4
STOPPED 1
b.
RCS subcooling based on b.
IE RCS hot leg temperatures core exit TCs - >78'T
>395'F (>400'T ACC), IEEN
(>200'F ACC)
GO TO Step 33.
i II RCS hot leg temperatures (395'F (<400*F ACC), IEEN start one RHR Pump if none running.
II at least one RHR Pump can EQI be started, IHIN GO TO Step 33.
c.
PZR level - >21% (>45% ACC) c.
DO NOT ISOLATE BIT. RETURN TO Step 23.
OBSERVE CAUTION prior to Step-23.
1 i
28.
Establish Normal charmine:
a.
Close RCP Seal Flow Control l
Valve-(HFK-182) b.
Adjust CCP Flow Control Valve (FK-121)'to minimum demand i
c.
Open Charging Line-l Isolation Valves:
- M0-8105
- MO-8106 Step 28 continued on next page d
P ECA-3.1 Page 21 of 44 Revision 7 e
1
,--,,,-..,n,..
1 REFERENCE PAGE FOR ECA-3.1 1
1.
AIRIINISTIATIVE FUNCTIWS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EAls) 2.
ADFERSE CMTADEGNT CWDITIWS j
ACCisdefinedasContainmentPresgure>3.5psigQBContainment Radiation has been at any time 110 R/HR.
3.
SI_REINITIATIM M ITERIA
)
MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs:
- RCS subcooling <25'T (<75'F ACC) 4
- PZR level can HQI be maintained >5% (>30% ACC) 4 4.
SECGGLRY INTEMITY GITERIA l
1 GO TD EI-2, (FAULTED STEAM GDGRATOR ISOIATIM), Step 1, if ElIliEE condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated i
5.
COLD. LEO RECIRCUIATIM SWITGDFER GI'rERIM lE RWST level decreases to <48%, I]iEN GO TO ES-1.3, (TRANSFER 70 COLD i
LEG RECIRCUIATIW), Step 1.
)
6.
AFW SUFFLT SWITGUTER GITERIA 1E CST level decreases to <9%. IRIN supply Ani f rom Service Water by opening MO-3045A and MO-3045B.
7.
ItDLTIF12 TURE RUPTURE GITERIA RETURN TO RI-3, (STEAM GENERATOR TUBE RUPTURE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 4
8.
CGfrINDOUS. ACTIM ETEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RHR Pumps When RCS Pressure <200 psig (<480 psig ACC)
- 10. Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10 amps 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump I
ECA-3.1 Revision 7
i i
SGTR WITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED 4
l Action / Expected Response Response Not Obtained 1
a j
Step 28 continued j
i I.
I d.
Close BIT Outlet Valvest
- MO-8801A i
- MO-8801B
]
i e.
Establish 60 gpm charging flow using CCP Flow Control i
Valve (FK-121) while adjusting RCP Seal Flow Control Valve (HFK-182) to maintain 6.6-13 gpm seal injection flow to each RCP (if seal injection established)'
s f.
Ensure CCP RECIRC Valves
- OPEN i
l
- MO-8111
- MO-8110 i
l 29.
Check If rhmerine Flow Should Be Controlled To Maintain PZR i
Laxel:
i a.
Check RHR Pumps - NONE a.
00 TO Step 33.
RUNNING'IN SI MODE 4
l b.
Control charging flow to maintain PZR level i
l-
'ECA-3.1-.Page 22 of 44 Revision 7 l.
I t
- -.,.. -.. -.. ~.., _,.. -.., _ - -
REFERENCE PAGE FOR ECA-3.1 I
1.
AIMINISTEATIVE FUNCTIWS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
ADFERSE CMTAIIGGNT CGEDITIWS ACCisdefinedasContainmentPresgure>3.5psigDEContainment Radiation has been at any time 110 R/HR.
4 3.
SI.REIMITIATIM G ITERIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs:
- RCS subcooling <25'T (<75'T ACC)
- PZR level can EQI be maintained >$% (>30% ACC) 4 SECWIERT INTEGRITY.GITERIA GO TV EI-2, (FAULTED STEAM CENERATOR ISOLATIW), Step 1, if EITHER condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLD LEC RECIRCUIATIM SWITM07ER MITERl(El H RWST level decreases to <48%, IREN C0 TO ES-1.3, (TRANSFER 70 COLD LEG RECIRCUIATIW), Step 1.
)
6.
AFW SUPPLY SWITMOVER GITERIA H CST level decreases to <9%, IHEN supply AfW f rom Service Water by opening MO-3045A and M0-3045B.
7.
MULTIPLE TQE RUFTURE GITERIA i
i RETURN TD EI-h; (STEAM GENERATOR TUBE RUPTURE), Step 1, if EITHER condition listet below occurs:
- Any INTACT S/C level increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CMTINUOUS ACTIM STEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) i 7.
Restart RER Pumps When RCS Pressure (200 psig (<480 psig ACC) i 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Gs NR Level')14%
42.
RCP Trip Criteria - Single Pump I
i ECA-3.1 Revision 7
SGTR WITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED Action / Expected Response Response Not Obtained CAUTION
- If RCP seal cooling has been previously lost, then the affected RCP should NOT be started prior to a status evaluation.
- On natural circulation,- RTD-bypass temperatures and associated interlocks will NOT be accurate.
- ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** o* ** ** ** ** **
HQIE If possible RCP "B" should be run to provide normal PZR spray.
30.
Ch d RCP Status:
a.
Verify RCPs - AT LEAST ONE a.
Start one RCP by performing the RUNNING following:
- 2) Start one RCP.
II an RCP can NOI be started, IEEN verify natural circulation.
Use Attachment 5 NATURAL CIRCULATION VERIFICATION.
IE natural circulation can HQT l
be verified, IEEN increase dumping steam from INTACT S/Gs.
b.
Stop all but one RCP i
I l
ECA-3.1 Page 23 of 44 l
Revision 7
REFERENCE PAGE FOR ECA-3.1 1.
AIR 1D[ISIRAIIYE FUNCTIWS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
AD7ERSE CCB(TADeGNT CMDITIWS ACCisdefinedasContainmentPresgure>3.5psigQBContainment Radiation has been at any time 210 R/HR.
3.
SI REINITIATI M CRITIEIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs:
- RCS subcooling <25'T (<75'F ACC)
- PZR level can HQI be maintained >5% (>30% ACC) 4.
SECGGERY DfTEGRITY CRITERIA CO 70 EI-2, (FAULTED STRAM CENERATOR ISOLATIN ), Step 1, if EITHER condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI beta isolated 5.
COLD LEG RECIRCUIATIN SWITCIO7ER CRITERIW H RWST level decreases to <48%. IHDi CO TD ES-1.3, (TRANSFER 1D COLD 1.EG RECIRCUIATIN), Step 1.
)
6.
AFW SUPPLY SWIT 3 07ER S TTERIA H CST level decreases to <9%. IHDi supply AFW from Service Water by opening M0-3045A and MO-3045B.
7.
MULTIPIJE TUBE RUPTnar SITERIA RETURN TO EI-3, (STEAM CENERATOR TUBE RUPTURE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal. radiation 8.
C W IINDOUS..ACTIW..BTEFS 4.
Verify All AC Buses Energized By Off-Site Power 1
5.
Stopping Containment Spray. Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H2 Concentration 15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump ECA-3.1 Revision 7
SGTR WITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED Action / Expected R-sponse Response Not Obtained
- ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** *w ** ** ** ** **
CAUTION During rapid RCS depressurization void formation may occur
- in the reactor vessel head. This may result in-rapid PZR 1evel changes during depressurization, PZR spray, or pressurization.
31.
Densaanise 'the RCS_Io EDIRil%E RCS SUBCOOLINGt a.
Use normal PZR spray a.
Use one PZR PORV.
If no PORV available, THEN use auxiliary spray, REFER 10 01 3-3, (PRESSURIZER SYSTEM OPERATION).
b.
Turn on PZR heaters as necessary c.
Depressurize'RCS until EITHER of the following conditions is satisfied:
- PZR level - >75%
(>60% ACC)
(<85'F ACC) i I
i ECA-3.1 Page 24 of 44 j
Revision 7
)
i
REFERENCE PAGE FOR ECA-3.1 1.
AIMINISIEATIYE.FUNCTIWS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
ADVERSE C(MTAINENT CMDITIWS ACCisdefinedasContainmentPresgure>3.5psigDEContainment Radiation has been at any time 210 R/ER.
3.
SI REINITIATIM GITERIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs:
- RCS subcooling <25'F (<75'F ACC)
- PZR level can EQI be maintained >5% (>30% ACC) 4.
SECWIERT INTEGRITY GITERIA GO TD EI-2, (FAULTED STEAM GENERATOR ISOLATIM), Step 1, if EITHER condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has EQI been isolated 5.
COLD 1:
mi lE RWST level decreases to <48%, IREN GO To ES-1.3, (TRANSFER TD COLD LEC RECIRCULATIM), Step 1.
)
6.
AFW SUPPLT SWIT G OVER MITERIA 11 CST level decreases to <9%, IREN supply AW f rom Service Water by opening MO-3045A and M0-3045B.
7.
MULTIPLE TUBE.1UFTURE GITERIA RETURN TO EI-3, (STEAM GENERATOR TUBE RUPTURE), Step 1, if EITHW condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
pW TINUOUS ACTIM STEPS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure (200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation 33.
Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10,mp, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump I
ECA-3.1 Revision 7 i
l
' l l
SGTR WITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED Action / Expected Aesponse Response Not Obtained-i i
4 32.
Verify -Adequate Shutdown 4
Margin:
a.
Notify Chemistry to saraple RUPTURED S/Gs for boron l
concentration b.
Notify. Chemistry to sarsple l
l c.
Shutdown Margin - ADEQUATE c.
Borate RCS as necessary to i
FOR COLD SHUTDOWN obtain desired RCS boron concentration.
j-
- 1) Consult TSC for effect i
of RUPTURED S/Gs on RCS boron concentration 4
l
concentration
)
i d.
Continuously sample RCS for i
boron concentration i
e.
Borate RCS as necessary to maintain desired RCS boron l
concentra
.n a
- 33. Yerifv ECCS Flow MOT Reauired:
a.
RCS subcooling based on a.
MANUALLY-operate ECCS Pumps as 3
core exit TCs - >25*F necessary. GO TO Step 34.
l
(>75*F ACC) b.
PZR level - >5% (>30% ACC) b.
MANUALLY operate ECCS Pumps as necessary.
GO TO Step 34.
ECA-3.1 Page 25 of 44 Revision 7 t
g 4i%.%.s 7--.
.~,--,.
.ew-.w..
1 REFERENCE PAGE FOR ECA-3.1
}
1.
AW INISTRATIVE_FtBfCTIWS
- Monitor CSF Status Trees
- Monitor Emorgency Action Levels (EALs) 2.
ADfERSE CMTADetdNT CWDITIWS ACCisdefinedasContainmentPresgure>3.5psigDEContainment Radiation has been at any time 210 R/HR.
3.
El_REINITIATIW( GITERIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs:
- RCS subcooling (25'F (<75'F ACC)
- PZR level can HQI be maintained >5% (>30% ACC) 4 SECGGERY INTEGRITY GITERIA CO TO EI-2, (FAULTED STEAM GENERATOR ISOIATIW), Step 1, if E1IEE condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HDI been isolated 5.
COLD LEG RECIRCUIATIM SWITG OVER CRITERI W II RWST level decreases to <48%, IRE CO TO ES-1.3, (TRANSFER TO COLD LEG RECIRCUIATIGI), Step 1.
h 6.
APW SUPPLY SWITCEOVER GITERIA 1E CST level decreases to <9%, IHE supply AW f rom Service Water by opening M0-3045A and MO-3045B.
7.
IlULTIFIA TUBE RUPTURE MITERIA RETURN 'ID EI-3, (STEAM CENERATOR TUBE RUPTURE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGfTINUOUS ACIIGt STEPS 4
Verify All AC Buses Energized By Off-Site-Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment Hg Concentration 15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margiu 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Gs NK Level >14%
42.
RCP Trip Criteria - Single Pump I
ECA-3.1 Revision 7
SGTR UITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED Action / Expected Response Response Not Obtained 34.
Chc.ck If SI Acc M ators..Should Ac Isniatsd:
a.
RCS subcooling based on a.
If SI accumulators pressure core exit-TCs - >25'F
<140 psig. THEN 00 TU Step 34.c.
(>75'F ACC)
If NOT, IEEN 00 To Step 35.
b.
PZR level - >5% (>30% ACC) b.
RETURN To Step 23.
OBSERVE CAUTION prior to Step 23.
c.
Close power supply breakers for all SI accumulator outlet valves VALVE BREAKER M0-8808A B-2510 M0-8808B B-2610 MO-8808C B-2511 M0-8808D B-2611 d.
Close all SI accumulator d.
Vent any unisolated SI outlet valves:
accumulator:
- M0-8808A
- 1) Verify closed SI accumulator
- M0-8808B N Supply (CV-8880) 2
- MO-8808C fill
- MO-8808D
- 2) Open SI accumulator N2 valve for accumulator to be vented:
ACCUMULATOR VALVE A-CV-8875A B
CV-8875B C
CV-8875C D
CV-8875D Step 34 continued on next page l
ECA-3.1 Page 26 of 44 Revision 7 i
REFERENCE PAGE FOR ECA-3.1 1.
AIMINISIRATTIE FGtCTIQiS
- Monitor CSF Status Trees 4
- Monitor Emergency Action Levels (EALs) 2.
ADFERSE CMTADetENT.CMDITIWS ACCisdefinedasContainmentPresgure>3.5psigQBContainment Radiation has been at any time 210 R/HR.
i 3.
SI REINITIATIGf M ITERIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs:
- RCS subcooling <25'F (<75'F ACC)
- PZR level can EQI be maintained >5% (>30% ACC) 4.
SECGGARY INTEGRITY GITERIA 4
CO 70 El-2, (FAULTED STEAM GENERATUR ISOLATIN), Step 1, if ElIEEE condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has ROI been isolated 5.
COLD LEG RECIRCUIATIW SWITG0FER CRITERION II RWST level decreases to <48%, IRIN GO IV ES-1.3, (TRANSFER TO COLD LEG RECIRCUIATIW), Step 1.
l 6.
AFW SUPPLT WITM OVER G ITERIA II CST level decreases to <9%, IllEN supply AFV f rom Service Water by opening MO-3045A and MO-3045B.
7.
PfULTIFLE TUBE RUPTURE GITERIA RETURN TO EI-3, (STEAM CENERATOR TUBE RUPTURE), Step 1, if EITHER condition listed below occurs
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGVTINDOUS ACTIGt STEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RBR Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux (10-10
,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump I
ECA-3.1 Revision 7
..- - -. -...-..-. --. -. ~
SGTR WITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED Action / Expected Response Response Not Obtained i
Step 34 continued i
- 3) Open SI accumulatt.:.
- en t (HPK-943).
- 4) M SI Accumulator'is depressurized. IHIN close l
Iill SI Accumulator N2 valve opened in Step d.2).
- 5) Close SI Accumulators N2 vent (HPK-943).
II NOT able to vent all unisolated til accumulators, M.
contact TSC for. assistance.
e.
Ope.n power supply breakers for all SI accumulator outlet valves:
VALVE BREAKER MO-880BA B-2510 M0-8808B
.B-2610 MO-8808C B-2511 MO-8808D B-2611
. 1 l
1 ECA-3.1 Page 27 of 44-Revision 7 i
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.+,vv
,~ca w~ee s -e -,n v v..
- v'+ee
-.e,-
e
I 1
REFERENCE PAGE FOR ECA-3.1 i
f 1.
AIFlINISTRATIVE. FIBfCTIWS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EAls) 2.
AINERSZ_CMTAIMEENT CWDITIQl3 ACCisdefinedasContainmentPresgure>3.5psigDEContainment Radiation has been at any time 110 R/HR.
3.
El REINITIATIM CRITERIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs:
- RCS subcooling <25'F (<75'F ACC)
- PZR level can EQI be maintained >S% (>30% ACC) 4 SECMMRT INTEGRITY CRITERIA f
GO 1D EI-2, (FAULTED STEAM GENERATOR ISOIATIN), Step 1, if EITHER condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HDI been isolated 5.
COLD 120 RECIACHIAIlGLSWHIX0VER..CRITER1Ji H RWST level decreases to <48%, HEN GO TO ES-1.3, (TRANSFER TO COLD 12G RECIRCUIATIW), Step 1.
)
6.
APW SUFFLY StfI1tROFER CRITERIA H CST level decreases to <9%, HEN supply AfW from Service Water by i
opening MO-3045A and MO-3045B.
7.
MULTIFI2 TUBE RUPTURE CRITERIA RETURN TO EI-3, (STEAM GENERATOR TUBE RUPTURE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGrrINDOUS ACTIGt STEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >77. (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation i
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10 amps 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump
)
i I
l ECA-3.1 Revision 7
J SGTR WITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED Action / Expected Response Response Not Obtained l
CAUTION
- EDCs should NOT be run for >4 hours with (1100 KW load.
J 35.
Igrify All AC Buaes EngIgigid By Off-Site Powgri 3
a.
V81 and V82 bus voltage -
a.
Coordinate with Load Dispatcher NORMAL to restore an incoming line.
REFER M WI-31, (230 KV SYSTilM FAULTS).
l b.
S/U transformer breakers to b.
H power is available in the H1 and H2 - CLOSED switchyard, IliEN restore power to H1 and H2.
REFER 70 W 1-32,
- H-102 (12.47 KV AND 4.16 KV SYSTEM
- H-202 FAULTS).
c.
Verify A1 AND A2 -
c.
Try to restore off-site power to ENERGIZED BY OFF-SITE POWER Al AND A2.
REFER 70 W I-32,
.(12.47 KV AND 4.16 KV SYSTEM FAULTS.
H off-site power can HDI be.
restored to Al AND A2, 3111N place additional equipment on any loaded EDG. REFER TO ONI-50, (FIANT OPERATION AFTER A IDSS OF OFF-SITE F0WER).
CONTINUE efforts to restore power while continuing with this procedure.
d.
Stop any unloaded EDG and place in Standby by performing the following:
- 1) Place unloaded EDG's IDLE AFTER AUTO START switch to IDLE
- 2) Place unloaded EDG's START /STOP CONTROL switch to STOP ECA-3.1 Page 28 of 44 Revision 7
REFERENCE PAGE FOR ECA-3.1 1.
AIrlINISTRATIVE.ftBICTJMS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
ADVERSE CWTAINENT. CGtDITIGfS 3
ACC is defined as Containment Presgure >3.5 psig E Containment Radiation has been at any time 110 R/HR.
3.
81.REIMITIATI M.M ITERIA MANUALLY operate ECCS pumps as necessary if ElHQ condition listed below occurs:
- RCS subcooling (25'T (<75'T ACC)
- PZR level can M be maintained >5% (>30% ACC) a 4
SECGm&RY INTEGRITY CRITERIA CO TU EI-2, (FAULIED STgAM CENERATUR ISOIATI(BI), Step 1, if UHE condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has M been isolated 1
5.
COLD LEG RECIRCUIATIGI SWITMOTER CRITERIG(
H RWST level decreases to <48%, E E C0 TO ES-1.3, (TRANSFER TO COLD IEC RECIRCUIATIGI), Step 1.
)
6.
AFVS m H CST level decreases to <9%, HM supply AFV f rom Service Water by opening MO-3045A and MO-3045B.
7.
PIULTIFI2 TUBE RUPTURE CRITERIA 4
RETURN TO EI-3, (STEAM CINERATOR TURE RUPTURE), Step 1, if EITHER condition listed below occurs:
l
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGITINDOUS ACTIGt STEFS 4
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Lavel >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure (200 psig (<480 psig ACC) 10.
Containment H Concentration 15.
S/GLevelsAnhTotalFeedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump l
ECA-3.1 1_
Revision 7 l
v.
,,-,.,-y
SGTR W1TH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED Action / Expected Response Response Not Obtained
- 36. Itinlaist_Sacondary contaminatino:
a.
Close Condenser Reject Valves:
- CV-2954B e CV-2956B b.
Open Condensate Demin Bypass Valves:
- M0-7100A
- M0-7100B c.
Isolate other unnecessary flowpaths that could spread contamination, contact TSC for assistance 37.
Check RCP Supnort Status 1 a.
Support conditions for the a.
running RCPs - AVAILABLE
- 1) Seal injection flow -
- 1) II normal charging in 6.6-13 gpm PER pump service. IRIN adjust RCP Seal Flow Control Valve (HFK-182) as necessary.
- 2) RCP temperatures as
- 2) Verify the following valves-indicated by computer open:
-display 4RC6.- NORMAL
- CCW-FROM B and C RCP (MO-3320)
Step 37 continued on next page ECA-3.1 Page-29 of 44 Revision 7
REFERENCE PACE FOR ECA-3.1
[
1.
ANIMISTRATIVE FWCTIWS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
ADVERSE CWTADeGNT CNDITIWS ACCisdefinedasContainmentPresgure>3.5psigQRContainment Radiation has been at any time 110 R/HR.
3.
SI REIMITIATIGL CRITERIA MANUALLY operate ECCS pumps as necessary if E1HY,R condition listed below occurs:
- RCS subcooling <25'T (<75*F ACC)
- PZR level can liQI be maintained >5% (>30% ACC) 4 4.
SECGGERY INTEGRITY CRITERIA l
GO 70 El-2, (FAULTED STEAM CENIOLATOR ISOIATIM), Step 1, if E111LE,R condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLD uG_RECIRGIATim SWITQ[QYER CRIIERIN II RWST level decreases to <48%, H g Go To ES-1.3, (TRANSFER To COLD 12G RECIRCUIATIM), Step 1.
)
6.
AFW SUPPLY WITCROVER CRIZERIA 1E CST level decreases to (9%, EG supply AFW from Service Water by opening MO-3045A and MO-3045B.
7.
MULTIFI2 TUBE RUPTURE CRITERIA RETURN TO EI-3, (STEAM GENgRATOR TURE RUPTURE) Step 1 if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner i
[
- Any INTACT S/G has abnormal radiation 8.
CNTINDOUS ACTIM STEFS l
4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray. Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 1 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation l
- 33. Verify ECCS Flow Not Required i
38.
Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Cs NR Level >14%
42.
RCP Trip Criteria - Single Pump
),
ECA-3.1 Revision 7 i
l I
SGYR WIT 11 LOSS OF REACTOP. COOLANT - SUBCOOLED RECOVCRY DESIRED Action /E.xpected Response Response Not Obtained i
Step 37 continued
- 3) Provide Seal Water EX r.ooling:
(MO.3319)
- 4) Open RCP Seal Wate-i Return Valves:
- M0-8100
- MO 8112 38.
Check.l Lj$our.ce h ee Deticlorm 6
Shon1Lh Jacrxixed:
WHENflux<10gep39.
Continue with a.
Check Inte diate Range a.
amps, TilEN flux - <10-amps perform Steps 38 b and 38.c.
b.
Verify Source Range b.
MANUALLY energize Source Range detectors - D4 ERG 12ED detectors.
c.
Iransfer NR-45 Recorder to indicate both Source Ranges ECA-3.1 Page 30 of 44 Revision 7 l
1
1 REFERENCE PAGE FOR ECA-3.1 1.
AD121S23AIIYR_ERfCIItaiS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
AMESE..CGITAIIenDCC..CQWinOJS -
ACC is defined as Containment Presgunt >3.5 psig QB Containment Radiatien has been ut any time 210 R/itR.
3.
ELAKIRJIJAIl0lf.3RIIRJA MANUALLY operate ECCS pumps as nm:essary if EITHER condition listed below occurs:
- RCS subcooling (25'T (<75*F ACC)
- PZR level can RQI he maintained >$1 (>307. ACC) 4 SECGtIM.JK1%GEJII_fJRIERIA 4
00 M EI-2, (FKULTED STEAM GENFAATOR ISOIATION), Step l, if MIHER i
condition listed below occurs t
- Any S/G pressure is decreasing in an tracontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and bras hDT ber;n isolated S.
COULLEp__ R2ciRCEAIlf4LSWIIU2WEIL.CRIIRIIE!
lE RWST level decreases to (48%, IEW GO TO ES-1.3, ('11LANSTER M COLD.
LEC RECIRCUIATION), Step 1.
)
d 6.
Aty_SR2,tLLStfITCE0VER CRITERIA
.II CST level decreases to <9%, IllM suppJy AW from Service Water by opening M0-3045A and MO-3045B.
7.
HULI1F12. IUBE.RUZ2DEE _CRDEFJA RETURN TO RI-3, (S W CIP)fERATOR TUBE RUPTUG2), Step-1 if EITRER-condition listed below necurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner l
- Any INTACT S/G has abnorr.a1 radiation 8.
CGtTINDOUS ACTIGt BTEPS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H Concentration 2
15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
i 42.
RCP Trip Criteria - Single Pump I
i ECA-3.1 Revision 7
l SGTR WITA LOSS OF REACTOR COOLANT - SUBCOOLED RECOVERY DESIRED l
Action /D:pected Response Response Not Obtained HQIE l
Ferformance of EOPs has priority over restoration of secondary Plant equipreent.
39.
Shut.. Dan _1hane.ctamaxL.flant Equisecut:
Refer To The Appropriate GOI For Plant Conditions 40.
Maitr_Cheenintre To_Sassim.1CS Enr_.lodiat Irs _t.o_six.Xun.ts Altar _Idr CAUTION
- Feedflow should NOT be established to any RUPTURED S/G that
- is also FAULTED unless needed for RCS cooldown.
- ** ** ** n* ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **
41.
Cherk_1UZ1TRED S/Gs NR Invel -
Refill RUPTURED S/Gs to 64%
>14%
(50% ACC) NR level using f cedflow.
1E either of the in11owing conditions occurs, IllEN stop feedflow to RUPTURED S/Gs:
- RUPTURED S/G pressure decreases in an uncontrolled mam.er.
- RUPTURED S/G pressure increases to 1100 psig.
ECA-3.1 Page 31 of 44 Revision 7
l REFERENCE PAGE FOR ECA-3.1 h
1.
AIRtINISnAIIYE _FIEfCTIMS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
ADVERSE CGffADetENT CG(DITIGfS ACC is defined as Containment Prespure >3.5 psig QR Containment Radiation has been at any time 210' R/HR.
3.
SI REINITIATIG( GITERIA MANUALLY operate ECCS pumps as necessary if EITilER condition listed below occurs:
- RCS subcooling <25'T (<75'F ACC)
- PZR level can th1I be maintained >5% (>30% ACC) 4.
33CgGERLHIEGEIH_CRIIERIA GO M EI-2, (FAULTED STEAM GENERAMR ISOIATIM), Step 1, if EITHER condition listed below occurs:
- Aay S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has ROI been isolated
(
5.
COLD LEG RECIRCUIATIM SWITG0HR CRITERIM l
II RWST level decreases to <48%. IHQ GO 70 ES-1.3, (TRANSFER 70 COLD LEG RECIRCUIATIM) Step 1.
l 6.
A M SUFFLT HWITCROFER CRITERIA II CST level decreases to <9%. IHM supply AFW from Service Water by opening MO-3045A and MO-3045B.
I 7.
MULTIFLE TURE RPPTURE G ITERIA I
RETURN TO EI-3, (STEAM GENERATOR WBE RUFTURE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner l
- Any INTACT S/G has abnormal radiation I
8.
CGfTINDOUS At?IIGt STEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) j 7.
Restart RHR Pumps When RCS Pressure <200 psig (<480 psig ACC) 10.
Containment H Concentration S/GLevelsAnkTotalFeedflow 15.
17.
Verify Adequate Shutdown Margin l
20.
Check Containment Sump Level To See If This Procedure Apprcpriate l
30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required l
38.
Energize Source Ranges When Flux <10-10 mp, 41.
RUPTURED S/Gs NR Level >14%
l 42.
RCP Trip Criteria - Single Pump I
i ECA-3.1 i
Revision 7 1
l
SGTR WITH LOSS OF REACTOR COOLANT - SUBC00 LED RECOVERY DESIRED e
Action / Expected Response Response Not Obtained 42.
CbscLILACfs_ShouliLk 0
EtoPP8dI a.
Check (.*e followings a.
00 M Step 43.
- RCP number one seal differential pressure -
<200 paid DE
- RCP number one seal leskoff flow - LESS THAN THE LOWER LIMIT Of THE OPERATING RANCE OF ATTACHMENT 6. RCP NUMBER ONE SEAL LEAKOTT FLOW OPERATING RANGE b.
Stop affected RCPs 43.
Check If RER SystemLCasL)C Elacsd in Servicet a.
Check the followings a.
00 N Step 44.
- RCS temperature - <350'T
- RCF pressure - <380 psig b.
Consult with TSC to determine if RHR System should be placed in service 4'.
Chesk_1CS TammotInturas - (200'F RETURN TO Step 6.
45.
Evaluate 1 - -Term Plant Sittus:
a.
Maintain cold shutdown conditions b.
Consult TSC END Of ECA-3.1 I
ECA-3.1 Page 32 of 44 Revision 7
0 REFERENCE PAGE FOR ECA-3.1 1.
AIMINISTRATIVE FIBIC11MS
- Monitor CST Status Trees
- Monitor Emergency Action Levels (EALs) 2.
AINERSE CGfTAIIstENT.CGIDITIGtS ACCisdefinedasContainmentPresgure>3.5psigDEContainment Radiation has been at any time 110 R/HR.
3.
Bl.12INITIATIM MITERIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs
- RCS subcooling <25'r (<75'r ACC)
- PZR level can NOI be maintained >$% (>30% ACC) 4.
SECMIERT INTEMITY 21TERIA CO TO El-2, (FAULTED STEAM CENERAtt>R ISOIATIW), Step 1, if E1H3 condition listed below occurs
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLILIAG_RECMCUIATIGLB(IICR0fER CRITERIGi If RWST level decreases to <48%. HEN CO TV ES-1.3, (TBANSFER TO COLD I
LEG RECIRCUIATIM), Step 1.
)
6.
ABLEUZZLI_3(IICRQFER CRITERIA II CST level decreases to <9%, HIN supply ATV f rom Service Water by opening MO-3045A and MO-3045B.
7.
IIULIIFI2..TURE_R,'FTURE CRITERIA RETURN TV EI-3, (8 TRAM CENERATOR TURE RUFTURE), Step 1, if EITEER condition listed below occurs:
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGfTINDQUS ACTIGt BTEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray. Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RHR Pumps When RCS Pressure <200 psig (<480 psig ACC)
- 10. Containment H Concentration 2
15.
S/G Levels And Total Teedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Suep Level To See If This Procedure Appropriate 30.
Start An RCP Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energire Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Cs NR Level >14%
42.
RCP Trip Criteria - Single Pump
)
ECA-3.1 Revision 7
. - -. =. _
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RCS SU3co@ LINS CURVE i
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(*F)
' Attachment 1 Page 1 of 1-
-.ECA-3.1 Page 33 of 44 Revision-7
. ~ _,. _ - _.
.. - -... =
REFERENCE PAGE FOR ECA-3.1
)
1.
AIMINISTRAIRE FUNCI12(S
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EAos) 2.
ADfERSE CNTADRENT CGWH12(S ACCisdefinedasContainmentPresgure>3.5poisDEContainment Radiation has been at any time 110 R/HR.
3.
SI REDilI1AII2LCKIIERIA MANUALLY operate ECCS pumps as necessary if E11 HIE condition listed below occurst
- RCS subcooling <25'T (<15'T ACC)
- PZR level can EQI be maintained >5% (>30% ACC) 4.
33CGG&RLD(IEGRITY GITE11A GO TO EI-2, (FAULTED STEAM GENERA 1DR IS01ATIM), Step 1, if ElIEEE condition listed below occurst
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has EQI been isolated 5.
COLD 12G_RECIRCHIATIM SWITGQYZILCKIIER12f H RWST level decreases to <48%, IEEN GO 10 ES-1.3, (TRANSFER TO COLD LEG RECIRCUIAT!W), Step 1.
}
6.
ADLSHEZLLSWITMQEER MITIKIA If CST level decreases to <91, IHEN supply AFW from Service Water by opening MO-3045A and MO-3045B.
7.
IRILIIE(2_ TUBE.1UFTUEE G ITERIA RETURN TO EI-3, (STRAM CENERATOR TURE RUF1URE), Step 1, if EITHER condition listed below occurst
- Anv INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
QGtTINDOUS ACTIMI STEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Centainment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC)
/. Restart RER Pumps When RCS Pressure (200 psig (<480 psis ACC)
.0.
Containment H2 Concentration 15.
S/G Levels And Total feedflow
$7. Verify Adequate Shutdown Margin
- 20. Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation 3.'. Verify ECCS Flow Not Required L.
Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump
)
ECA-3.1 Revision 7-
STARTING AN INSTRLHENT AIR COMPRESSOR H2II This attachment provides instructions to start an Instrument Air Coapressor under a variety of conditions.
1.
If on.c is available to an Instrument Air Compressor, IKES GO TO otep 2 of this attachment. If power is NOI available. IHLN prepare to re-energize the Sullair or the A Joy Instrument Air Compressor by perf onning the f ollowing s a) Open all bus A5 breakers:
- A-501 Bus A5 Feeder
- A-502 A Heater Drain Pump
- A-503 A Cooling Tower Makeup Pump
- A-504 LC B09 Feeder
- A-505 LC B05 Feeder
- A-506 A$ to A6 Bus Tie
- A-507 LC B07 Feeder
- A-508 LC B13 Feeder
- A-509 LC B15 Feeder
- A-510 Startup Auxiliary Feed Pump b) Open all bus B07 breakers:
- B0712 LC B07 Feeder
- B0713 HCC B35 Feeder
- B0714 Sullair Air Compressor Feeder
- B0722 North Stator Cooling Water fump Feeder
- B0723 A Joy Air Compressor
- B0724 North CRDM Feeder c) Open the B05 to 337 bus tie breaker (B0532).
i l
l Page 1 of 4 ECA-3.1 Page 34 of 44 Revis!on 7 4
I i
i RETERENCE PAGE FOR ECA-3.1 I
I 1.
AMINISTRATIY1_fMICTIMS
- Monitor CSF Status Trees i
l e Monitor Emergency Action Levels (EALs) i 2.
ADFERSE CGITADREENT. OmtDITIGIS l
ACCisdefinedasContainmentPresgure)3.5psigQEContainment j
Radiation has been at any time 210 R/HR.
3.
31 REINIIIATim CRITERIA
}
MANUALLY operate ECCS pumps as necessary if MIST.R condition listed below occurs l
- RCS subcooling <25'T (<75'T ACC)
- PZR level can ROI be maintained >5% (>30% ACC) 4 EECGG4ELJMIEnlIY CRITERIA 5
00 TV El-2, (FAULTEP NAM CIDsERATUR. IS01ATIWI), Step 1, if MIEE l
condition listed b?. icv v r" o
- Any S/G pren4tt s;
- msU-in an uncontrolled manner and 4
has N0f been me;m es
- Any S/G is comyisre::s w ereaturfred and-has HQI been isolated 5.
CQIh_ LEG.RECIRCUIATIWI R$2Ca(h33LCRITERl(El H RWST level decreases to <48%, IRQ 00 TO ES-1.3, (TRANSFER TV COLD LEG RECIRCUIAT!W), Step 1.
h i
6.
APW SUPPLY EWITMOTER. CRITERIA H CST level decreases to (9%, IHg supply Arv f rom Service Water by 4
l opening MO-3045A and MO-3045B.
1 l
7.
IETLTIFLE..TURE,JUFTURE _ C111I11A j
RETURN 10 kI-3, (STRAM CENERATOR 1985 RUF79EE), Step 1, if EITHER condition listed below occurst
- Any INTACT S/G 1evel increases in an uncontrolled manner i
e Any INTACT S/G has abnormal radiation 8.
CGITINUDDS AL*f!Gt ETEFS 4.
Verify All AC Buses Energized By Of f-Site Power 5.
Stopping Containment Spray, -Isolation Of Spray Add Tank 6.
RUPIVRED S/Gs NR Level >7% (>14% ACC) i 7.
Restart RHR Pumps When RCS Pressure (200'psig (<480 psig ACC) 10.
Containment H Concentration 2
l 15.
S/G Levels And-Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.- Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow-Not Required' i
38.
Energize Source Ranges When Flux <10-10,,p, i-41.
RUPTUREf S/Cs NR' Level >14%
42.
RCP Trip Criteria - Single Pump l
ECA-3.1 Revision 7' t
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l STARTING AN INSTRUMENT AIR COMPRESSOR i
HQII Equipment is provided locally to perform the following step.
2.
II cooling is available to the Instrument Air Compressor which is to be started, IREN CO TO Step 3 of this attachment. II cooling is RQI available, IEEN establish fire main cooling to the Instrument-Air Compressor which is to be started by performing either a, b, or c.
a.
If the A Joy Air Compressor is to be started, IREN:
- 1) Attach one-inch hose from Fire Main Drain between Sprinkler Valves (FP-043) and (FP-044) to the Air Compressor-Inlet Drain (50-041).
- 2) Attach one-inch hose to Compressor Outlet Drain (PP-3885A) and route to a suitable drain.
- 3) Shut Bearing Cooling Water Supply Valves (BC-032) and (BC-038) and Return Valve (BC-044).-
- 4) Open the following-valves:
- Compressor Outlet Drain (PP-3885A)
- Fire Main Drain
- Bearing Cooling Water Supply (BC-041) b.
If the Sullair Air Compressor is to be started. IREN
- 1) Attach one-inch hose from Fire Main between Sprinkler Valves (FP-043) and (FP-044) to the Air Compressor Inlet Drain (BC-077).
T
- 2) Attach one-inch hose to Compressor Outlet Drain (BC-078) and route to a suitable drain.
- 3) Shut Bearing Cooling Water Supply Valve (BC-073) and Return Valve (5C-076).
- 4) Open the following valves:
- Compressor Outlet Drain (50-078)
- Fire Main Drain
- Bearing Cooling Water _ Supply (BC-077)
Page 2 of 4 ECA-3.1 Page 35 of 44
-Revision 7
I REFERENCE PAGE FOR ECA-3.1 I'
1.
<ilMICIAI1Y131RICIIMS J
- Monitor CST Status Trees
- Monitor Emergency Action Levels (Eats) 2.
AMERS1_Cf3fIAI]EEENT CIE(D1IlWiS ACCisdefinedasContainmentPresgure>3.5psigDEcontainment Radiation has been at any time 210 R/HR.
3.
El_11Dt1IIAII(3( CRITERIA
]
MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurst
- RCS subcooling <25'T (<75'T ACC) j
- PZR level can RQI be maintained >5% (>30% ACC) 4.
SECgEERY_INTE R LII_CELIERIA 00 TV El-2, (FAULTED STEAM GENERATOR 1801ATION), Step 1, if EITHER condition listed below occurst
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has HQI been isolated 5.
COLD _ LEG _ REC 11CUIAI12LBf1TCRWER_CRIIIK1WI If RWST level decreases to <48%. IREN 00 70 Es-1.3. (TEAMSFER TD COLD i
1AC RECIRCUIATIGI), Step 1.
I 6.
Anf_SUZZLI_BK12MQEER CRITERIA II CST level decreases to (9% IEEN supply ATW from Service Water by opening MO-3045A and MO-3045B.
7.
IRULTIF12 TURE RUPTURE CRITERIA RETURN TV EI-3, (STEAM CENERATOR TUBE RUPTURE), Step 1, if EITHER condition listed below occurst
- Any INTACT S/C level increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
DGtIDIUQUE..ACTimt BTIFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment 4-- 7, Isolation of Spray Add Tank 6.
RUPTURED S/Cs NR Leve. >1% (>14% ACC) 7.
Restart RHR Pumps When RCS Pressure (200 psig (<480 psig ACC)
- 10. Containment H 2 Concent ratista 15.
S/G Levels And Total Feedflew
- 17. Verify Adequate Shutdown Margin
- 20. Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Cire.ulation
- 33. Verify ECCS Flow Not Required
- 38. Energize Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Cs NR Level >14%
42.
RCP Trip Criteria - Single Pump ECA-3.1 Revision 7
i-i-
4 STARTING AN INSTRtHENT AIR COMPRESSOR 4
i c.
H the B Joy Air Compressor is to be started. H Q :
2 i
- 1) Attach one-inch hose irom Fire Main Drain between Sprinkler l
Valves (FP-043) and (FP-044) to the Air Compressor Inlet Drain (BC-042).
3 l
- 2) Attach one-inch hose to compressor Outlet Drain (PP-3885B) j and route to a suitable drain.
- 3) Shut Bearing Cooling Water Supply Valves (BC-033) and (BC-039) and Return Valve (BC-045).
i j
- 4) Open the following valves
- Compressor Outlet Drain (PP-3885B)
- Tire Main Drain i
i
- Bearing Cooling Water Supply (B0-042)
- l 3.
Disable all air compressors which do not have cooling water available.
4.
Start the desired air compressor by performing the applicable portion of this stept 1
a.
H the A Joy air compressor is to be started, HM:
- 1) Close A-501, bus A5 feeder breaker, to energize bus AS.
I
- 2) Close A-507. LC B07 transformer high side breaker.
l
- 3) Close B0712. LC B07 feeder.
f t
l
- 4) Start the A Joy air compressor.
b.
H the Sullair air compressor is to be started, HE:
l
- 1) Close A-501, bus A5 feeder breaker, to energize bus A5.
i
)
- 2) Close A-507, LC B07 transformer high side breaker.
)
- 3) Close B0712, LC B07 feeder.
i j
- 4) Close B0714 to energize Su11 air air compressor..
- 5) LOCALLY start Sulleir air compressor.
)
i 4'
Page 3 of 4 4
ECA-3.1
-Page 36 of 44 Revision 7 i
r l
.... _. _. ~.. _ _. _. _. _..,.,.. _.
RETERENCE PAGE FOR ECA-3.1 1.
AIMINIS11ATIVE FUNCTIWS
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
ADYERSE.CGfTAIlttENT.CG@ITIWS ACCisdefinedasContainmentPresgure>3.5psigQRContainment Radiation has been at any time 110 R/HR.
3.
31_REIE1IIAI1GLCRITERIA MANUALLY operate ECCS pumps as necessary if E1IHIB condition listed g
below occurs
- RCS subcooling (25'F (<75'F ACC)
- PZR level can tiDI be maintained >$1 (>30% ACC) 4 SEC2 maar INTEGRITY CRITERIA CO TD EI-2, (FAULTED STEAM CENERATOR 1801ATION), Step 1, if EITHER condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled nanner and has NOT been isolated
- Any S/G is completely depressurized and has EQI been isolated 5.
COLILLEQ_RECIRCULATIGLBW121307ER CRL11K12f II RWST level decreases to <48%. IRDi C0 TV RS-1.3, (TRANSFER 1V COLD LEC RECIRCUIATIM), Step 1.
l 6.
ADLEUFPLY RIICRQl0ELERIHRIA II CST level decreases to (9%, IHIlf supply AW frorn Service Water by opening HO-3045A and MO-3045B.
7.
IglLIIILE _TVALEDEID1E CRITELLA RETURN TO EI-3, (STEAM CEMMtATOR TUBE RUPTURE), Step 1, if EITHER condition listed below occurs:
- Any INTACT S/G 1evel incrumses in an uncontrolled manner
- Any INTACT S/C has abnorunt radiation 8.
CWfl1MD00S ACTIM ETEFS 4
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray. Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level > ?% (>14% ACC)-
7.
Restart RHR Pumps When RCS Pressure <200 psig (c480 psig ACC) 10.
Containment H 2 Concentration 15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required
- 38. Energize Source Ranges When Flux (10-10,,p, 41.
RUPTURED S/Gs NR Level >114%
42.
RCP Trip Criteria - Single 1,
.p I
ECA-3.1 Revision 7
STARTING AN INSTRtHDiT AIR COMPRESSOR c.
If the B Joy Air Compressor is to be started. HEN
- 1) Place the B Joy air compressor in 0FT.
- 2) Reset lockout relay 86-B02.
- 3) Place the B Joy air cornpressor controller in constant and select lead Number 2.
5.
RETURN TT) Procedure Step in ef fect.
1 Page 4 of 4 ECA-3.1 Page 37 of 44 Revision 7
REFERENCE PAGE FOR ECA-3.1 i
1.
AltiD[IS11ATIVE FIROCIlG(S
- Monitor CST Status Trees
- Monitor Energency Action Levels (Eats) 2.
ADfERSL_C2fIADEIElfI_fXIED1IERiS ACCisdefinedasContainnentPresgure>3.5poisDEContainment Radiation has been at any time 110 R/HR.
3.
SI REDi1IIAIEst_CK11xRIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs
- RCS subcooling <25'r (<75'T ACC)
- PIR level can HQI be maintained >5% (>30% ACC) 4 SECGmatY INTEGRITT MITERIA CO TO EI-2, (FAULTED STIAM CENERATOR IS01ATION), Step 1, if E1IBIB condition listed below occurs
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/C is completely depressurized and has ROI been isolated 5.
COLD I2G_RECIRCUIAIIWl_BK12CRQFER MITER 19(
II RWST level decreases to <48% IH2 00 TO 15-1.3, (11ANSFER 10 COLD 12G RECIRCULATIGI), Step 1.
)
6.
AFW SUFFLT RWITMOFER MITERIA II CST 1evel decreases to <9%. IE G supply ATW from Service Water by opening M0-3045A and MO-3045B.
7.
MULTIF12 TURE RUFTURE MITERIA RE1 URN 10 EI-3, (STEAM CENERA10t TUBE RUPTURE), Step 1, if EITHER condition listed below occurs
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGfTINDOUS ACTIst BTEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RHR Pumps When RCS Pressure <200 psig (<480 psig ACC)
- 10. Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin
- 20. Check Containment Sump Level To See If This frecedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux (10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump
)
ECA-3.1 Revision 7
ESTABLISHING S/G BLOWDOWN SAMPLING CAUTION
- If loss of off-site power occurs after SI reset, then only those loads initiated by the shutdown sequencer will restart on the EDG.
- Following SI reset, automatic reinitiation of SI will NOT occur until the reactor trip breakers are closed.
1.
Reset SI.
2.
Reset CISI
- Reset CIS Phase A
- Reset CIS Phase B 3.
Verif ying an Instrument Air Compressor in service by performing the followingt a.
Check an Instrument Air Compressor availables
- Any Instrument Air Compressor running
- BCW Pump running
- BCW cooled by Service Water b.
II an Instrument Air Compressor is available. IEE8 GO TO Step 4 of this attachment.
c.
II power is available to any Instrument Air Compressor. IHEN.
restore cooling f rom BCW and Service Water AND LOCALLY start an Instrument Air Compressor.
d.
II an Instrument Air Compressor is now available. IREN GO TO Step 4 of this attachment.
LOCALLY start the Diesel Air Compressor. REFER TO OI-T 67, e.
(TEMPORARY RACEUF DIE 8EL AIR CGtFARSSOR).
f.
II an Instrument Air Compressor is now available, IRIS GO TO Step 4 of this attachment.
g.
LOCALLY start an Instrument Air Compressor using Attachment-2, STARTING AN INSTRUMENT AIR COMPRESSOR.
Page 1 of 3 ECA-3.1 Page 38 of 44 Revision 7
_ _ _ _ ~
REFERENCE PAGE FOR ECA-3.1
'l
),
1.
AIMINISTRATIVE F1EfCTIMS
- Monitor CST Status Trees
- Monitor Emergency Action Levels (EALs)
)
2.
ADFERSE CGITADRIENT CMDITIGfS ACCisdefinedasContainmentPresgure>3.5psigQEContainment Radiation has been at any time 210 R/HR.
3.
Bl.REINIIIATIGI CRITERIA
.1 MANUALLY operate ECCS pumps as necessary if EHHIE condition listed below occurst
- RCS subcooling <25'T (<75'T ACC)
- PZR level can liDI be maintained >5% (>30% ACC) 4 BACGEIn1T INTEGRITT CRITE11A 1
CO TV EI-2, (FAULTED STEAM CENERAMR ISOIATIGI), Step 1, if EITHER condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and l
has h0T been isolated l
- Any S/G is completely depressurized and has 1102 been isolated 5.
0012 LEC RECIRCUIATIG( BWITCEOFER CRITERIG(
H RWST level decreases to <48%, IRIN 0010 ES-1.3, (TRANSFER TO COID IEC RECIRCU1ATI(BI), Step 1.
)
6.
AFV SUFFLT BWITMOTER GITERIA H CST level decreases to (9%. IREN supply AFV f rom Service Water by opening MO-3045A and M0-3045B.
7.
MULTIFI2 TURE RUFTURE CRITERIA i
RETURN TO EI-3, (STEAM GENERA 1DE TUBE RUPTURE), Step 1, if EITHER condition listed below occurst
- Any INTACT S/G 1evel increases in an uncontrolled manner i
- Any INTACT S/G has abnormal radiation 8.
CGITINDOUS ACTIMI STEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure (200 psig (<480 psig ACC)
- 10. Containment H Concentration 2
15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate
- 30. Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required
- 38. Energize Source Ranges When Flux (10-10,,p,
- 41. RUPTGRED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump
)
ECA-3.1 Revision 7
ESTABLISHING S/G BLOWDOWN SAMPLING 4.
Establish Instrument Air to Containment:
i a.
MANUALLY or LOCALLY open Instrument Air Supply To Containment (CV-4471).
b.
If Instrument Air Trcssure is E01 normal IliG LOCALLY verify air compressors and air dryers operating correctly. REFT.R TO ONI 51, (IOSS OF INS 11ttNGDfT AIR).
CAUTION
- The following steps will block Auxiliary Feedwater Pump auto
- start signals.
If Auxiliary Feedwater is needed, then the
- pumps will have to be MANUALLY started.
5.
Block BOTH AFP Auto Start on loss of Main Feed Pumps.
6.
Block BOTH ATP Auto Start on Lo-Lo S/G 1evel at Panels C49A and C49B.
(Key Numbers 02 and 03) 7.
Reset S/G Blowdown Sample CIS.
8.
Establish CCW flow to SCII equipment by opening the following valves:
Train At
- CV-3303
- CV-3287 QB Train Bt
- CV-3304
- CV-3288 s
i 1
Page 2 of 3 ECA-3.1 Page 39 of 44 Revision 7 l
l
-~
,_.._ _.- _ ~._._..._ ___.
i REFERENCE PAGE FOR ECA-3.1
.l
)
1.
AIMINISTRATIYE FUNCTIWS
- Monitor CSF Status Trees i
e Monitor Emergency Action Levels (Eats) 2.
&MERjiE C2ffAIMIENT_CG(DHlWiS ACCisdefinedasContainmentPresgure>3.5psigQEContainment i
Radiation has been at any time 110 R/HR.
r 3.
El REINITIAT15 M ITERIA l
MANUALLY operate ECCS pumps as necessary if H IET.R condition Ifsted below occurs:
- RCS subcooling (25'T (<75'T ACC)
- PZR level can liQI be maintained >$% (>30% ACC) 4.
SECG m&RY. INT 12ITT mITERIA CO TT) EI-2, (FAULTED STEAM CENERATOR 1801ATION), Step 1, if EHEIE l
condition listed below occurs:
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has 110I been isolated 5.
COLD LEG _AECIRCUIATIGL1lWifmofER MITERIW(
H RWST level decreases to <46%. IE!2i CO TO ES-1.3. (TRANSFER TO COLD 12G RECIRCULATIW) Step 1.
l 6.
APW SUPPLY BWITm0VER MITERJA H CST level decreases to (9%. IEj2i supply AFV f rom Service Water by l
opening MO-3045A and MO-3045B.
7.
IEZLIRILIDX_1RIURE MITERIA 4
RETURN TO EI-3, (STEAM CINERATOR TUBE RUFTURE), Step 1, if EITHER condition listed below occurs:-
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGrTINUQUE ACTIGI BTEPS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray. Isolation Of Spray Add Tank i
6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Pestart RER Pumps When RCS Pressure <200 psig (<480 psig ACC)
- 10. Containment H2 Concentration 15 S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energite Source Ranges When Flux (10-10,,p, 41.
RUPTURED S/Cs NR Level >14%
I 42.
RCP Trip Criteria - Single Pump ECA-3.1 Revision 7
ESTABL2SHING S/G BLOWDOWN SAMPLING liQIL
- A PRM-10 ALERT can be bypassed at Panel C-41.
- A PPJ1-10 HIGH alarm can be cicated by local flushing.
9.
Coordinate with Chemistry to establish S/G Blowdown sampling for RUPTURED S/Gs1 Open RUPTURED S/Gs Blowdown Comon Sample ISO:
a.
COMMON S/G SAMPLE 150 A
CV-2811 i
B CV-2880 C
CV-2814 D
CV-2809 b.
Request Chemistry sample RUPTURED S/Gs.
10.
RERTRN TO Procedure Step in effect.
Page 3 of 3 ECA-3.1 Page 40 of 44 Revision 7
REFERENCE PAGE TOR ECA-3.1
)
1.
AII11MISHAIlTE FWCT1MS
- Monitor CSF Status Trees
- ' nitor Emergency Action Levels (EALs) 2.
ADVERSE CMTAIEWEENT CG(DITIWS ACCisdefinedasContainmentPresgure>3.5psigQRContainment Radiation has been at any time 110 R/HR.
3.
El EXIMHIAT13.MITERIA MANUALLY operate ECCS pumps as necessary if IIRIE condition listed below occurs:
'a.S subcooling <25'T (<75'T ACC)
.R level can tiDI be maintained >5% (>30% ACC) 4.
SECLd&RY INTERITY MITERIA CO 70 EI-2, (FAULTED STEAM CENERATOR IS01ATIM), Step 1, if E1HER condition listed below occurst
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has liQI been isolated 5.
COLD E _RECIRCUIATIM stf1TM 0fER G ITERlW II RWST level decreases to <48%, HE GO 10 EF%1.3, (TRANSFER TO COLD LEG RECIRCUIATIM), Step 1.
)
6.
AFW SUFFLY BWITM OTER M ITERIA 1E CST level decreases to <9%, H E supply AFW from Service Water by gening MO-3045A and MO-3^45B.
7.
MULTIFIJt TURE RUPTURE CRI'r11tRIA RETURN TD EI-3, (STIAM CENERATOR TURE RUPTURE), Step 1, if EITHER condition listed below occurst
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CWTINDQOS ACTIM ETEFS 4
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray, Isolation Of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressur< <200 psig (<480 psig ACC)
- 10. Containment H2 Concentration 15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required
- 38. Energite Source Ranges When Flux <10-10,mp, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump I
ECA-3.1 Revision 7
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Page 1 of 1 ECA-3.1 Page 41 of 44 Revision 7
REFERENCE PACE FOR ECA-3.1
)
l 1.
Attt31STRATIYE_EttCI1(3(S
- Monitor CSF Status Trees
- Monitor Emergency Action Levels (EALs) 2.
AIM'IRSE CGffAINENT CMDITIWS ACC is defined as Containment Presgure >3.5 psis QE containment Radiation has been at any time 210 R/HR.
3.
81 REDITIATIW CRITERIA MANUALLY operate ECCS pumps as necessary if U2EE condition listed below occurst
- RCS subcooling (25'T (<75'T ACC)
- PZR level can liQI be maintained >5% (>30% ACC) 4.
SEC(Em&1Y IMIEGEH_CK12ERIA 00 TV EI-2, (FAULTED STEAM CENERATOR IS01ATION), Step 1, if Ullif.B condition listed below occurst
- Any S/G pressure is decreasing S an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has liQI been isolated 5.
COLD IAG_RECIRCHIAT121_Bf12CEQfER_C112ERl(If H RWST level decreases to <481, IH2 00 TV ES-1.3, (TRANSFER TV COLD LEC RECIRCUIATIW) Step 1.
)
6.
AFW SUFFLT milt M OFER S ITERIA H CST level decreases to (9% IRE supply Af%f from Service Water by opening MO-3045A and MO-3045B.
7.
MULTIFIA TURE.1UPTURE MITERIA RETURN TV EI-3, (STEAM CENERAIDE TUBE RUFTURE), Step 1, if EITHER condition listed below occurst
- Any INTACT S/G 1evel increases in an uncontrolled manner e Any INTACT S/C has abnormal radiation 8.
CGITINUOUS ACTIGl ITEFS 4.
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment spray Isolation of Spray Add Tank 6.
RUPTURED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure (200 psig (<480 psig ACC)
- 10. Containment H Concentration 2
15.
S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate
- 30. Start An RCP, Verify Natural Cire.ulation
- 33. Verify ECCS Flow Not Required' 38.
Energire Source Ranges When Flux <10-10 amps 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump
}
ECA-3.1 Revision 7
NATURAL CIRCULATION '<ERITICATION The following are indications of subcooled natural circulations
- RCS subcooling - >25'T (>75'T ACC)
- L pressures - STABLE OR DECREASING
- RCS cold leg temperatures - AT SATURATION TDKPERATURE FOR S/G PRESSURE
- RCS Delta-T - (66'T AND STABLE Page 1 of 1 ECA-3.1 Page 42 of 44 Revision 7
(
{
REFERENCE PAGE FOR ECA-3.1 1.
&ItiMISIEAUYK_IIRICHIRIS
- Monitor CST Status Trees
- Monitor Emergency Action Levels (EALs) 2.
ADYERSE CGfIAIlflENI_1XIIDII1(BIS ACCisdefinedasContainmentPresgure>3.5psig01 Containment Radiation has been at any time 110 R/HR.
3.
81_REDilnAIIW C11TE11A MANUALLY operate ECCS purnps as necessary if UIET.R condition listed below occurst
- RCS subcooling <25'T (<75'T ACC)
- PZR level can HQI be maintained >5% (>30% ACC) 4.
SEC1NWARI_DfIEGRIH_C11IERIA 00 TO EI-2, (FAULTED STEAM CENERATOR IS01ATIGI), Step 1, if UIEE condition listed below occurs
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely deprescurized and has HDI been isolated 5.
Colm 12G_ REC 11CUIAUGi_at1Im0FER mITERIG(
H RWST level decreases to <48%, IH2 GO TO ES-1.3, (TRANSFER TO COLD LEG RECIRCULATIGI), Step 1.
)
6.
AFV SUFFLT SWITMOFER mITERIA H CST level decreases to (9%. TH E supply AFV from Service Water by opening MO-3045A and MO-3045B.
7.
HULTIF12 TURE RUPTmr entrantA RETURN 10 EI-3, (STEAM CENERATOR TUBE RUFTURE), Step 1, if EITHER condition listed below occurs
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G hse abnormal radiation 8.
CGITINQQUE ACTIGI STIFS 4
Verify All AC Buses Energized By Off-Site Power 5.
Stopping Containment Spray Isolation of Spray Add Tank 6.
RUPTVRED S/Gs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure (200 psig (<480 psig ACC)
- 10. Containment H Concentration 2
15.
S/G Levels And Total Feedflow 17.
Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedurs Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required 38.
Energize Source Ranges When Flux (10-10,,p, 41.
RUPTURED S/Gs NR Level >14%
42.
RCP Trip Criteria - Single Pump i
ECA-3.1 Revision 7
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REFERENCE PAGE FOR ECA-3.1 1.
AMINISTRATIVE FtEICTIWS
- Monitor CSF Status Trees
- Monitor Energency Action Levels (Eats) 2.
ADFERSE CGfTAIIEEENT CGtDITIGtS ACCisdefinedasContainmentPresgure>3.5psigDEContainment Radiation has been at any time 110 R/HR.
3.
BI_REINITIATIM CRITERIA MANUALLY operate ECCS pumps as necessary if EITHER condition listed below occurs:
- RCS subcooling (25'T-(<75'T ACC)
- PZR level can tiDI be maintained >5% (>30% ACC) 4.
85CGmatT..INTEGEITY CRITERIA 00 TO EI-2, (FAULTED STEAM CENERATOR 1801ATIW), Step 1, if EITHER L
condition listed below occurs
- Any S/G pressure is decreasing in an uncontrolled manner and has NOT been isolated
- Any S/G is completely depressurized and has liQI been isolated 5.
COLD LEC RECIRCUIATIG( SWITG0fER CRITERIW II RWST level decreases to <48%. IRE 00 To RS-1.3, (TRANSFER TU C01E 12C RECIRCUIATIG(), Step 1.
)
6.
AFW.SUFFLT SWIIMOVER.CEITERIA 1E CST level decreases to (9% IRE supply AFW f rom Service Water by opening M0-3045A and MO-3045B.
7.
IEULTIFIA TURE RUPTURE CRJTE11A RETURN TO E!-3, (STEAM GENERATDR TURE RUPTURE), Step 1, if EITHER condition listed below occurs
- Any INTACT S/G 1evel increases in an uncontrolled manner
- Any INTACT S/G has abnormal radiation 8.
CGffINU005 ACTIGI BTEPS 4.
Verify All AC Buses Energised By Off-Site Power 5.
Stopping Containment spray, Isolation of Spray Add Tank 6.
RUPTURED S/Cs NR Level >7% (>14% ACC) 7.
Restart RER Pumps When RCS Pressure (200 psig (<480 psig ACC)
- 10. Containment H Concentration 2
- 15. S/G Levels And Total Feedflow
- 17. Verify Adequate Shutdown Margin 20.
Check Containment Sump Level To See If This Procedure Appropriate 30.
Start An RCP, Verify Natural Circulation
- 33. Verify ECCS Flow Not Required
- 38. Energite Source Ranges When Flux <10-10,,p, 41.
RUPTURED S/Cs NR Level >14%
42.
RCP Trip Criteria - Single Pump
)
ECA-3.1 Revision 7
RC:
J.1 1 OOR: Jeerations
- QA RECORD WHEN COMPLETED ***
CfPi Pow st or 2 2 2.
l Letter No, N/A System No.
N/A No. of Pages:
RCS C00LDOWN DATA Docueent Date:
Reference:
RCs teoldogg Qata ECA.3.1 L
e 1.
Record the following data, every fifteen minutes, during the RCS cooldown RCS WR COLD LEG TEMP RCS RCS PRESS C00LDOWN TIME TE-TE-TE-TE-RATE FIR-PI-4138 423B 4338 443B
('F/hr) 405 403-l P
l Approved:
Date Shift Manager Page 1 of 1 ECA-3.1 Page 44 of 44 Revision 7 1
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