ML050330482
ML050330482 | |
Person / Time | |
---|---|
Site: | Ginna ![]() |
Issue date: | 01/21/2005 |
From: | Marlow T Constellation Energy Group, Ginna |
To: | Document Control Desk, Office of Nuclear Reactor Regulation |
References | |
Download: ML050330482 (123) | |
Text
1503 Lake Road Ontario, New York 14519-9364 585.771.3000 Constellation Energy R.E. Ginna Nuclear Power Plant, LLC January 21, 2005 U.S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555
Subject:
Emergency Operating Procedures R.E. Ginna Nuclear Power Plant Docket No. 50-244 As requested, enclosed are Ginna Station Emergency Operating Procedures.
Very truly yours, r&en ADS~k Thomas A. Marlow TAM/jdw xc: U.S. Nuclear Regulatory Commission Region I 475 Allendale Road King of Prussia, PA 19406-1415 Ginna USNRC Senior Resident Inspector Enclosure(s):
AP Index AP-SW.2, Rev 7 ATT Index AP-TURB.2, Rev 20 AP-ELEC.1, Rev 28 ATT- 17.0, Rev 19 AP-ELEC.3, Rev 13 AP-ELEC.14/16, Rev 9 AP-ELEC.17/18, Rev 8 w4o
NPSPCOv0 Ginna Nuclear Power Plant Fri 1121/2005 10:10:10 am E66429 PROCEDURE INDE) Page 1 of 2 INPUT PARAMETERS: TYPE: PRAP STATUSVALUE(S): EF,QU 5 YEARS ONLY:
PRAP ABNORMAL PROCEDURE
-
PROCEDURE EFFECT LAST NEXT NUMBER PROCEDURE TITLE REV DATE REVIEW REVIEW ST AP-CCW.1 LEAKAGE INTO THE COMPONENT COOUNG LOOP 017 06130/2004 06/26/2002 06/2612007 I EF AP-CCW.2 LOSS OF CCW DURING POWER OPERATION 019 06/30/2004 06/26/2002 06/2612007 EF AP-CCW.3 LOSS OF CCW- PLANT SHUTDOWN 016 06/30/2004 06/2612002 06/26n2007 EF AP-CR.1 CONTROL ROOM INACCESSIBILITY 020 06/30/2004 06/2612002 06126/2007 AP-CVCS.1 CVCS LEAK 014 06/30/2004 06103/2002 06/03/2007 EF AP-CVCS.3 LOSS OF ALL CHARGING FLOW 004 08/26/2003 02/27/2004 02/27/2009 EF AP-CW.l LOSS OF A CIRC WATER PUMP 012 09/17/2004 04/16/2003 04/1612008 EF AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES 028 01/21/2005 06126/2002 06/26n2007 EF AP-ELEC.2 SAFEGUARD BUSSES LOW VOLTAGE OR SYSTEM LOW FREQUENCY O11 06/10/2004 06/26/2002 06/26/2007 EF AP-ELEC.3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW 350 F) 013 01/21/2005 06/26/2002 06/26n2007 EF AP-ELEC.13/1 5 LOSS OF BUS 13/15 001 06/30/2004 0912412003 09/24/2008 EF AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 009 01/2112005 06126/2002 06/26n2007 EF AP-ELEC.17/1 8 LOSS OF SAFEGUARDS BUS 17/18 008 01/21/2005 0616/2002 06/2612007 EF AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW 016 06/30/2004 06/2612002 06126/2007 EF AP-IA.1 LOSS OF INSTRUMENT AIR 018 06/2612002 04/1612003 04/1612008 EF AP-PRZR.1 ABNORMAL PRESSURIZER PRESSURE 015 06/3012004 06/26/2002 06/26/2007 EF AP-RCC.1 CONTINUOUS CONTROL ROD WITHDRAWALIINSERTION 009 06t3012004 04/16/2003 04/1612008 EF AP-RCC.2 RCCIRPI MALFUNCTION 011 06/30/2004 2/120/51/2 01/22/2007 EF AP-RCC.3 DROPPED ROD RECOVERY 006 02/2512003 02/25/2003 02/2512008 EF AP-RCP.1 RCP SEAL MALFUNCTION 017 06/30/2004 04124/2003 04/24/2008 EF AP-RCS.1 REACTOR COOLANT LEAK 017 06/3012004 0411612003 04/16/2008 EF AP-RCS.2 LOSS OF REACTOR COOLANT FLOW 012 06/30/2004 04/1612003 04/1612008 EF AP-RCS.3 HIGH REACTOR COOLANT ACTIVITY O11 06/30/2004 04/01/2002 01/22/2007 EF AP-RCS.4 SHUTDOWN LOCA 015 06/30/2004 04/30/2003 04/30/2008 EF AP-RHR.1 LOSS OF RHR 019 04/30/2003 04/3012003 04/30/2008 EF AP-RHR.2 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDmONS 014 06/3012004 04/3012003 04/3012008 EF AP-SG.1 STEAM GENERATOR TUBE LEAK 003 11/21/2002 06/2612002 06/26/2007 EF AP-SW.1 SERVICE WATER LEAK 021 09/1712004 04/21/2003 04/21/2008 EF AP-SW.2 LOSS OF SERVICE WATER 007 01/2112005 1/120/50/3 10/31/2006 AP-TURB.1 TURBINE TRIP WITHOUT RX TRIP REQUIRED 013 06/3012004 06126/2002 06126/2007
C
.(I NPSPOLOO Ginna Nuclear Power Plant Fri 1/21/2005 10:10:10 am E66429 PROCEDURE INDE> Page 2 of 2 INPUT PARAMETERS: TYPE: PRAP STATUS VALUE(S): EF, aU 5 YEARS ONLY:
PRAP ABNORMAL PROCEDURE PROCEDURE EFFECT LAST NEXT NUMBER PROCEDURE TITLE REV DATE REVIEW REVIEW ST AP-TURB.2 TURBINE LOAD REJECTION 020 01121/2005 06/26/2002 06126/2007 EF AP-TURB.3 TURBINE VIBRATION 012 06/3012004 06/2612002 06/2612007 EF AP-TURB.4 LOSS OF CONDENSER VACUUM 017 04/30/2003 04/30/2003 04/3012008 EF AP-TURB.5 RAPID LOAD REDUCTION 007 06130/2004 06126/2002 06/26/2007 EF PRAP TOTAL 34 GRAND TOTAL: 34
a, NPSP0200 (7 C Ginna Nuclear Power Plant C
Fri 1/21/2005 10:09:39 am E66429 PROCEDURE INDE) Page 1 of 2
. .~~~~f
- ~ x
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INPUT PARAMETE RS: TYPE: PRAAT STATUS VALUE(S): EF, OU 5 YEARS ONLY:
PRATT EOP ATTACHMENTS PROCEDURE EFFECT LAST NEXT NUMBER PROCEDURE TITLE REV DATE REVIEW REVIEW ST ATT-1.0 ATTACHMENT AT POWER CCW ALIGNMENT 003 02/12/2003 02/12/2003 02/12/2008 EF ATT-1.1 ATTACHMENT NORMAL CCW FLOW 000 05/18/2000 05/18/2000 05/18/2005 EF ATT-2.1 ATTACHMENT MIN SW 005 02/01/2001 02/03/2003 02103/2008 EF ATT-2.2 ATTACHMENT SW ISOLATION 008 03/06/2002 03/27/2003 03/27/2008 EF ATT-2.3 ATTACHMENT SW LOADS INCNMT 004 03/06/2002 04/06/2004 04/06/2009 EF ATT-2.4 ATTACHMENT NO SW PUMPS 002 05/30/2003 10/31/2001 10/31/2006 EF ATT-2.5 ATTACHMENT SPLIT SW HEADERS 000 06/26/2002 06/26/2002 06/26/2007 EF ATT-3.0 ATTACHMENT CVCVI 008 12/01/2004 02/17/2004 02/17/2009 EF ATT-3.1 ATTACHMENT CNMT CLOSURE 005 02/17/2004 02/17/2004 02/17/2009 EF ATT-4.0 ATTACHMENT CNMT RECIRC FANS 003 07/26/1994 03/27/2003 03/27/2008 EF ATT-5.0 ATTACHMENT COND TO SIG 006 10/10/2003 04/06/2004 04/06/2009 EF ATT-5.1 ATTACHMENT SAFW 008 05/30/2002 04/06/2004 04/06/2009 EF ATT-5.2 ATTACHMENT FIRE WATER COOLING TO TDAFW PUMP 004 10/07/2004 8//20/51/2 01/28/2009 EF ATT-6.0 ATTACHMENT COND VACUUM 003 12/18/1996 02/03/2003 02/03/2008 EF ATT-7.0 ATTACHMENT CR EVAC 006 03/06/2002 02/03/2003 02/03/2008 EF ATT-8.0 ATTACHMENT DC LOADS 007 02/04/2004 02/04/2004 02/04/2009 EF ATT-8.1 ATTACHMENT D/G STOP 005 03/06/2002 02/03/2003 02/03/2008 EF ATT-8.2 ATTACHMENT GEN DEGAS 008 06/20/2002 05/28/2004 05/28/2009 EF ATT-8.3 ATTACHMENT NONVITAL 004 03/06/2002 02/03/2003 02/03/2008 EF ATT-8.4 ATTACHMENT SI1UV 005 03/06/2002 02/03/2003 02/03/2008 EF ATT-8.5 ATTACHMENT LOSS OF OFFSITE POWER 001 08/26/2003 05/02/2002 05/02/2007 EF ATT-9.0 ATTACHMENT LETDOWN 009 01/07/2004 03/06/2002 03/06/2007 EF ATT-9.1 ATTACHMENT EXCESS LID 006 07/28/2004 10/31/2001 10/31/2006 EF ATT-10.0 ATTACHMENT FAULTED S/G 006 03/06/2002 03/27/2003 03/27/2008 EF ATT-1i.0 ATTACHMENT [A CONCERNS 004 09/01/2004 03/27/2003 03/27/2008 EF ATT- 1.1 ATTACHMENT IA SUPPLY 003 03/06/2002 03/27/2003 03/27/2008 EF ATT-11.2 ATTACHMENT DIESEL AIR COMPRESSOR 004 11/18/2002 03/10/2003 03/10/2008 EF ATT-12.0 ATTACHMENT N2 PORVS 005 02/12/2003 02/12/2003 02/12/2008 EF ATT-13.0 ATTACHMENT NC 003 02/12/2003 02/12/2003 02/12/2008 EF ATT-14.0 ATTACHMENT NORMAL RHR COOLING 003 03/06/2002 04/06/2004 04/06/2009 EF (Ri Cu)
NPSP0200 C,
Ginna Nuclear Power Plant Fri 1/21/2005 10:09:39 am E66429 PROCEDURE INDE) Page 2 of 2 INPUT PARAMETERS: TYPE: PRATT STATUSVALUE(S): EFQU 5 YEARS ONLY:
PRATT EOP ATTACHMENTS PROCEDURE EFFECT LAST NEXT NUMBER PROCEDURE TITLE REV DATE REVIEW REVIEW ST ATT-14.1 ATTACHMENT RHR COOL 007 09/01/2004 01/08/2002 01/08/2007 EF ATT-14.2 ATTACHMENT RHR [SOL 003 02/1212003 0211212003 02/12/2008 EF ATT-14.3 ATTACHMENT RHR NPSH 003 03/06/2002 01/28/2004 01/28/2009 EF ATT-14.5 ATTACHMENT RHR SYSTEM 003 03/20/2003 02/03/2003 0210312008 EF ATT-14.6 ATTACHMENT RHR PRESS REDUCTION 002 03/06/2002 01/28/2004 01128/2009 EF ATT-14.7 ATTACHMENT ADJUST RHR FLOW 000 02/17/2004 02/17/2004 02/17/2009 EF ATT-15.0 ATTACHMENT RCP START 010 01/11/2005 01/11/2005 01111/2010 EF ATT-15.1 ATTACHMENT RCP DIAGNOSTICS 003 04/24/1997 02/03/2003 02/03/2008' EF ATT-1 5.2 ATTACHMENT SEAL COOLING 005 03/06/2002 02/03/2003 02/03/2008 EF ATT-16.0 ATTACHMENT RUPTURED S/G 013 01/11/2005 01/11/2005 01/11/2010 EF ATT-16.1 ATTACHMENT SGTL 003 09/01/2004 09/08/2000 09/08/2005 EF ATT-16.2 ATTACHMENT RCS BORON FOR SGTL 003 11126/2003 09/08/2000 09/08/2005 EF ATT-17.0 ATTACHMENT SD-1 019 01/21/2005 01/2112005 01/21/2010 EF ATT-17.1 ATTACHMENT SD-2 007 09/01/2004 01/30/2001 01/30/2006 EF ATT-18.0 ATTACHMENT SFP - RWST 005 03/06/2002 02/03/2003 02/03/2008 EF ATT-20.0 ATTACHMENT VENT TIME 004 09/01/2004 02/03/2003 02/03/2008 EF ATT-21.0 ATTACHMENT RCS ISOLATION 002 03/06/2002 02/03/2003 02/03/2008 EF ATT-22.0 ATTACHMENT RESTORING FEED FLOW 004 11/17/2004 01/22/2002 01/22/2007 EF ATT-23.0 ATTACHMENT TRANSFER 4160V LOADS 000 02/26/1999 01/28/2004 01/28/2009 EF ATT-24.0 ATTACHMENT TRANSFER BATTERY TO TSC 001 12/01/2004 09/08/2000 09/08/2005 EF ATT-26.0 ATTACHMENT RETURN TO NORMAL OPERATIONS 000 10/31/2001 10/31/2001 10/3112006 EF PRATT TOTAL: 51 GRAND TOTAL: 51
EOP: T[TLE:
REV: 19 ATT-17.0 ATTACHMENT SD-1 PAGE 1 of 4 Responsible Manager _ Date /_____a__
Perform the following local actions to complete normal secondary system shutdown:
o Close reheater 4th pass temperature control valves:
o V-2432 (SW corner 1A MSR) o V-2433 (SW corner lB MSR) o V-2434 (SW corner 2A MSR) o V-2435 (SW corner 2B MSR) o Close reheater steam chain valves:
o V-3550 (SW of 1B MSR) o V-3551 (SW of 1B MSR) o V-3552 (NW of 1A MSR) o V-3553 (NW of 1A MSR) o Open Reheater steamline vents (SW corner of condenser, middle floor):
o V-8500 o V-8501 o V-8502 o V-8504 o V-8505 o Open Reheater steamline vents (SW corner of condenser, above walkway):
o V-8506 o V-8507 o V-8508 o V-8509 o Locally close flange heating isolation valves:
o MOV-3601A (TB Middle Lv1 East of TURB Lube Oil Reservoir) o MOV-3602A o Open the following valves to align for condensate feed system cooldown RECIRC:
o V-3982B (at #5 heater outlet header) o V-3983B (at #5 heater outlet header) o V-4363 (at #5 heater outlet header) o V-4365 (by MFW regulating valves) o V-4361 (southwest corner of condenser, middle floor) o V-3976A MFP A discharge valve bypass valve o V-3977A MFP B discharge valve bypass valve
EOP: TITLE:
REV: 19 ATT-17.0 ATTACHMENT SD-1 PAGE 2 of 4 o Secure secondary chemical addition pumps on TURB BLDG middle floor by #5 heaters.
o Secondary Chem Add Pump A o Secondary Chem Add Pump B o Secondary Chem Add Pump C o Secondary Chem Add Pump D o Secondary Chem Add Pump E o Secure ammonia injection pumps, TURB BLDG basement by MCC A.1 o Ammonia Inj Pump 1 o Ammonia Inj Pump 2 o Ammonia Inj Pump 3 o Secure the Ethanolamine (ETA) injection pump, TURB BLDG basement by turbine lube oil purifier.
o Open Turbine Extraction Line Drain AOV-3845 isolation valve, V-3883 (Turb Bldg basement west platform, north end)
(requires clearing the SS hold).
o Close SW valves from the following coolers:
o MFW Pump Oil Coolers (MFW pump room) o V-4703 o V-4704 o Exciter Air Cooler:
o V-4679B (chain valves next to condensate transfer pump) o V-4679 o Bus Duct Air Cooler (TURB BLDG basement East of bus duct cooler) o V-4674 o V-4674C (mini bypass around V-4674) o Throttle SW as necessary from following coolers:
o Generator Seal Oil Unit Coolers (H2 side and air side):
o V-4676A (mini bypass disch valve inside seal oil enclosure Bldg. NW corner) o V-4677A (mini bypass disch valve inside seal oil enclosure Bldg. NW corner) o Main Lube Oil Coolers (SW corner of Turb Oil Reservoir) o V-4691 o V-4692
EOP: TIRE:
REV: 19 ATT-17.0. ATTACHMENT SD-i PAGE 3 of 4 o IF HDT Pump A seal injection primary filter (FGSO1A) is in service, THEN perform the following to place the HDT Pump A seal injection bypass line,(and filter FGS02A) in service and isolate the primary filter as follows (north side of HDT Pump A):
- 1. Ensure closed HDT Pump A bypass filter outlet valve, V-3709C.
- 2. Slowly open-HDT Pump A bypass filter inlet isolation, V-3907F.
- 3. Slowly throttle open HDT Pump A bypass filter outlet valve, V-3709C WHILE concurrently closing HDT Pump A primary filter outlet valve, V-3709B to maintain approximately 5 - 8 gpm seal injection flow (FAL-3799A).
o IF HDT Pump B seal injection primary filter (FGSO1B) is in service, THEN perform the following to place the HDT Pump B seal injection bypass line (and filter FGS02B) in service and isolate the primary filter as follows (south side of HDT Pump B):
- 1. Ensure closed HDT Pump B bypass filter outlet valve, V-3710C.
- 2. Slowly open HDT Pump B bypass filter inlet isolation, V-3910F.
- 3. Slowly throttle open HDT Pump B bypass filter outlet valve, V-3710C WHILE concurrently closing HDT Pump B primary filter outlet valve, V-3710B to maintain approximately 5 - 8 gpm seal injection flow (FAL-3799B).
o WHEN the turbine shaft stops, THEN notify Control Room. Control Room personnel will determine if adequate power (36 KW) available to start turning gear.
o Transfer house heating steam to house heating boiler if necessary (refer to T-35H, NUCLEAR HOUSE HEATING STEAM TO BOILER STEAM SUPPLY CHANGE).
EOP: TITLE:
REV: 19 ATT-17.0 ATTACHMENT SD-i PAGE 4 of 4 o Align S/G blowdowns as follows:
- 1. Secure blowdown to the condenser per T-14G, STEAM GENERATOR BLOWDOWN HEAT RECOVERY SYSTEM SHUTDOWN.
- 2. IF restoration of blowdowns is desired, THEN ensure releases are in effect before performing the following step. IF restoration of blowdowns is NOT desired, skip the following step.
- 3. Align Steam Generator Blowdown Flash Tank drains to the discharge canal per T-14F.1, SG BLOWDOWN ALIGNMENT TO DISCHARGE CANAL .
o Restore MAKEUP to CSTs as directed by Control Room.
GINNA STATION 02 CONTROLLED COPY NUMBER RESPONSIBLJ AGER
/- c2/-c2066 EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
TIThE:
LOSS OF 12A AND/OR 12B BUSSES 28 PAGE 2 of 33 A. PURPOSE - This procedure provides actions to respond to a loss of 12A and/or 12B Busses from HSD or at power conditions.
B. ENTRY CONDITIONS/SYMPTOMS
- 1. ENTRY CONDITIONS - This procedure is entered from:
- a. N/A
- 2. SYMPTOMS - The symptoms of loss of #12A or 12B SS Transformer are:
- a. Annunciator L-7, BUS 16 UNDER VOLTAGE SAFEGUARDS, lit, or
- b. Annunciator L-14, BUS 14 UNDER VOLTAGE SAFEGUARDS, lit, or
- c. Annunciator L-15, BUS 17 UNDER VOLTAGE SAFEGUARDS, lit, or
- d. Annunciator L-20, 12A XFMR OR 12A BUS TROUBLE, lit, or
- e. Annunciator L-23, BUS 18 UNDER VOLTAGE SAFEGUARDS, lit, or
- f. Annunciator L-27,' 34 KV BREAKER TRIP, lit, or
- g. Annunciator L-28, 12B XFMR OR 12B BUS TROUBLE, lit, or
- h. Annunciator 12A-1, 86T/12A LOCKOUT, lit, or I
- i. Annunciator 12A-2, 86B/12A LOCKOUT, lit, or I j.- Annunciator 12A-3, 86TBU/12A LOCKOUT, lit, or I
- k. Annunciator 12A-4, LOSS OF 4160V ON 12A TRANSFORMER SECONDARY, lit, or
- 1. Annunciator 12A-8, 12A BUS UNDERVOLTAGE, lit, or
- m. Annunciator 12B-1, 86T/12B LOCKOUT, lit, or I
- n. Annunciator 12B-2, 86B/12B LOCKOUT, lit, or I
- o. Annunciator 12B-3, 86TBU/12B LOCKOUT, lit, or I
- p. Annunciator 12B-4, LOSS OF 4160V ON 12B TRANSFORMER SECONDARY, lit, or
- q. Annunciator 12B-8, 12B BUS UNDERVOLTAGE, lit.
hUE:
EOP EOP: TITLE: .
REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES
. ~PAGE 3 of 33.
ACTION/EXPECTED RESPONSE IN w * * * * * * * * * * * * * * * * * * * * * * * *
- 4* * * * * * * * * * * * * *
- CAUTION o IF ANY RADIOACTIVE RELEASE IN PROGRESS. THEN IT SHOULD BE TERMINATED UNTIL SUPPORT CONDITIONS ARE EVALUATED.
o OBSERVE D/G LOADING LIMITS OF 2300 KW FOR 1/2 HOUR, 2250 KW FOR 2 HOURS.
AND 1950 KW FOR CONTINUOUS SERVICE.
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- NOTE: Conditions should be evaluated for site contingency reporting (Refer to EPIP-1.O, GINNA STATION EVENT EVALUATION AND CLASSIFICATION).
1 Check RCS Temperature - Go to AP-ELEC.3. LOSS OF 12A AND/OR GREATER THAN 3500F 12B TRANSFORMER (BELOW 3500F).
- 2 Monitor Tavg
- a. Place Rods in MANUAL
- b. Manually move control rods to control Tavg 3 Verify RCPs - BOTH RUNNING IF reactor trip breakers closed.
THEN manually trip the reactor and go to E-O. REACTOR TRIP OR SAFETY INJECTION.
4 Verify Emergency D/G Manually start D/G(s) associated Associated With Deenergized with affected bus.
Bus(es) - RUNNING o Bus 12A - DIG A o Bus 12B - D/G B
EOP: TITLE:
REV: 2 8 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 4 of 33 STP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINEDl 5 Verify Both Trains Of AC IF Bus 14 AND Bus 16 are Emergency Busses Energized To deenergized. THEN go to ECA-O.O, At Least 420 VOLTS: LOSS OF ALL AC POWER, Step 1.
o Bus 14 and bus 18 IF one train deenergized. THEN perform the following:
o Bus 16 and bus 17
- a. Ensure D/G aligned for unit operation o Mode switch in UNIT o Voltage control selector in AUTO
- b. Check D/G running.
IF NOT, THEN perform the following:
- 1) Depress D/G FIELD RESET pushbutton
- 2) Depress D/G RESET pushbutton
- 3) Start D/G
- 4) IF D/G will NOT start. THEN dispatch AO to locally start D/G. (Refer to ER/D/G.1, RESTORING D/Gs)
- c. Adjust D/G voltage to approximately 480V
- d. Adjust D/G frequency to approximately 60 Hz.
IF only ONE safeguards bus is deenergized, THEN refer to AP-ELEC.14/16. LOSS OF SAFEGUARDS BUS 14/16 or AP-ELEC.17/18, LOSS OF SAFEGUARDS BUS 17/18.
_STEP _ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 6 Verify Service Water System Operation:
- a. Check at least one SW pump a. Perform the following:
running in each loop
- 1) Manually start pumps as a A or B Pump in Loop A necessary (257 kw each).
- C or D Pump in Loop B
- 2) IF adequate cooling can NOT be supplied to a running D/G.
THEN perform the following:
a) Pull stop affected D/G(s) b) Immediately depress voltage shutdown pushbutton
- 3) IF no SW pumps can be operated. THEN perform the following:
a) Trip the reactor b) WHEN all E-O Immediate Actions done, THEN trip BOTH RCPs c) Close letdown isol, AOV-427 d) Close excess letdown.
HCV-123 e) Go to E-O, REACTOR TRIP OR SAFETY INJECTION
- 4) IF only one SW pump can be operated, THEN refer to AP-SW.2. LOSS OF SERVICE WATER.
- b. SW header pressure - GREATER b. Refer to AP-SW.1. SERVICE WATER THAN 40 PSIG IN EACH LOOP LEAK.
ACTION/EXPECTED RESPONSE P lRESPONSE NOT OBTAINED 7 Check CCW Pump Status:
IF neither CCW pump can be started. THEN perform the following:
o IF reactor trip breakers closed. THEN:
- 1) Trip the reactor
- 2) WHEN all E-O Immediate Actions done, THEN trip both RCPs
- 3) Close letdown isol. AOV-427
- 4) Close excess letdown.
HCV-123
- 5) Pull stop BOTH CCW pumps
- 6) Go to E-O. REACTOR TRIP OR SAFETY INJECTION.
o IF reactor trip breakers open. THEN:
- 1) Trip both RCPs
- 2) Close letdown isol, AOV-427
- 3) Close excess letdown.
HCV-123
- 4) Pull stop BOTH CCW pumps
- 5) Go to step 8
- b. Annunciator A-22, CCW PUMP b. Start second CCW pump (122 kw).
EXTINGUISHED
I EOP: TIRE: REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES
. PAGE 7 of 33 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 8 Verify charging pump status - Isolate letdown flowpaths:
AT LEAST ONE RUNNING
- a. Close letdown isol. AOV-427
- b. Close excess letdown. HCV-123
- c. Close Loop A cold leg to excess letdown Hx, AOV-310 9 Verify Annunciator H-16, Dispatch AO to locally reset and INSTRUMENT AIR COMP - start adequate air compressors. IF EXTINGUISHED electric air compressor(s) can NOT be restored, THEN start diesel air compressor. (Refer to ATT-11.2.
ATTACHMENT DIESEL AIR COMPRESSOR).
IF IA can NOT be established, THEN refer to AP-IA.1. LOSS OF INSTRUMENT AIR.
10 Verify Bus 11A And liB Normal Go to Step 22.
Feed Breakers - CLOSED 11 Check MFW Regulating Valves - Perform the following:
RESTORING S/G LEVEL TO 52% IN AUTO a. Place affected S/Gs MEW regulating valves in MANUAL
- b. Restore SIG level to 52%
IF SIG level can NOT be controlled manually. THEN refer to AP-FW.1, ABNORMAL MAIN FEEDWATER FLOW.
TIRE:
EOP EON: TITLE:
REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 8 of 33 STP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 1 NOTE: IF VCT level decreases to 5%. charging pump suction will swap to the RWST. This may require a load reduction.
12 Check VCT Makeup System:
- a. Ensure the following:
- 1) RMW mode selector switch in AUTO
- 2) RMW control armed - RED LIGHT LIT
- b. Check VCT level: b. Check letdown divert valve.
LCV-112A. aligned to VCT.
o Level GREATER THAN 20%
Manually increase VCT makeup
-OR- flow as follows:
o Level - STABLE OR INCREASING 1) Ensure BA transfer pumps and RMW pumps running.
- 2) Adjust RMW flow control valve. HCV-11l. to increase RMW flow.
- 3) Increase boric acid flow as necessary to maintain required concentration.
IF VCT level can NOT be maintained. THEN refer to ER-CVCS.1. REACTOR MAKEUP CONTROL MALFUNCTION, if necessary.
EOP: TIRE:
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES REV: 2 8
. PAGE 9 of 33 ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED STP 13 Check Charging Pump Suction Aligned to VCT:
- a. VCT level - GREATER THAN 20% a. IF VCT level can NOT be maintained greater than 5%, THEN perform the following:
- 1) Ensure charging pump suction aligned to RWST o LCV-112B open o LCV-112C closed
- 2) Continue with Step 14. WHEN VCT level greater than 20%.
THEN do Step 13b.
- b. Align charging pumps to VCT o LCV-112C open o LCV-112B closed
EOP: TITLE:
REV: 2 8 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 10 of 33 S ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: When restarting equipment for recovery, it is preferable to start equipment on busses being supplied from offsite power.
14 Check CVCS Operation:
- a. Charging pumps - AT LEAST ONE a. Perform the following:
RUNNING
- RCP A. V-300A
. RCP B. V-300B
- 2) Start one charging pump (75 kw).
- 3) IF no charging pumps can be operated. THEN refer to AP-CVCS.3. LOSS OF ALL CHARGING FLOW.
>This Step continued on the next page.
TIRE:
.EOP: TITLE:
REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES P
. PAGE 11 of 33 S
ACTION/EXPECTED P RESPONSE llRESPONSE NOT OBTAINED I (Step 14 continued from previous page)
- b. Check letdown indications: b. Perform the following:
o Check PRZR level - GREATER 1) Close letdown isolation, THAN 13% AOV-427.
o Letdown flow - APPROXIMATELY 2) Close letdown orifice valves 40 gpm (60 gpm if AOV-202 (AOV-200A, AOV-200B, and OPEN) AOV-202) o Letdown flow - STABLE 3) Close letdown isolation, AOV-371
- 4) IF seal injection in service, THEN close charging flow control valve, HCV-142 WHILE adjusting charging pump speed to maintain:
- RCP labyrinth seal D/P between 15 inches and 80 inches
- PRZR level at program
- 5) IF PRZR level greater than 13%. THEN go to Step 15. IF NOT. THEN continue with Step 17. WHEN PRZR level greater than 13%. THEN do Steps 15 and 16.
- c. Adjust charging pump speed and HCV-142 to restore PRZR level and labyrinth seal D/P
- d. Go to Step 16
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REV: 2 8 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 12 of 33 ACTION/EXPECTED RESPONSE llRESPONSE SP NOT OBTAINED I 15 Establish Normal Letdown: IF normal letdown can NOT be (Refer to ATT-9.0, ATTACHMENT established. THEN establish excess LETDOWN) letdown. (Refer to ATT-9.1.
ATTACHMENT EXCESS L/D) 16 Verify PRZR Heaters Restored: IF adequate D/G capacity available for PRZR heaters (400 kw each o PRZR proportional heater breaker bank). THEN perform the following:
- CLOSED
- a. Reset and close PRZR o PRZR backup heater breaker - proportional heater breaker if RESET/IN AUTO necessary.
- b. Reset PRZR backup heater breaker and return to AUTO if necessary.
IF adequate D/G capacity NOT available. THEN refer to ER-PRZR.1, RESTORATION OF PRZR HEATERS DURING BLACKOUT.
TITLE:
FOP
.EOP: TITLE: 2 REV: 2 8 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 13 of 33 STEP ACTION/EXPECTED RESPONSE ]RESPONSE NOT OBTAINED 17 Verify Normal Rod Control Restored:
- a. Annunciator C-5. PPCS ROD a. IF alarm is due to a loss of SEQUENCE OR ROD DEVIATION - power to MRPI. THEN maintain EXTINGUISHED rods in manual AND minimize rod motion.
IF alarm is due to actual rod misalignment. THEN refer to AP-RCC.2. RCC/RPI MALFUNCTION, while continuing with this procedure.
- b. Annunciator E-28. POWER RANGE b. Perform the following:
ROD DROP ROD STOP - EXTINGUISHED
- 1) Place rods in MANUAL.
- 2) Reset NIS rod drop rod stop signals (at NIS racks) as necessary.
- c. Annunciator F-15. RCS TAVG DEV c. Go to step 18.
40 F - EXTINGUISHED
- d. Place rods in AUTO if desired
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REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 14 of 33 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINEDI NOTE: With PRZR pressure controller 431K in manual, PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3). -
18 Establish Stable Plant Conditions:
- a. Check Tavg - TRENDING TO TREF a. IF Tavg greater than Tref, THEN restore Tavg to Tref by one or more of the following:
- Insert control rods
- RCS boration IF Tavg less than Tref. THEN restore Tavg to Tref by one or more of the following:
- Withdraw control rods
- Reduce turbine load
- Dilution of RCS
- b. Check PRZR pressure - TRENDING b. Control PRZR pressure by one of TO 2235 PSIG IN AUTO the following:
. 431K in MANUAL
- Manual control of PRZR heaters and sprays IF PRZR pressure can NOT be controlled manually. THEN refer to AP-PRZR.1. ABNORMAL PRESSURIZER PRESSURE.
- c. Check PRZR level - TRENDING TO c. Perform the following:
PROGRAM IN AUTO CONTROL
- 1) Place affected charging pumps in MANUAL
- 2) Adjust charging pump speed to restore PRZR level to program IF PRZR level can NOT be controlled manually. THEN refer to AP-RCS.1. REACTOR COOLANT LEAK.
EOP: TITLE:
REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 15 of 33 STEP ACTION/EXPECTED RESPONSE lRESPONSE NOT OBTAINED
,* * * * * * * * * * * * * * * * * * * * * * * * *r * * *r * *
- It * * *F
- It * * *
- CAUTION ANYTIME EMERGENCY D/GS ARE THE ONLY SOURCE OF AC POWER TO THE PLANT, PERSONNEL SHOULD BE ASSIGNED TO MAINTAIN SURVEILLANCE OF THE D/GS.
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- 19 Restore Normal Electric System Alignment:
- a. Verify circuit 767 and/or 751 - a. Continue with Step 20. WHEN AVAILABLE offsite power available. THEN do Steps 19b. c and d.
- b. Restore power to non-faulted Buses 12A and/or 12B (Refer to ER-ELEC.1. RESTORATION OF OFESITE POWER)
- c. Verify all AC bus normal feed c. Restore all AC busses and MCCs breakers - CLOSED to normal power supply (Refer to ER-ELEC.1, RESTORATION OF
- Bus 13 OFFSITE POWER)
- Bus 14
- Bus 15
. Bus 16
- Bus 17
- Bus 18
- d. Stop any unloaded emergency D/G and place in standby (Refer to T-27.4. DIESEL GENERATOR OPERATION)
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REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES
. .PAGE 16 of 33 SP ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED l 20 Check CNMT Recirc Fans - AT Establish 2 CNMT recirc fans running LEAST 2 RUNNING
TITLE:
FOP EOP: TITLE: .
REV: 28 AP-ELEC.1 LOSS OF 12A AiND/OR 12B BUSSES PAGE 17 of 33 ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED I SP 21 Establish Control Systems In Auto:
- a. Verify 431K in AUTO a. Place 431K in AUTO, if desired.
- b. Verify PRZR spray valves in AUTO b. Place PRZR spray valves in AUTO.
if desired.
- c. Verify PRZR heaters restored: c. Restore PRZR heaters, if desired.
o PRZR proportional heaters breaker - CLOSED o PRZR backup heaters breaker -
RESET. IN AUTO
- d. Verify charging pumps d. Perform the following:
o 2 charging pumps running 1) IF all seal cooling has been lost. THEN ensure seal o One charging pump in AUTO injection isolated to affected RCPs
- RCP A, V-300A
- RCP B. V-300B
- 2) Establish 2 charging pumps running (75 kw each).
- 3) Place one charging pump in AUTO, if desired.
- e. Verify MEW regulating valves in e. Place MFW regulating valves in AUTO AUTO, if desired.
- f. Restore EH controls
- 1) Place in OP PAN, IMP OUT
- 2) Select load rate to 10%/hour
- 3) Match setter and reference
- g. Verify annunciator G-15. STEAM g. WHEN Tavg within 50 E of Tref.
DUMP ARMED - EXTINGUISHED THEN perform the following:
- 1) Ensure steam dump valves closed.
- 2) Reset steam dump.
- h. Verify Rods in AUTO h. Place Rods in AUTO, if desired.
- i. Go to Step 38
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REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES
. . PAGE 18 of 33.
-4
.
STP ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED NOTE: o Temperatures in the loop with the stopped RCP will not be indicative of true Tavg and AT values.
o Attempts to restore offsite power should continue (Refer to ER-ELEC.1. RESTORATION OF OFFSITE POWER.)
22 Check Secondary Heat Sink Status:
- a. Any main feed pump - RUNNING a. Perform the following:
- 1) Verify MDAFW pumps running as necessary.
- 2) Verify TDAFW pump running if necessary.
- 3) Adjust AFW pump flow to restore S/G level to 52%.
- 4) Go to Step 23.
- b. Verify MFW regulating valves - b. Perform the following:
RESTORING S/G LEVEL TO 52%
- 1) Place affected S/G(s) MFW regulating valve in MANUAL.
- 2) Restore S/G level to 52%.
IF S/G level can NOT be controlled manually, THEN refer to AP-FW.l. ABNORMAL MAIN FEEDWATER FLOW.
TITLE:
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REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES
. . PAGE 19 of 33.
STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 23 Check TDAFW Pump Status:
- a. TDAFW pump - RUNNING a. Go to Step 24.
- b. Check S/G status b. Go to Step 24.
o At least one S/G level -
GREATER THAN 17%
-OR-o Both MDAFW pumps - OPERABLE
- c. Pull stop TDAFW pump steam supply valves
- MOV-3504A
24 Establish RCS Temperature Control:
- a. Verify condenser available: a. Perform the following:
o Any MSIV - OPEN 1) Adjust S/G ARV controllers to stabilize RCS temperature.
o Annunciator G-15. STEAM DUMP ARMED - LIT 2) Go to Step 25.
- b. Adjust condenser steam dump controller HC-484 to stabilize RCS temperature
- c. Place steam dump mode selector switch to MANUAL
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REV: 2 8 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 20 of 33 ACTION/EXPECTED RESPONSE STEP pRESPONSE NOT OBTAINED 25 Restore Non-Safeguards Busses As Follows:
- a. Verify Bus 13 and 15 - ENERGIZED a. IF offsite power available, THEN attempt to restore offsite power and normal feed to Bus 13/15 (Refer to ER-ELEC.1, RESTORATION OF OFESITE POWER).
IF offsite power is NOT available, THEN perform the following:
o Close Bus 13 to Bus 14 tie breaker o Close Bus 15 to Bus 16 tie breaker
- b. Verify MCC A - ENERGIZED b. Perform the following:
- 1) Ensure the following pumps in PULL STOP:
- EH pump A
- Turning gear oil pump
- HP seal oil backup pump
- 2) Close MCC A supply breaker from bus 13.
- 3) Start HP seal oil backup pump.
- c. Verify MCC B - ENERGIZED c. Perform the following:
- 1) Ensure EH pump B in PULL STOP.
- 2) Close MCC B supply breaker from bus 15.
- d. Verify annunciator J-8, 480V MCC d. Restore power to other MCCs as SUPPLY BREAKER TRIP - D/G loading permits.
EXTINGUISHED
- e. Reset control room lighting
- f. Reset MAIN XFMR AUX PWR SUPPLY breakers
. Bus 13
- Bus 15
EOP: TITLE:
I: REV: 2 8 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 21 of 33 STP ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINEDl NOTE: When restarting equipment for recovery, it is preferable to start equipment on busses being supplied from offsite power, if possible.
26 Verify Instrument Bus D - Energize MCC B. IF MCC B NOT ENERGIZED available, THEN refer to ER-INST.3.
INSTRUMENT BUS POWER RESTORATION.
27 Check VCT Makeup System:
- a. Ensure the following:
- 1) RMW mode selector switch in AUTO
- 2) RMW control armed - RED LIGHT LIT
- b. Check VCT level: b. Check letdown divert valve.
LCV-112A. aligned to VCT.
o Level GREATER THAN 20%
Manually increase VCT makeup
-OR- flow as follows:
o Level - STABLE OR INCREASING 1) Ensure BA transfer pumps and RMW pumps running.
- 2) Adjust RMW flow control valve. HCV-l11. to increase RMW flow.
- 3) Adjust boric acid flow to maintain required concentration.
IF VCT level can NOT be maintained, THEN refer to ER-CVCS.I. REACTOR MAKEUP CONTROL MALFUNCTION, if necessary.
ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED1 28 Check Charging Pump Suction Aligned to VCT:
- a. VCT level - GREATER THAN 20% a. IF VCT level can NOT be maintained greater than 5%. THEN perform the following:
- 1) Ensure charging pump suction aligned to RWST o LCV-112B open o LCV-112C closed
- 2) Continue with Step 29. WHEN VCT level greater than 20%.
THEN do Step 28b.
- b. Align charging pumps to VCT o LCV-112C open o LCV-112B closed
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REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES
. . PAGE 23 of 33.
SE ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 29 Check CVCS Operation:
- a. Charging pumps - AT LEAST ONE a. Perform the following:
RUNNING
- 1) Close letdown isolation.
AOV-427.
- 2) Start one charging pump (75 kw).
- 3) Establish greater than 20 gpm charging line flow.
- b. Check letdown indications: b. Perform the following:
o Check PRZR level - GREATER 1) Close letdown isolation, THAN 13% AOV-427.
o Letdown flow - APPROXIMATELY 2) Close letdown orifice valves 40 GPM (60 GPM IF AOV-202 (AOV-200A. AOV-200B. and OPEN) AOV-202) o Letdown flow - STABLE 3) Close letdown isolation.
AOV-371
- 4) IF seal injection in service.
THEN close charging flow control valve, HCV-142 WHILE adjusting charging pump speed to maintain:
- RCP labyrinth seal D/P between 15 inches and 80 inches
- PRZR level at program
- 5) IF PRZR level greater than 13%. THEN go to Step 30. IF NOT. THEN continue with Step 32. WHEN PRZR level greater than 13%. THEN do Steps 30 and 31.
- c. Adjust charging pump speed and HCV-142 to restore PRZR level and labyrinth seal D/P
- d. Go to Step 31
STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 30 Establish Normal Letdown IF normal letdown can NOT be (Refer to ATT-9.0, ATTACHMENT established, THEN establish excess LETDOWN) letdown. (Refer to ATT-9.1, ATTACHMENT EXCESS L/D) 31 Verify PRZR Heaters Restored: IF adequate D/G capacity available for PRZR heaters (400 kw each o PRZR proportional heater breaker bank), THEN perform the following:
- CLOSED
- a. Reset and close PRZR o PRZR backup heater breaker - proportional heater breaker if RESET/IN AUTO necessary.
- b. Reset PRZR backup heater breaker and return to AUTO if necessary.
IF adequate D/G capacity NOT available. THEN refer to ER-PRZR.l.
RESTORATION OF PRZR HEATERS DURING BLACKOUT.
TITLE:
EOP REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES
. ~PAGE 25 of 33.
ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINEDl 32 Verify TDAFW Pump Aligned For Auto Start:
- a. Any IDAFW pump - AVAILABLE a. Verify TDAFW pump operating to maintain required S/G level and go to Step 34.
light - EXTINGUISHED
- c. Verify both S/G levels - GREATER c. Continue with Step 34. WHEN S/G THAN 17% level greater than 17%, THEN do Steps 32d, e and 33.
- d. Verify Bus 11A and Bus l1B - AT d. Perform the following:
LEAST ONE ENERGIZED
- MOV-3504A
- MOV-3505A
- 2) Go to Step 33.
- e. Verify the following:
- 2) TDAEW pump steam supply valve 2) Place TDAFW pump steam supply switches in AUTO valve switches in AUTO.
1
EOP: TITLE:
REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 26 of 33 ACTION/EXPECTED RESPONSE lRESPONSE STP NOT OBTAINED I 33 Establish Normal AFW Pump Shutdown Alignment:
- a. Verify the following: a. Continue with Step 34. WHEN conditions met. THEN do o Both S/G levels - GREATER Steps 33b through f.
THAN 17% AND STABLE OR INCREASING o Total AEW flow - LESS THAN 200 GPM
- b. Close MDAFW pump discharge valves
. MOV-4007
. MOV-4008
- c. Place AEW bypass switches to DEF
- d. Stop all but one MDAEW pump
- e. Open AEW discharge crossover valves
- MOV-4000A
- MOV-4000B
- f. Adjust AFW bypass valves to control S/G levels at 52%
. AOV-4480
. AOV-4481
STP ACTION/EXPECTED RESPONSE lRESPONSE NOT OBTAINED NOTE: With PRZR pressure controller 431K in manual. PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3) 34 Establish Stable Plant Conditions:
- a. Check PRZR pressure - TRENDING a. Control PRZR pressure at the TO 2235 PSIG IN AUTO desired value by one of the following:
- 431K in MANUAL
- Manual control of PRZR heaters and sprays IF PRZR pressure can NOT be controlled manually, THEN refer to AP-PRZR.1. ABNORMAL PRESSURIZER PRESSURE.
- b. Verify charging pumps b. Perform the following:
o 2 charging pumps running 1) IF all seal cooling has been lost to any RCP, THEN isolate o One charging pump in AUTO seal injection to affected RCP(s).
- RCP A. V-300A
. RCP B. V-300B
- 2) Establish 2 charging pumps running (75 kw each}.
- 3) Place one charging pump in
- AUTO, if desired.
- c. Check PRZR level - TRENDING TO c. Perform the following:
PROGRAM IN AUTO CONTROL
- 1) Place affected charging pumps in MANUAL
- 2) Adjust charging pump speed to restore PRZR level to program IF PRZR level can NOT be controlled manually. THEN refer to AP-RCS.1. REACTOR COOLANT LEAK.
TITLE:
.EOP: TITLE:
REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 28 of 33 ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED I SP
. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- CAUTION ANYTIME EMERGENCY DIGS ARE THE ONLY SOURCE OF AC POWER TO THE PLANT, PERSONNEL SHOULD BE ASSIGNED TO MAINTAIN SURVEILLANCE OF THE DIGS.
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- 35 Restore Normal Electric System Alignment:
- a. Verify circuit 767 and/or 751 - a. Continue with Step 36. WHEN AVAILABLE offsite power available. THEN do Steps 35b, c and d.
- b. Restore power to non-faulted Buses 12A and/or 12B if necessary (Refer to ER-ELEC.1, RESTORATION OF OFFSITE POWER)
- c. Verify all AC bus normal feed c. Restore all AC busses and IMCCs breakers - CLOSED to normal power supply (Refer to ER-ELEC.1, RESTORATION OF
- Bus 13 OFESITE POWER)
- Bus 14
- Bus 15
- Bus 16
- Bus 17
. Bus 18
- d. Stop any unloaded emergency D/G and place in standby (Refer to T-27.4, DIESEL GENERATOR OPERATION)
TIT1E:
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. . PAGE 29 of 33 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 36 Check CNMT Recirc Fans - AT Establish 2 CNMT recirc fans running LEAST 2 RUNNING NOTE: Evaluate conditions to determine if turbine should be placed on turning gear.
37 Verify Turning Gear Oil Pump Perform the following:
- RUNNING
- a. Manually start turning gear oil pump (42 kw).
- b. Break vacuum to accelerate turbine coastdown.
- c. Continue with Step 38. WHEN shaft stops. THEN dispatch AO to place turbine on turning gear (36 KW).
38 Check Status Of DC System Loads:
OFF IN AUTO
IF not running, THEN start pump from MCB.
pumps - OFF
EOP: TITLE:
REV: 28 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 30 of 33 SP ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED NOTE: Inst Bus C provides power to all MCB manual controllers.
39 Check Status of Battery Chargers:
- a. Battery Chargers A OR Al - a. IF BOTH battery chargers are ENERGIZED (Annunciator J-15. deenergized. THEN direct the BATTERY CHRGR FAILURE OR PA Electricians to crosstie TSC INVERTER TROUBLE, EXTINGUISHED) battery charger to main battery A (Refer to ATT-24.0.
ATTACHMENT TRANSFER BATTERY TO TSC).
- b. Battery chargers B OR Bi - b. IF BOTH battery chargers are ENERGIZED (Annunciator J-15. deenergized, THEN direct the BATTERY CHRGR FAILURE OR PA Electricians to crosstie TSC INVERTER TROUBLE. EXTINGUISHED) battery charger to main battery B (Refer to ATT-24.0.
ATTACHMENT TRANSFER BATTERY TO TSC)
ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED I SP 40 Restore Equipment Alignment:
- b. Check radiation monitoring b. Restore sample pumps and systems: radiation monitors.
o CNMT vent sample pump -
RUNNING o Plant vent sample pump -
RUNNING o All area and process monitors operating as required
- c. Dispatch AO to verify proper operation of seal oil system
- d. Verify motor fire pump breaker - d. Close motor fire pump breaker.
CLOSED
- e. Verify annunciator L-1. AUX BLDG e. IF bus 1lA or llB energized.
VENT SYSTEM CONTROL PANEL - THEN dispatch AO to restore AUX EXTINGUISHED BLDG ventilation (Refer to T-35A. AUX AND INTERMEDIATE BUILDING VENTILATION STARTUP AND SHUTDOWN)
- f. Verify MCC G - ENERGIZED f. Manually close breaker.
- g. Verify control board valve g. Manually align valves as alignment - NORMAL (Refer to necessary.
0-6.13. DAILY SURVEILLANCE LOG)
- h. Verify adequate Rx head cooling:
- 1) Verify at least one control 1) Manually start one fan as rod shroud fan - RUNNING power supply permits (45 kw).
- 2) Verify one Rx compartment 2) Manually start one fan as cooling fan - RUNNING power supply permits (23 kw).
- i. Dispatch AO to ensure one waste gas compressor in service This Step continued on the next page.
ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED STP (Step 40 continued from previous page)
J. Dispatch AO to restore SFP cooling
- k. Verify adequate electric driven k. Go to Step 41.
air compressors - RUNNING
- 1. IF diesel air compressor supplying instrument air, THEN secure diesel air compressors.
(Refer to T-2F. BACKUP AIR SUPPLY) 41 Reset UV Relay Targets On Undervoltage Cabinets
. Bus 14
- Bus 16
- Bus 17
. Bus 18 42 Evaluate MCB Annunciator Status (Refer to AR Procedures)
NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION, for reporting requirements.
43 Notify Higher Supervision
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. PAGE 33 of 33 44 Return To Procedure Or Guidance In Effect
-END-
TIRE:
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.
LOSS OF 12A AND/OR 12B BUSSES REV: 28
~PAGE I of 1l AP-ELEC. 1 APPENDIX LIST TITLE
- 1) ATTACHMENT NC (ATT-13.0)
- 2) ATTACHMENT D/G STOP (ATT-8.1)
- 3) ATTACHMENT TRANSFER BATTERY TO TSC (ATT-24.0)
- 4) ATTACHMENT DIESEL AIR COMPRESSOR (ATT-11.2)
- 5) ATTACHMENT EXCESS L/D (ATT-9.1)
- 6) ATTACHMENT LETDOWN (ATT-9.0)
I GINNA STATION CONTROLLED COPY NUMBER ___J_
RESPONSIBLE t AGER
/ -EFC / - 06T EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
A. PURPOSE - This procedure provides actions to respond to a loss of 12A or 12B SS Transformer when RCS temperature is less than 3500F.
6 B. ENTRY CONDITIONS/SYMPTOMS
- 1. ENTRY CONDITIONS - This procedure is entered from:
- a. AP-ELEC.1, LOSS OF 12A AND/OR 12B BUSSES, when busses 12A and/or 12B are found to be deenergized and RCS temperature is less than 3500F.
- 2. SYMPTOMS - The symptoms of loss of #12A or 12B SS Transformer are:
- a. Annunciator L-20, 12A XFMR OR 12A BUS TROUBLE, lit, or
- b. Annunciator L-28, 12B XFMR OR 12B BUS TROUBLE, lit, or
- c. Annunciator 12A-1, 86T/12A LOCKOUT, lit, or
- d. Annunciator 12A-2, 86B/12A LOCKOUT, lit, or
- e. Annunciator 12A-3, 86TBU/12 LOCKOUT, lit or
- f. Annunciator l2B-1, 86T/12B LOCKOUT, lit or
- g. Annunciator 12B-2, 86B/12B LOCKOUT, lit or
- h. Annunciator 12B-3, 86TBU/12B LOCKOUT, lit.
70 STP ACTION/EXPECTED RESPONSE lRESPONSE NOT OBTAINED
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- 7 * * * * * *
- 7
- CAUTION o OBSERVE D/G LOADING LIMITS OF 2300 KW FOR 1/2 HOUR, 2250 KW FOR 2 HOURS, AND 1950 KW FOR CONTINUOUS SERVICE.
o IF ANY RADIOACTIVE RELEASE IN PROGRESS, THEN IT SHOULD BE TERMINATED UNTIL SUPPORT CONDITIONS ARE EVALUATED.
- 7 7 7 * * * * * * * * * * *
- 7 * *
- 7 *
- 7
- 7 * *7* * * * * * * * *
- 7 7**
NOTE: Conditions should be evaluated for site contingency reporting (Refer to EPIP-1.O. GINNA STATION EVENT EVALUATION AND CLASSIFICATION).
1 Verify Emergency D/G Attempt to start and load emergency Associated With Deenergized D/G(s) manually. (Refer to Bus - RUNNING AND LOADED ER-D/G.1. RESTORING D/G(s).)
o Bus 12A - D/G A o Bus 12B - D/G B 2 Verify Both Trains Of AC Try to restore power to all AC Emergency Busses Energized To emergency busses. IF Bus 14 AND At Least 420 VOLTS: Bus 16 are deenergized. THEN refer to ECA-O.O. LOSS OF ALL AC POWER.
o Bus 14 and bus 18 o Bus 16 and bus 17 K'-i
IEOP:
AP-ELEC.3 I
TITLE:
LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW 350 F) l EV 13 PAGE 4 of 28 I STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: When restarting equipment for recovery, it is preferable to start equipment on busses being supplied from offsite power. if possible.
3 Verify Service Water System Operation:
- a. SW pumps - AT LEAST ONE RUNNING a. Manually start pumps as IN EACH LOOP conditions permit (257 kw each).
- A or B pump in Loop A IF adequate cooling can NOT be
. C or D pump in Loop B supplied to a running D/G, THEN perform the following:
- 1) Pull stop affected D/G
- 2) Immediately depress voltage shutdown pushbutton
- 3) Refer to ER-D/G.2. ALTERNATE COOLING FOR EMERGENCY D/Gs IF no SW pumps can be operated, THEN stop both RCPs.
- b. SW header pressure - GREATER b. Refer to AP-SW.1. SERVICE WATER THAN 40 PSIG IN EACH LOOP LEAK.
4 Check CCW Pump Status:
- b. Annunciator A-22, CCW PUMP b. Start second CCW pump (122 kw).
EXTINGUISHED IF NO CCW pumps can be operated.
THEN stop both RCPs.
I I EOP: TITLE:
- 1ELEC.3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV: 13 3500 F)PAGE 5 of 28 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINEDl
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- CAUTION IF THE RCS IS WATER SOLID. THEN ANY INCREASE IN RCS TEMPERATURE MAY RESULT IN A SIGNIFICANT RCS PRESSURE INCREASE. RCS HEATUP SHOULD BE PREVENTED.
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- 5 Monitor RCS Temperature - IF RCS temperature increasing. THEN STABLE stabilize temperature using available method.
- RHR normal cooling
- Dump steam and feed
. Blowdown and feed
-IF RCS temperature decreasing, THEN perform the following:
- a. Stop dumping steam or control
'K> RHR normal cooling.
- b. IF cooldown continues AND is due to feeding S/G. THEN perform the following:
- 2) WHEN S/G level greater than 17% in one S/G, THEN limit feed flow to that required to maintain S/G level.
4 S ACTION/EXPECTED RESPONSE
- RESPONSE NOT OBTAINEDl
- 6 Monitor RCS Pressure:
- a. Pressure - LESS THAN 390 PSIG a. IF RCS is solid, THEN control charging and letdown pressure control valve (PCV-135) to decrease RCS pressure to less than 390 psig.
IF PRZR bubble established, THEN operate normal or auxiliary spray to decrease pressure to less than 390 psig.
- b. Pressure - STABLE b. Stabilize RCS pressure using appropriate means.
. Charging
- Letdown
- PCV-135 (solid)
- Normal spray
- Auxiliary spray e PRZR heaters 7 Check If Refueling Should Be Stopped:
- a. Refueling operations in progress a. Go to Step 8.
- b. Notify Refueling Shift Supervisor to stop refueling operations
EOP: TITLE:
.VP-ELEC.3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV: 13 3500 F)PAGE 7 of 28 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED I 8 Restore Non-Safeguards Busses As Follows:
- a. Verify non-safeguards busses - a. Close non-safeguards bus tie ENERGIZED breaker for affected bus(ses) if possible:
- Bus 13
- Bus 15
- Bus 13 to bus 14 tie
- Bus 15 to bus 16 tie
- b. Verify MCC A - ENERGIZED b. Perform the following:
- 1) Ensure the following pumps in PULL STOP:
- EH pump A
- Turning gear oil pump
- HP seal oil backup pump
- 2) Close MCC A supply breaker from bus 13.
- c. Verify MCC B - ENERGIZED c. Perform the following:
- 1) Ensure EH pump B in PULL STOP.
- 2) Close MCC B supply breaker from bus 15.
- d. Check CNMT vent sample pump - d. IF CNMT purge or mini-purge in RUNNING progress. THEN secure purging.
- e. Verify annunciator J-8, 480V MCC e. Restore power to remaining MCCs SUPPLY BREAKER TRIP - as D/G loading permits.
EXTINGUISHED This Step continued on the next page.
.EOP: TITLE:
.- ELEC.3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV: 13 I 350 F)PAGE 8 of 28 STEPACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED (Step 8 continued from previous page)
- f. Verify main generator - f. Perform the following:
DEPRESSURIZED
- 1) Manually start the HP seal oil backup pump
- 2) Dispatch AO to locally perform the following:
o Verify proper operation of the seal oil system (Refer to T-34B. GENERATOR SEAL OIL SYSTEM NORMAL OPERATION).
o Ensure bearing drain vapor extractor running.
o Ensure main lube oil reservoir vapor extractor running.
- g. Reset control room lighting if necessary 9 Check IA System:
- a. Verify adequate air a. Manually start air compressors compressor(s) - RUNNING as necessary (75 kw each).
- b. Check IA supply b. Dispatch an AO to locally reset and start adequate air o Pressure - GREATER THAN compressors (75 kw each).
60 PSIG IF electric air compressor(s) o Pressure - STABLE OR can NOT be restored, THEN use INCREASING diesel air compressor. (Refer to ATT-11.2. ATTACHMENT DIESEL AIR COMPRESSOR)
IF IA can NOT be established, THEN refer to AP-IA.1. LOSS OF INSTRUMENT AIR.
ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED 10 Check RCS Cooling:
- a. RHR system - PREVIOUSLY ALIGNED a. Go to Step 21.
FOR RHR NORMAL COOLING
- b. Check RHR pumps - ANY RUNNING b. Go to Step 11.
- c. Go to Step 13 K>
STP ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINEDl 11 Establish Conditions To Start RHR Pump:
LOSS OF RHR. IF NOT, THEN go to AP-RHR.2. LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS.
- b. Verify CCW cooling to RER system b. Perform the following:
in service
RUNNING
MOV-738B - ADJUSTED TO OBTAIN DESIRED COOLING 3) IF > 4900 gpm CCW flow is required for desired RER cooling, THEN notify the Shift Supervisor. -
IF CCW can NOT be restored. THEN continue attempts to restore CCW (Refer to AP-CCW.3. LOSS OF COW
- PLANT SHUTDOWN).
- c. Close RHR pump flow control valves (controllers at 100%
demand)
- HCV-624
- HCV-625
- d. Place RHR Hx bypass valve, HCV-626. to MANUAL and close valve
EOP: TITLE:
~~LC3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV: 13 I 3500 F)PAGE 11 of 281 P ACTION/EXPECTED RESPONSE l lRESPONSE NOT OBTAINEDl
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- CAUTION o STARTING AN RHR PUMP MAY RESULT IN AN RCS LEVEL OR PRESSURE DECREASE DUE TO SHRINK OR VOID COLLAPSE.
o THE RHR HX OUTLET VALVES (HCV-624 AND HCV-625) WILL FAIL OPEN ON LOSS OF INSTRUMENT AIR PRESSURE.
It * * * * * * * * * * * * * * * * * * * * * * * * * * * ,* * * * , * * *
- a* * *
- 12 Restore RHR Flow:
- a. Start one RHR pump
- b. At least one RHR pump - RUNNING b. Go to Step 12d.
< 1500 GPM B LOOP LEVEL RHR FLOW 100 - 70 inches < 3000 gpm
< 70 - 30 inches
- 1400 gpm
< 30 - 16 inches
- 1000 gpm
< 16 - 10 inches
- 800 gpm
< 10 - 6 inches
- 500 gpm
LOSS OF RHR. IF NOT, THEN go to AP-RHR.2. LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS.
- e. Place RHR Hx bypass valve.
HCV-626, controller in AUTO at desired flowrate This,Step continued on the next page.
STP ACTION/EXPECTED RESPONSE lRESPONSE NOT OBTAINED (Step 12 continued from previous page)
- HCV-624
. HCV-625
- g. Check core exit T/Cs - STABLE OR g. Start another RHR pump or DECREASING increase RHR flow to establish required RCS cooling. DO NOT exceed RHR flow limits from table above.
13 Check AFW Pump Status:
- a. AFW pumps - ANY RUNNING a. Go to Step 14.
- b. Both S/G levels - AT DESIRED b. Continue with Step 14. WHEN LEVEL desired SIG levels established, THEN do Step 13c.
THEN go to Step 20.
o RCS - CLOSED o RCS pressure - GREATER THAN ATMOSPHERIC
- b. Verify RCP #1 seal D/Ps - b. IF any RCP running with #1 seal GREATER THAN 220 PSID D/P less than 220 paid, THEN stop affected RCP.
SACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 15 Check VCT Makeup System:
- a. Ensure the following:
- 1) RMW mode selector switch in AUTO
- 2) RMW control armed - RED LIGHT LIT
o Level GREATER THAN 20%
Manually increase VCT makeup
-OR- flow as follows:
o Level - STABLE OR INCREASING 1) Ensure BA transfer pumps and RMW pumps running.
- 2) Adjust RMW flow control valve, HCV-ll. to increase 4RMW flow.
- 3) Adjust boric acid flow to maintain required concentration.
IF VCT level can NOT be maintained. THEN refer to ER-CVCS.I. REACTOR MAKEUP CONTROL MALFUNCTION, if necessary.
"EOP: TITLE:
ELEc3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV: 13 A C 3500°F) PAGE 14 of 28 STE REPOSERESONE ATIN/EPETE OT BTIND 16 Check Charging Pump Suction Aligned To VCT:
- a. VCT level - GREATER THAN 20% a. IF VCT level can NOT be maintained greater than 5%. THEN perform the following:
- 1) Ensure charging pump suction aligned to RWST o LCV-112B open o LCV-112C closed
- 2) Continue with Step 17. WHEN VCT level greater than 20%,
THEN do Step 16b.
- b. Align charging pumps to VCT o LCV-112C open o LCV-112B closed
EOP: TITLE:
Ap-ELEC.3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV. 13 1K 350 F)PAGE 15 of 28 ACTION/EXPECTED RESPONSE llRESPONSE SP NOT OBTAINED I 17 Check Charging Pumps - ANY IF charging pumps required, THEN CHARGING PUMP RUNNING perform the following:
- a. Verify charging to loop B cold leg, AOV-294. open.
- b. Verify charging flow control valve, HCV-142. open as necessary.
- c. IF desired, THEN place letdown pressure controller. PCV-135. in MANUAL.
- d. Start one charging pump (75 kw).
- e. Adjust charging pump speed to:
o Control PRZR level and labyrinth seal D/P.
o IF RCS solid. THEN adjust PCV-135 to control PRZR pressure.
lEOP: 1TITLE: REV: 13
-ELEC.3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW I
I ~3500 F) PAGE 16 of 28 I
SE ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 18 Monitor RCS Pressure:
- a. Pressure - LESS THAN 390 PSIG a. IF RCS is solid, THEN control charging and letdown pressure control valve (PCV-135) to decrease RCS pressure to less than 390 psig.
IF PRZR bubble established, THEN operate normal or auxiliary spray to decrease pressure to less than 390 psig.
- b. Pressure - STABLE b. Stabilize RCS pressure using appropriate means.
. Charging
. Letdown
. PCV-135 (solid)
- Normal spray
- Auxiliary spray
. PRZR heaters 19 Check PRZR Level:
- a. Narrow range level - ON SCALE a. IF RCS is solid. THEN go to Step 20.
- b. Level - TRENDING TO 35% b. Adjust charging pump speed to stabilize PRZR level.
STEP ACTION/EXPECTED RESPONSE lRESPONSE NOT OBTAINED 20 Monitor RCS Temperature
- a. Core exit T/Cs - STABLE OR a. Adjust RCS cooling to stabilize DECREASING core exit T/Cs AND return to Step 3.
. SIG steaming
. S/G feeding
. RHR cooling
- b. Go to Step 31 21 Check AFW System Status:
- a. Verify TDAEW pump steam supply a. IF S/Gs providing heat sink, valves in PULL STOP THEN perform the following:
- 1) Verify adequate MDAFW flow.
- 2) Pull stop TDAFW pump.
- 3) Adjust AEW flow to stabilize S/G level and RCS temperature.
- b. Verify MDAFW pump crosstie b. Ensure at least one MDAFW pump valves closed off. IF two pumps required.
THEN close both MDAFW pump
- MOV-4000A crosstie valves.
- MOV-4000B 22 Check S/G Level
- a. Any S/G level greater than 17% a. Start MDAFW pumps as necessary to restore SIG level.
- b. Adjust MFW flow to maintain S/G level stable K.>
ACTION/EXPECTED RESPONSE llRESPONSE SP NOT OBTAINED 23 Check RCS Pressure - GREATER Increase RCS pressure to greater THAN 300 PSIG than 300 psig. IF RCP #1 seal D/P can NOT be maintained greater than 220 psid. THEN trip any running RCP.
24 Check RCP Status - ANY RCP Verify natural circulation (Refer RUNNING to ATT-13.0. ATTACHMENT NC). IF natural circulation NOT verified.
THEN increase dumping steam.
25 Monitor RCS Temperature - Control S/G ARVs to stabilize RCS STABLE OR DECREASING temperature. IF S/G ARVs do NOT provide adequate cooling. THEN perform the following:
- a. Initiate S/G blowdown from both S/IGs.
- b. Maintain both S/G levels stable by controlling AFW flow.
IEON: TITLE:
-ELEC.3 lLOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV: 13
. 3500°F) lPAGE 19 of 28 STP ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINEDl 26 Check VCT Makeup System:
- a. Ensure the following:
- 1) RMW mode selector switch in AUTO
- 2) RMW control armed - RED LIGHT LIT
o Level GREATER THAN 20%
Manually increase VCT makeup
-OR- flow as follows:
o Level - STABLE OR INCREASING 1) Ensure BA transfer pumps and RNW pumps running.
- 2) Adjust RMW flow control valve, HCV-lll, to increase RMW flow.
- 3) Adjust boric acid flow to maintain required concentration.
IF VCT level can NOT be maintained, THEN refer to ER-CVCS.1. REACTOR MAKEUP CONTROL MALFUNCTION, if necessary.
ETITLE:
LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV: 13 APKELEC.3 350F)
. __PAGE 20 of 28.
STP ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED 27 Check Charging Pump Suction Aligned To VCT:
- a. VCT level - GREATER THAN 20% a. IF VCT level can NOT be maintained greater than 5%. THEN perform the following:
- 1) Ensure charging pump suction aligned to RWST o LCV-112B open o LCV-112C closed
- 2) Continue with Step 28. WHEN VCT level greater than 20%.
THEN do Step 27b.
- b. Align charging pumps to VCT o LCV-112C open o LCV-112B closed
r I 1EON: TITLE:
ELC3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV. 13 AP-ELEC .3 3500 an
,
350 FPAGE 21 of 28 ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 28 Check CVCS Operation:
- a. Charging pumps - AT LEAST ONE a. Perform the following:
RUNNING
- 1) Start one charging pump (75 kw).
- 2) Establish greater than 20 gpm charging line flow.
- b. Check letdown indications: b. Perform the following:
o Check PRZR level - GREATER 1) Close letdown isolation.
THAN 13% AOV-427.
o Letdown flow - AT EXPECTED 2) Close letdown orifice valves FLOW FOR PLANT CONDITIONS (AOV-200A, AOV-200B, and
/ AOV-202) o Letdown flow - STABLE
- 3) Close letdown isolation, AOV-371.
- 4) Close charging flow control valve, HCV-142 WHILE adjusting charging pump speed to maintain:
o RCP labyrinth seal D/P between 15 inches and 80 inches o PRZR level at desired level
- 5) IF PRZR level greater than 13%, THEN go to Step 29. IF NOT. THEN continue with Step 31. WHEN PRZR level greater than 13%. THEN do Steps 29 and 30.
- c. Adjust charging pump speed and HCV-142 to restore PRZR level and labyrinth seal D/P
- d. Go to Step 30
lEOP: TITLE:
E LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV: 13 K 350 F)PAGE 22 of 28 ACTION/EXPECTED RESPONSE P
29 Establish Normal Letdown IF normal letdown can NOT be (Refer to ATT-9.0, ATTACHMENT established. THEN establish excess LETDOWN) letdown. (Refer to ATT-9.1.
ATTACHMENT EXCESS L/D) 30 Verify PRZR Heaters Restored: IF PRZR heaters required. THEN perform the following:
o PRZR proportional heater breaker
- CLOSED a. Verify adequate D/G capacity available for PRZR heaters (400 o PRZR backup heater breaker - kw each bank).
RESET/IN AUTO
- b. Reset and close PRZR proportional heater breaker if necessary.
- c. Reset PRZR backup heater breaker and return to AUTO if necessary.
SP ACTION/EXPECTED RESPONSE l lRESPONSE NOT OBTAINED
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- CAUTION ANYTIME EMERGENCY DIGS ARE THE ONLY SOURCE OF AC POWER TO THE PLANT, PERSONNEL SHOULD BE ASSIGNED TO MAINTAIN SURVEILLANCE OF THE D/GS.
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- NOTE: Check ITS section 3.8 for limiting conditions for operation.
31 Restore Normal Electric System Alignment:
- a. Verify circuit 767 and/or 751 - a. Continue with Step 33. WHEN AVAILABLE offsite power available, THEN do Steps 31b. c. d and 32.
- b. Restore power to non-faulted buses 12A and/or 12B (Refer to ER-ELEC.1. RESTORATION OF OFESITE POWER)
- c. Verify all AC bus normal feed c. Restore all AC busses and MCCs breakers - CLOSED to normal power supply (Refer to ER-ELEC.1. RESTORATION OF
. Bus 13 OFESITE POWER)
. Bus 14
. Bus 15
. Bus 16
- Bus 17
. Bus 18
- d. Stop any unloaded emergency DIG and place in standby (Refer to T-27.4. DIESEL GENERATOR OPERATION)
r I JEOP: TITLE:
REV: 13 A-ELEC.3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW I ~3500 F) PAGE 24 of 28 ACTION/EXPECTED RESPONSE SP lRESPONSE NOT OBTAINED 32 Check If An RCP Should Be Started:
- a. Check the following: a. Go to Step 33.
o Both RCPs - OFF o RCP operation - DESIRED
- b. RCS pressure - APPROXIMATELY b. Control PRZR heaters and/or 325 PSIG charging pump speed to restore RCS pressure to 325 psig.
- c. Check PRZR level - LESS THAN 38% c. Verify S/G temperature (obtained locally in CNMT at S/G handhole) less than RCS cold leg temperature. IF NOT, THEN go to Step 33.
THEN continue to monitor natural
- 1) Establish conditions for circulation conditions (Refer to starting an RCP ATT-13.0. ATTACHMENT NC).
a) Bus 1lA or l1B energized b) Refer to ATT-15.O.
ATTACHMENT RCP START
- 2) Start one RCP 33 Check RCS Temperature - Adjust RCS cooling to stabilize RCS STABLE OR DECREASING temperature.
. S/G steaming
- S/G feeding
- RHR cooling
EOP: TITLE:
J ELEC3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV: 13
- C l 350F) lPAGE 25 of 28 SP ACTION/EXPECTED RESPONSE l lRESPONSE NOT OBTAINED 34 Establish Normal Shutdown Alignment:
- a. Verify turning gear oil pump - a. IF turbine oil system operation RUNNING required. THEN perform the fo lowing:
- 1) Manually start turning gear oil pump (42 kw).
- 2) Dispatch AO to place turbine on turning gear if desired (36 KW).
- b. Verify main generator - b. Perform the following:
DEPRESSURIZED
- 1) Manually start the HP seal oil backup pump
- 2) Dispatch AO to locally perform the following:
o Verify proper operation of the sea1 oil system (Refer to T-34B. GENERATOR SEAL OIL SYSTEM NORMAL OPERATION).
o Ensure bearing drain vapor extractor running.
o Ensure main lube oil reservoir vapor extractor running.
- c. Check RCS temperature - LESS c. Perform the following:
THAN 135 0F
- 1) Ensure one Rx compartment cooling fan running (23 kw).
- 2) Ensure one control rod shroud fan running (45 kw).
- d. Dispatch AO to ensure one waste gas compressor in service
STP ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINEDI 35 Restore Equipment Alignment:
fan - RUNNING
- b. Verify annunciator L-1. AUX BLDG b. IF bus 11A or l1B energized, VENT SYSTEM CONTROL PANEL - THEN dispatch AO to restore AUX EXTINGUISHED BLDG ventilation (Refer to T-35A, AUX AND INTERMEDIATE BUILDING VENTILATION STARTUP AND SHUTDOWN)
- c. Check radiation monitoring c. Perform the following:
systems:
- 1) Restore sample pumps and o CNMT vent sample pump - radiation monitors.
RUNNING
- 2) Restart CNMT purge or o Plant vent sample pump - mini-purge if desired.
RUNNING o All area and process monit6rs operating as required
- d. Verify adequate electric driven d. Dispatch AO to locally start air compressor(s) - RUNNING additional air compressors if desired.
- e. IF desired. THEN secure diesel air compressor (Refer to T-2F.
BACKUP AIR SUPPLY)
- f. Verify MCC G - ENERGIZED f. Manually close breaker.
- g. Ensure motor fire pump breaker -
CLOSED
- h. Verify control board valve h. Manually align valves as alignment - NORMAL (Refer to necessary.
0-6.13, DAILY SURVEILLANCE LOG)
lEOP: TITLE:
s-EL LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW REV: 13 EC.3 300 F)PAGE 27 of 28 ACTION/EXPECTED RESPONSEED 36 Check Status Of DC System Loads:
OFF
IF not running, THEN start pump from MCB.
pumps - OFF NOTE: Inst Bus C provides power to all MCB manual controllers.
37 Check Status Of Battery Chargers:
- a. Battery Chargers A OR Al - a. IF BOTH battery chargers are ENERGIZED (Annunciator J-15, deenergized. THEN direct the BATTERY CHRGR FAILURE OR PA Electricians to crosstie TSC INVERTER TROUBLE, extinguished) battery charger to main battery A (Refer to ATT-24.0.
ATTACHMENT TRANSFER BATTERY TO TSC)
- b. Battery Chargers B OR Bi - b. IF BOTH battery chargers are ENERGIZED (Annunciator J-15. deenergized. THEN direct the BATTERY CHRGR FAILURE OR PA Electricians to crosstie TSC INVERTER TROUBLE, extinguished) battery charger to main battery B (Refer to ATT-24.0.
ATTACHMENT TRANSFER BATTERY TO TSC).
STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 38 Verify Offsite Power - Continue attempts to restore RESTORED offtite power (Refer to ER-ELEC.1.
RESTORATION OF OFFSITE POWER).
39 Reset UV relay targets on undervoltage cabinets
. Bus 14
. Bus 16
- Bus 17
. Bus 18 40 Evaluate MCB Annunciator Status (Refer to AR Procedures) 41 Notify Higher Supervision NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION, for reporting requirements.
42 Return To Procedure Or Guidance In Effect
-END-
AP-ELEC.3 APPENDIX LIST TITLE
- 1) ATTACHMENT RCP START (ATT-15.0)
- 2) ATTACHMENT NC (ATT-13.0)
- 3) ATTACHMENT D/G STOP (ATT-8.1)
- 4) ATTACHMENT TRANSFER BATTERY TO TSC (ATT-24.0)
- 5) ATTACHMENT EXCESS L/D (ATT-9.1)
- 6) ATTACHMENT LETDOWN (ATT-9.0)
EOP: 11111:
iT REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 1 of 21 GINNA STATION CONTROLLED COPY NUMBER O23 RESPONSIBLE AGER EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
EOP: TITLE: REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 2 of 21 A. PURPOSE - This procedure provides actions to respond to a loss of AC Emergency Bus 14 or Bus 16.
B. ENTRY CONDITIONS/SYMPTOMS
- 1. ENTRY CONDITIONS - This procedure is entered from:
- a. N/A
- 2. SYMPTOMS - The symptoms of a LOSS OF SAFEGUARDS BUS 14/16 are;
- a. Annunciator J-7, 480V MAIN OR TIE BREAKER TRIP, lit, or
- b. Annunciator J-29, 480V TRANSFORMER BREAKER TRIP, lit, or
- c. Annunciator L-7, BUS 16 UNDER VOLTAGE SAFEGUARDS, lit, or
- d. Annunciator L-14, BUS 14 UNDER VOLTAGE SAFEGUARDS, lit.
EOP: TIRE:
llREV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 3 of 21 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- CAUTION o IF A LOSS OF BUS 12A OR 12B HAS OCCURRED, THEN AP-ELEC.1, LOSS OF 12A AND/OR 12B BUSSES. SHOULD BE PERFORMED.
o OBSERVE D/G LOADING LIMITS OF 2300 KW FOR 1/2 HOUR. 2250 KW FOR 2 HOURS.
AND 1950 KW FOR CONTINUOUS SERVICE.
- * * * * * * * * * * * * * * * . * * * * * * * * * * * * * * * * * * * * * * *
- NOTE: Conditions should be evaluated for site contingency reporting (Refer to EPIP-1.O. GINNA STATION EVENT EVALUATION AND CLASSIFICATION).
- 1 Monitor Tavg
- a. Place Rods in MANUAL
- b. Manually move control rods to control Tavg 2 Verify Emergency D/G Manually start D/G(s) associated Associated With Affected Bus with affected bus. (Refer to
- RUNNING ER-D/G.1, RESTORING D/Gs) o Bus 14 - D/G A o Bus 16 - D/G B
EOP: TITLE:
REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16
. . PAGE 4 of 21l
-
ACTION/EXPECTED RESPONSE P R E NOT OBTAINEDl 3 Verify Both Trains Of AC IF Bus 14 AND Bus 16 are Emergency Busses Energized To deenergized, THEN go to ECA-O.O, At Least 420 VOLTS: LOSS OF ALL AC POWER.
o Bus 14 and Bus 18 IF one train deenergized. THEN perform the following:
o Bus 16 and Bus 17
- a. Ensure DIG aligned for unit operation o Mode switch in UNIT o Voltage control selector in AUTO
- b. Check D/G running.
IF NOT, THEN perform the following:
- 1) Depress D/G FIELD RESET pushbutton
- 2) Depress DIG RESET pushbutton
- 3) Start DIG
- 4) IF D/G will NOT start. THEN dispatch AO to locally start DIG. (Refer to ER-D/G.1.
RESTORING D/Gs)
- c. Adjust DIG voltage to approximately 480V.
- d. Adjust DIG frequency to approximately 60 Hz.
EOP: TIE:EV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 5 of 21 ACTION/EXPECTED RESPONSE l[RESPONSE STP NOT OBTAINED
- * * * * * * * * * * * * * * * * *
- a * * * * * * * * * * * * * * * * * * *
- CAUTION IF CCW FLOW TO A RCP IS INTERRUPTED FOR GREATER THAN 2 MINUTES OR IF EITHER RCP MOTOR BEARING TEMPERATURE EXCEEDS 2000F, THEN TRIP THE AFFECTED RCP.
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- 4 Verify CCW Pump Status
IF neither CCW pump can be started. THEN perform the following:
o IF reactor trip breakers closed, THEN:
- 1) Trip the reactor.
- 2) WHEN all E-0 Immediate Actions done, THEN trip BOTH RCP's.
- 3) Close letdown isolation.
AOV-427.
- 4) Close excess letdown.
HCV-123.
- 5) Pull stop BOTH CCW pumps.
- 6) Go to E-O. REACTOR TRIP OR SAFETY INJECTION.
o IF reactor trip breakers open. THEN:
- 1) Trip both RCPs.
- 2) Close letdown isolation, AOV-427.
- 3) Close excess letdown, HCV-123.
- 4) Pull stop BOTH CCW pumps.
- 5) Go to Step 5.
- b. Annunciator A-22, CCW PUMP b. Start second CCW pump (122 kw).
EXTINGUISHED
EOP: TITLE:
REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 6 of 21 ACTION/EXPECTED RESPONSE llRESPONSE SP NOT OBTAINED 5 Verify Charging Pump Status- Isolate letdown flowpaths AT LEAST ONE RUNNING
- a. Close letdown isolation, AOV-427.
- b. Close EXCESS LETDOWN HCV-123.
- c. Close loop A cold leg to EXCESS LETDOWN Rx. AOV-310.
6 Check MFW Regulating Valves - Perform the following:
RESTORING S/G LEVEL TO 52% IN AUTO a. Place affected SIG MEW regulating valve in MANUAL.
- b. Restore S/G level to 52%.
IF S/G level can NOT be controlled manually. THEN refer to AP-FW.l.
ABNORMAL MAIN FEEDWATER FLOW.
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REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 7 of 21 STEP ACTION/EXPECTED RESPONSERSPNEOTBAID 7 Verify Bus 14 - ENERGIZED TO Perform the following:
AT LEAST 420 VOLTS
- a. Close letdown isolation, AOV-427.
- b. IF steam dump is armed. THEN place STEAM DUMP MODE SELECTOR Switch to MANUAL.
- c. Ensure only one charging pump operating (75 kw).
- d. Transfer Inst Bus B to maintenance supply.
.e. Return steam dump to AUTO, if desired.
- f. Ensure the following equipment operating as necessary:
. CCW Pump B
. PRZR Backup Heaters
. CNMT Recirc Fans B and C
- .Boric Acid Pump B
. RMW Pump B N
. Reactor Compartment Cooling Fan B
. Penetration Cooling Fan B
- SEP cooling
- g. IF Bus 14 can NOT be energized.
THEN:
o Provide alternate room cooling for D/G A.
o Cross-connect D/G B fuel oil transfer pump to D/G A (Refer to ER-D/G.1, RESTORING D/Gs).
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REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 8 of 21 STEP ACTION/EXPECTED RESPONSE - lRESPONSE NOT OBTAINED 8 Verify Bus 16 - ENERGIZED TO Perform the following:
AT LEAST 420 VOLTS
- a. Ensure the following equipment operating as necessary:
. CCW Pump A
- Charging Pump A
- PRZR Proportional Heaters
. CNMT Recirc Fans A and D
. Boric Acid Pump A
. RMW Pump A
- Reactor Compartment Cooling Fan A
. Penetration Cooling Fan A
- SFP cooling
- c. IF Bus 16 can NOT be energized.
THEN:
o Provide alternate room cooling for D/G B.
o Cross-connect D/G A fuel oil transfer pump to D/G B (Refer to ER-D/G.1, RESTORING DIGs).
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REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 9 of 21 STEP _ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: IF VCT level decreases to 5%. charging pump suction will swap to the RWST. This may required a load reduction.
9 Check VCT Makeup System:
- a. Ensure the following:
- 1) RMW mode selector switch in AUTO
- 2) RMW control armed - RED LIGHT LIT
o Level GREATER THAN 20%
Manually increase. VCT makeup
-OR- flow as follows:
o Level - STABLE OR INCREASING 1) Ensure BA transfer pumps and RMW pumps running.
- 2) Adjust RMW flow control valve. HCV-ll. to increase RMW flow.
- 3) Adjust boric acid flow to maintain required concentration.
IF VCT level can NOT be maintained, THEN refer to ER-CVCS.I. REACTOR MAKEUP CONTROL MALFUNCTION, if necessary.
EOP: TI: REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 10 of 21 ACTION/EXPECTED RESPONSE STEP RESPONSE NOT OBTAINED 10 Check Charging Pump Suction Aligned To VCT:
- a. VCT level - GREATER THAN 20% a. IF VCT level can NOT be maintained greater than 5%. THEN perform the following:
- 1) Ensure charging pump suction aligned to RWST o LCV-112B open o LCV-112C closed
- 2) Continue with Step 11. WHEN VCT level greater than 20%.
THEN do Step lob.
- b. Align charging pumps to VCT o LCV-112C open o LCV-112B closed
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REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 11 of 21 STEP ACTION/EXPECTED RESPONSE lRESPONSE NOT OBTAINEDl NOTE: When restarting equipment for recovery, it is preferable to start equipment on busses being supplied from offsite power.
11 Check CVCS Operation:
- a. Charging pumps - AT LEAST ONE a. IF charging pump(s) available, RUNNING THEN perform the following:
. RCP A. V-300A
. RCP B. V-300B
- 2) Start one charging pump (75 kw).
- 3) Establish greater than 20 gpm charging line flow.
IF NO charging pumps available.
THEN perform the following:
- 1) WHILE continuing in this procedure, perform actions of AP-CVCS.3. LOSS OF ALL CHARGING FLOW.
- 2) Go to Step 13.
- b. Charging line flow - GREATER b. Establish charging line flow to THAN 20 GPM REGEN Rx - GREATER THAN 20 GPN This Step continued on the next page.
EON: TITLE:
REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 12 of 21 STEPcACTION/EXPECTED RESPONSE S ENO E (Step 11 continued from previous page)
- c. Check letdown indications: c. Perform the following:
o Check PRZR level - GREATER 1) Close letdown isolation, THAN 13% AOV-427.
o Letdown flow - APPROXIMATELY 2) Close letdown orifice valves 40 GPM (60 GPM IE AOV-202 (AOV-200A. AOV-200B. and OPEN) AOV-202) o Letdown flow - STABLE 3) Close letdown isolation, AOV-371.
- 4) IF seal injection in service.
THEN close charging flow control valve HCV-142 WHILE adjusting charging pump speed to maintain:
o RCP labyrinth seal D/P between 15 inches and 80 inches o PRZR level at program
- 5) IF PRZR level greater than 13%. THEN go to Step 12. IF NOT, THEN continue with Step 14. WHEN PRZR level greater than 13%. THEN do Steps 12 and 13.
- d. Adjust charging pump speed and HCV-142 to restore PRZR level and labyrinth seal D/P
- e. Go to Step 13
EOP: TIME:
REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 13 of 21 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 12 Establish Normal Letdown IF normal letdown can NOT be (Refer to ATT-9.0, ATTACHMENT established. THEN establish excess LETDOWN) letdown. (Refer to ATT-9.1, ATTACHMENT EXCESS L/D) 13 Verify PRZR Heaters Restored: IF adequate D/G capacity available for PRZR heaters (400 kw each o PRZR proportional heater breaker bank). THEN perform the following:
- CLOSED
- a. Reset and close PRZR o PRZR backup heater breaker - proportional heater breaker if RESET. IN AUTO necessary.
- b. Reset PRZR backup heater breaker and return to AUTO if necessary.
IF adequate D/G capacity NOT available. THEN refer to ER-PRZR.1, RESTORATION OF PRZR HEATERS DURING BLACKOUT.
EOP: TITRE:
REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 14 of 21 STE P ACTION/EXPECTED RESPONSE IRESPONSE NOT OBTAINED 14 Verify Normal Rod Control Restored:
- a. Annunciator C-5. PPCS ROD a. IF alarm is due to a loss of SEQUENCE OR ROD DEVIATION - power to MRPI, THEN maintain EXTINGUISHED rods in manual AND minimize rod motion.
IF alarm is due to actual rod misalignment, THEN refer to AP-RCC.2, RCC/RPI MALFUNCTION, while continuing with this procedure.
- b. Annunciator E-28. POWER RANGE b. Perform the following:
ROD DROP ROD STOP - EXTINGUISHED
- 1) Place rods in MANUAL.
- 2) Reset NIS rod drop rod stop signals (at NIS racks) as necessary.
- c. Annunciator F-15. RCS TAVG DEV c. Go to step 15 40 F - EXTINGUISHED
- d. Place rods in AUTO, if desired
ACTIN/EPECED ESPOSE l ESPNSENOT OBTAINED I NOTE: With PRZR pressure controller 431K in manual, PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3) 15 Establish Stable Plant Conditions:
- a. Check Tavg - TRENDING TO TREE a. IF Tavg greater than Tref. THEN restore Tavg to Tref by one or more of the following:
. Insert control rods
- RCS boration IF Tavg less than Tref, THEN restore Tavg to Tref by one or more of the following:
- Withdraw control rods
- Reduce turbine load
- Dilution of RCS
- b. Check PRZR pressure - TRENDING b. Control PRZR pressure by one of TO 2235 PSIG IN AUTO the following:
. 431K in MANUAL
. Manual control of PRZR heaters and sprays IF PRZR pressure can NOT be controlled manually, THEN refer to AP-PRZR.1. ABNORMAL PRESSURIZER PRESSURE.
- c. Check PRZR level - TRENDING TO c. Perform the following:
PROGRAM IN AUTO CONTROL
- 1) Place affected charging pumps in MANUAL
- 2) Adjust charging pump speed to restore PRZR level to program.
IF PRZR level can NOT be controlled manually. THEN refer to AP-RCS.1. REACTOR COOLANT LEAK.
STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 16 Restore Normal Electric System Alignment:
- a. Verify all AC bus normal feed a. Perform the following:
breakers - CLOSED
- 1) Refer to AR-L-5 to reset a
- Bus 13 safeguards bus over current
- Bus 14 condition.
- Bus 15
- Bus 16 2) Restore non-faulted AC busses
- Bus 17 and MCCs to normal power
- Bus 18 supply (Refer to ER-ELEC.1, RESTORATION OF OFFSITE POWER)
- 3) IF normal power is restored to all AC emergency buses, THEN return to step 9. IF NOT. THEN go to step 17.
- b. Stop any unloaded emergency D/G and place in standby (Refer to T-27.4, DIESEL GENERATOR OPERATION)
- c. Restore D/G Fuel Oil Transfer System to normal alignment.
(Refer to ER-D/G.1. RESTORING D/Gs)
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REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 17 of 21 STEP ACTION/EXPECTED RESPONSERSPNEOTBAID 17 Establish Normal Plant Conditions:
- a. Verify 2 charging pumps - RUNNING a. Perform the following:
- 1) Manually start charging pumps as necessary.
- 2) Place one charging pump in AUTO, if desired.
- c. Check CCW pumps - ONLY ONE c. Locally verify two CCW pumps RUNNING running, THEN manually stop one pump.
- d. Check radiation monitoring d. Restore sample pumps and systems: radiation monitors as necessary.
(Refer to the ODCM).
o CNMT vent sample pump -
RUNNING o Plant vent sample pump -
RUNNING o All area and process monitors operating as required 18 Check Status Of DC System Loads:
OFF IN AUTO
IF not running, THEN start pump from MCB.
IF AC oil pump can NOT be started. THEN go to Step 19.
- 2) Stop TDAEW pump DC oil pump.
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REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 18 of 21 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: Inst Bus C provides power to all lCB manual controllers.
19 Check Status of Battery Chargers:
- a. Battery Chargers A OR Al - a. IF BOTH battery chargers are ENERGIZED (Annunciator J-15. deenergized, THEN direct the BATTERY CHRGR FAILURE OR PA Electricians to crosstie TSC INVERTER TROUBLE. EXTINGUISHED) battery charger to main battery A (Refer to ATT,-24.0.
ATTACHMENT TRANSFER BATTERY TO TSC).
- b. Battery Chargers B OR B1 - b. IF BOTH battery chargers are ENERGIZED (Annunciator J-15. deenergized. THEN direct the BATTERY CHRGR FAILURE OR PA Electricians to crosstie TSC INVERTER TROUBLE, EXTINGUISHED) battery charger to main battery B (Refer to ATT-24.0.
ATTACHMENT TRANSFER BATTERY TO TSC).
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REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 19 of 21 ACTION/EXPECTED RESPONSE SP RESPONSE NOT OBTAINED 20 Restore Equipment Alignment:
- a. Verify annunciator L-1. AUX BLDG a. Dispatch AO to restore AUX BLDG VENT SYSTEM CONTROL PANEL - ventilation (Refer to T-35A.
EXTINGUISHED AUX AND INTERMEDIATE BUILDING VENTILATION STARTUP AND SHUTDOWN)
- b. Restore affected bus equipment as power supply permits.
o SFP Cooling o Penetration cooling fans o Reactor compartment cooling fans o Hydrogen panel o PA system inverter (Battery Room A) o Auxiliary Bldg lighting (normal supply MCC D. manual throwover to MCC C)(switch at MCC C, locked valve key required) o Fire system (Refer to SC-3.16.2.3)
- c. Evaluate MCB annunciator status (Refer to AR Procedures)
- d. Verify control board valve - d. Manually align valves as alignment - NORMAL (Refer to necessary.
0-6.13, DAILY SURVEILLANCE LOG)
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REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 20 of 21 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 21 Establish Control System In Auto:
- a. Verify 431K in AUTO a. Place 431K in AUTO, if desired.
- b. Verify PRZR spray valves in AUTO b. Place PRZR spray valves in AUTO.
if desired.
- c. Verify PRZR heaters restored: c. Restore PRZR heaters, if desired.
o PRZR proportional heaters breaker - CLOSED o PRZR backup heaters breaker -
RESET, IN AUTO
- d. Verify one charging pump in AUTO d. Place one charging pump in AUTO.
if desired.
.e.Verify MEW regulating valves in e. Place MEW regulating valves in AUTO AUTO, if desired.
- f. Restore EH controls
- 1) Place in OP PAN, IMP OUT
- 2) Place load rate thumbwheel to 10%/hr
- 3) Match setter and reference
- g. Verify annunciator G-15. STEAM g. WHEN Tavg within 50 E of Tref.
DUMP ARMED - EXTINGUISHED THEN perform the following:
- 1) Ensure steam dump valves closed
- 2) Reset steam dump
- h. Verify rods in AUTO h. Place rods in AUTO, if desired.
I. E I l EOP: TITE:
REV: 9 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 21 of 21 I J REPONS ACTIN/EXECTE l lRESPNSENOT OBTAINED I 22 Evaluate MCB Annunciator Status (Refer to AR Procedures)
NOTE: Refer to 0-9.3, NRC IMMEDIATE NOTIFICATION, for reporting requirements.
23 Verify emergency AC bus Return to Step 9 normal feed breakers closed o Bus 14 o Bus 16 24 Verify Inst Bus B on normal Place Inst Bus B on normal supply supply (Refer to ER-INST.3.INSTRUMENT BUS POWER RESTORATION).
25 Reset UV relay targets on undervoltage cabinets o Bus 14 o Bus 16 26 Notify Higher Supervision 27 Return To Procedure Or Guidance In Effect
-END-
I.
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REV: 9 A4 ELEC. 14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 1 of 1 AP-ELEC.14/16 APPENDIX LIST TITLE
- 1) ATTACHMENT TRANSFER BATTERY TO TSC (ATT-24.0)
- 2) ATTACHMENT EXCESS L/D -(ATT-9.1)
- 3) ATTACHMENT LETDOWN (ATT-9.0)
.EP: TITE: REV: 8 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 1 of 7 GINNA STATION CONTROLLED COPY NUMBER Cm3 RESPONSIBLBAGER I-a?,- EDATE EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
.EOP: TITLE: REV: 8 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 2 of 7
> A. PURPOSE - This procedure provides actions to respond to a loss of AC Emergency Bus 17 or Bus 18.
B. ENTRY CONDITIONS/SYMPTOMS
- 1. ENTRY CONDITIONS - This procedure is entered from:
- a. AP-SW.1, SERVICE WATER LEAK, if only one of I bus 17 or bus 18 is de-energized. l
- b. AP-SW.2, LOSS OF SERVICE WATER, if only one of I bus 17 or bus 18 is de-energized.
- 2. SYMPTOMS - The symptoms of a LOSS OF SAFEGUARDS BUS 17/18 are;
- a. Annunciator J-7, 480V MAIN OR TIE BREAKER TRIP, lit, or
- b. Annunciator J-29, 480V TRANSFORMER BREAKER TRIP, lit, or
- c. Annunciator L-15, BUS 17 UNDERVOLTAGE SAFEGUARDS, lit, or
- d. Annunciator L-23, BUS 18 UNDERVOLTAGE SAFEGUARDS, lit.
EOP: TITLE:
REV: 8 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 3 of 7 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- CAUTION o IF A LOSS OF BUS 12A OR 12B HAS OCCURRED. THEN AP-ELEC.1. LOSS OF 12A
- AND/OR 12B BUSSES. SHOULD BE PERFORMED.
o OBSERVE D/G LOADING LIMITS OF 2300 KW FOR 1/2 HOUR, 2250 KW FOR 2 HOURS.
AND 1950 KW FOR CONTINUOUS SERVICE.
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- NOTE: Conditions should be evaluated for site contingency reporting (Refer to EPIP-1.O. GINNA STATION EVENT EVALUATION AND CLASSIFICATION).
1 Verify Emergency D/G Manually start D/G(c) associated Associated With Affected Bus with affected Bus. (Refer to
- RUNNING . ER-D/G.1, RESTORING D/Gc) o Bus 18 - D/G A o Bus 17 - D/G B
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REV: 8 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 4 of 7 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 2 Verify Both Trains Of AC IF Bus 14 AND Bus 16 are Emergency Busses Energized To deenergized, THEN go to ECA-0.0, At Least 420 VOLTS: LOSS OF ALL AC POWER.
o Bus 14 and Bus 18 IF one train deenergized. THEN perform the following:
o Bus 16 and Bus 17
- a. Ensure D/G aligned for unit operation o Mode switch in UNIT o Voltage control selector in AUTO
- b. Check D/G running.
IF NOT, THEN perform the following:
- 1) Depress D/G FIELD RESET pushbutton
- 2) Depress D/G RESET pushbutton
- 3) Start D/G
- 4) IF D/G will NOT start. THEN dispatch AO to locally start D/G. (Refer to ER-D/G.1, RESTORING D/Gs)
- c. Adjust D/G voltage to approximately 480V.
- d. Adjust D/G frequency to approximately 60 Hz.
EOP TIRE:REV: 8 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 5 of 7 ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED STP 3 Verif Service Water System Operation:
- a. SW pumps - AT LEAST ONE RUNNING a. Perform the following:
IN EACH LOOP
- 1) Manually start SW pum s as o A or B pump in Loop A necessary (257 kw eacg).
o C or D pump in Loop B 2) IF adequate cooling can NOT be supplied to a running D7G THEN perform the following:
a) Pull stop affected D/G.
b) Immediately depress voltage shutdown pushbutton. -
c) Refer to ER-D/G.2.
ALTERNATE COOLING FOR EMERGENCY DIGs.
- 3) IF no SW pumps can be operated. THEN perform the following:
a) Trip the reactor b) WHEN all E-O Immediate Actions done, THEN trip BOTH RCPs c) Close letdown isol, AOV-427 d) Close excess letdown.
HCV-123.
e) Go to E-O. REACTOR TRIP OR SAFETY INJECTION
- 4) IF only one SW pump can be operated. THEN refer to AP-SW.2. LOSS OF SERVICE WATER.
- b. SW header pressure - GREATER b. Refer to AP-SW.1, SERVICE WATER THAN 40 PSIG IN EACH LOOP LEAK.
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REV: 8 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 6 of 7
_STEP _ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 4 Restore Normal Electric System Alignment:
- a. Verify all AC bus normal feed a. Perform the following:
breakers - CLOSED
- 1) Refer to AR-L-5 to reset
'a Bus 13 safeguards bus overcurrent 00 Bus 14 condition.
Bus 15 0 Bus 16 2) Restore all non-faulted AC Bus 17 busses and MCCs to normal 0 Bus 18 power supply (Refer to ER-ELEC.1, RESTORATION OF OFFSITE POWER)
IF normal power to all AC emergency buses can NOT be restored, THEN go to step 5.
- b. Stop any unloaded emergency D/G and place in standby (Refer to T-27.4, DIESEL GENERATOR OPERATION) 5 Restore Equipment Alignment:
PUMP RUNNING IN EACH LOOP o Pump A or B in Loop A o Pump C or D in Loop B
- b. Restore affected bus equipment as desired o MCC G o Intake Heaters o House Heating Boiler o Motor Fire Pump o Canal Sample Pump
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REV: 8 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 7 of 7 STEP ACTION/EXPECTED RESPONSE l RESPONSE NOT OBTAINED 6 Evaluate MCB Annunciator Status (Refer to AR Procedures)
NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION, for reporting requirements.
7 Verify Emergency AC Bus Return to Step 3 Normal Feed Breakers Closed
. Bus 17
- Bus 18 8 Reset UV relay targets on undervoltage cabinets
- Bus 17
. Bus 18 9 Notify Higher Supervision 10 Return To Procedure Or Guidance In Effect
-END-
EOP: TITLE: REV 7 AP-SW.2 LOSS OF SERVICE WATER PAGE 1 of 8 GINNA STATION CONTROLLED COPY NUMBER 2_3 RESPONSIBLBMANAGER
/ -a /-a 6d6S EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
I EOP: TIRE:
REV: 7 AP-SW.2 LOSS OF SERVICE WATER PAGE 2 of 8 A. PURPOSE - This procedure provides the necessary instructions to respond to a loss of service water pumps.
B. ENTRY CONDITIONS/SYMPTOMS
.1. ENTRY CONDITIONS - This procedure is entered from:
- a. AP-ELEC.17/18, LOSS OF SAFEGUARDS BUS 17/18.
- c. ER-SH.1, RESPONSE TO LOSS OF SCREENHOUSE, when at least one SW pump is lost.
- 2. SYMPTOMS - The symptoms of LOSS OF SERVICE WATER PUMPS are:
- a. AR-PPCS-P2160, SERVICE WATER PUMPS A & B HEADER, or
- b. AR-PPCS-P2161, SERVICE WATER PUMPS C & D HEADER, or
- c. Annunciator C-2, CONTAINMENT RECIRC CLRS WATER OUTLET HI TEMP 2170F, lit, or
- d. Annunciator C-10, CONTAINMENT RECIRC CLRS WATER OUTLET LO FLOW 1050 GPM, lit, or
- e. Annunciator H-6, CCW SERVICE WATER LOW FLOW 1000 GPM, lit, or
- f. Annunciator H-9, AUXILIARY FEED PUMP CLG WTR FLTR HI DIFF PRESS, lit, or
- g. Annunciator I-10, CW PUMP SEAL WATER LO FLOW, lit, or
- h. Annunciator J-4, GENERATOR ISOPHASE BUS COOLING SYSTEM, lit, or
- i. Annunciator J-9, SAFEGUARD BREAKER TRIP, lit, or
- j. Annunciator K-30, TURBINE PLANT SAMPLING RACK TROUBLE, lit.
EOP: TITLE: REV: 7 AP-SW.2 LOSS OF SERVICE WATER PAGE 3 of 8 STEP ACTION/EXPECTED RESPONSERSPNE OT BAI D 1 Verify 480V AC Emergency Ensure associated D/G(s) running Busses 17 and 18 - ENERGIZED and attempt to manually load busses 17 and/or 18 onto their respective D/G(s).
IF neither bus 17 nor bus 18 can be energized. THEN perform the following:
- a. Trip the reactor
- b. WHEN all E-O Immediate Actions done. THEN trip both RCPs
- c. Close letdown isol, AOV-427
- d. Close excess letdown,.HCV-123
- e. Go to E-O, REACTOR TRIP OR SAFETY INJECTION IF either bus 17 OR bus 18 is deenergized. THEN refer to AP-ELEC.17/18, LOSS OF SAFEGUARDS BUS 17/18.
EOP: TITLE: 7 AP-SW.2 LOSS OF SERVICE WATER PAGE 4 of 8 ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED STP
- 2 Verify SW Pump Alignment:
- a. Check at least one SW pump a. Perform the following:
running in each loop
- 1) Manually start SW pumps as
- A or B pump in loop A necessary (257 kw each).
- C or D pump in loop B
- 2) IF adequate cooling can NOT be supplied to a running D/G.
THEN perform the following:
a) Pull stop affected D/G b) Immediately depress voltage shutdown pushbutton
- 3) IF no SW pumps can be operated. THEN perform the following:
a) Trip the reactor b) WHEN all E-O Immediate Actions done. THEN trip BOTH RCPs c) Close letdown isol. AOV-427 d) Close excess letdown.
HCV-123 e) Go to E-O. REACTOR TRIP OR SAFETY INJECTION
- 4) IF only one SW pump can be operated. THEN go to step 3.
- 5) IF at least two SW pumps can be operated. THEN go to step 8.
- b. Return to procedure or guidance in effect
EOP: TITLE: REV: 7 AP-SW.2 LOSS OF SERVICE WATER PAGE 5 of 8 SOD RESPONSE NOT OBTAINED
-
3 Align Alternate Cooling To One D/G (Refer to ER-D/G.2, ALTERNATE COOLING EMERGENCY D/Gs):
o IF A or C SW Pump is operating, THEN align alternate cooling to D/G B
-OR-o IF B or D SW Pump is operating, THEN align alternate cooling to D/G A 4 Isolate SW To Non-Essential Loads
- a. Close screenhouse SW isolation valves
- MOV-4609
- MOV-4780
- b. Close air conditioning SW isolation valves
. MOV-4663
- MOV-4733
EOP: TITLE:
REV: 7 AP-SW.2 LOSS OF SERVICE WATER PAGE 6 of 8 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 5 Monitor Plant Equipment IF required, THEN reduce load as Cooled By SW - TEMPERATURES necessary to stabilize equipment STABLE temperatures (Refer to 0-5.1, LOAD REDUCTIONS, or AP-TURB.5. RAPID 00 Exciter LOAD REDUCTION)
MEP oil coolers 0 Instrument air compressors B Bus duct coolers 0 Seal Oil unit 0
Turbine lube oil cooler 0
CCW Hx a
SEP Hx 0
AFPs Condensate Pumps Secondary sample coolers 6 Notify Higher Supervision I
EOP: TITLE:
REV: 7 AP-SW.2 LOSS OF SERVICE WATER PAGE 7 of 8 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINEDI 7 Check SW System Status:
- a. Check SW loop header pressures: a. Locally isolate selected SW loads as desired (Refer to o PPCS SW low pressure alarm ATT-2.2. ATTACHMENT SW ISOLATION) status - NOT LOW
. PPCS point ID P2160
- PPCS point ID P2161 o Pressure in both loops -
STABLE OR INCREASING o Check SW loop header pressures - GREATER THAN 40 PSIG
- b. Check at least one SW pump b. Perform the following:
running in each loop:
- 1) Continue efforts to start at
. A or B pump in loop A least one SW pump in each
- C or D pump in loop B loop.
- 2) IF at least two SW pumps can be operated. THEN go to Step 8. IF NOT, THEN return to step 3.
8 Notify Higher Supervision 9 Select Operable SW Pumps For Refer to ITS LCO 3.7.8 Auto Start
EOP: TITLE: REV: 7 AP-SW.2 LOSS OF SERVICE WATER PAGE 8 of 8 ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED I SP 10 Evaluate MCB Annunciator Status (Refer to AR Procedures) 11 Return To Procedure or Guidance In Effect
-END-
EOP: TITLE: REV: 7 AP-SW.2 LOSS OF SERVICE WATER PAGE 1 of 1 AP-SW.2 APPENDIX LIST TITLE
- 1) ATTACHMENT SW ISOLATION (ATT-2.2)
KP-TURB.2 EOP: TITLE:
.
TURBINE LOAD REJECTION REV: 20 PAGE 1 of 12 GINNA STATION CONTROLLED COPY NUMBER 3_
l RESPONSIB MANAGER I -c26U EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
EOP: TITE:
REV: 20 U-TURB.2 TURBINE LOAD REJECTION PAGE 2 of 12 A. PURPOSE - This procedure provides the guidance necessary to control the plant during a transient resulting from an unanticipated turbine/secondary plant load decrease.
B. ENTRY CONDITIONS/SYMPTOMS
- 1. ENTRY CONDITIONS - This procedure is entered from:
- a. N/A
- 2. SYMPTOMS - The symptoms of TURBINE LOAD REJECTION are;
- a. Unexplained decrease in main generator output, lit, or
- b. Annunciator F-10, PRESSURIZER LO PRESS 2205 PSI, lit, or
- c. Annunciator F-15, RCS TAVG DEV 40 F, lit, or
- d. Annunciator F-30, OPAT TURBINE RUNBACK, lit, or
- e. Annunciator F-31, OTAT TURBINE RUNBACK, lit, or
- f. Annunciator G-15, STEAM DUMP ARMED, lit, or
- g. Annunciator I-30, TURBINE VALVES CHANNEL ALERT, lit, or
- h. Annunciator L-27, 34 KV BREAKER TRIP, lit.
EOP: TITLE:
REV: 2 0 AP-TURB.2 TURBINE LOAD REJECTION
. . PAGE 3 of 12.
ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED STP
- * * * * * * * * * * * * * * * *
- C* * * * * * * * * * * * * * * * * * * * *
- CAUTION ANY AT RUNBACK SIGNAL WILL BLOCK AUTO AND MANUAL OUT MOTION OF ROD CONTROL SYSTEM.
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- NOTE: The thumb rule for initial boron addition is -2 gal/% load reduction.
- 1 Monitor RCS Tavg Verify control rods responding in AUTO. IF NOT. THEN place rods to o Tavg - GREATER THAN 5450F MANUAL and adjust rods to restore Tavg within limits.
o Tavg - LESS THAN 5661F IF Tavg is outside limits AND can NOT be controlled, THEN trip the reactor and go to E-O. REACTOR TRIP OR SAFETY INJECTION.
2 Check Steam Dump Status: IF steam dump required but NOT operating, THEN perform the o Annunciator G-15. STEAM DUMP following:
ARMED - LIT
- a. Place STEAM DUMP MODE SELECTOR o Steam dump operating properly in Switch to MANUAL.
AUTO
- b. Place steam dump controller, HC-484. to MANUAL.
- c. Operate steam dump valves manually as necessary.
I
EOP: TIRE: REV: 20 AP-TURB.2 TURBINE LOAD REJECTION PAGE 4 of 12 ACTION/EXPECTED RESPONSE llRESPONSE SP NOT OBTAINEDlI 3 Verify Tavg - TRENDING TO TREF Place control rods to MANUAL and adjust control rods to restore Tavg to Tref.
NOTE: With PRZR pressure controller 431K in manual, PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3)
- 4 Monitor PRZR Pressure - Control PRZR pressure by one of the TRENDING TO 2235 PSIG IN AUTO following:
- 431K in MANUAL
. Manual control of PRZR heaters and sprays IF PRZR pressure can-NOT be controlled manually. THEN refer to
- AP-PRZR.1. ABNORMAL PRESSURIZER PRESSURE.
- 5 Monitor MFW Regulating Valves Perform the following:
- RESTORING S/G LEVEL TO 52%
IN AUTO a. Place affected S/G(s) MFW regulating valve in MANUAL
- b. Restore SIG level to 52%
IF S/G level can NOT be controlled manually. THEN refer to AP-FW.1.
ABNORMAL MAIN FEEDWATER FLOW.
EOP: TITLE:
REV: 20 AP-TURB.2 TURBINE LOAD REJECTION
. PAGE 5 of 12 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED
- 6 Monitor PRZR Level - TRENDING Perform the following:
TO PROGRAM IN AUTO CONTROL
- a. Place affected charging pumps in MANUAL
- b. Adjust charging pump speed to restore PRZR level to program IF PRZR level can NOT be controlled manually. THEN refer to AP-RCS.1.
REACTOR COOLANT LEAK.
7 Check Turbine Runback Criteria:
- a. Any AT annunciator - LIT a. Go to Step 8.
. F-30, OPAT TURBINE RUNBACK
. E-31. OTAT TURBINE RUNBACK
- b. AT runback occurringias required b. Place EH in MANUAL and reduce turbine load by 5% RTP every 30 seconds.
8 Check Turbine Power - STABLE Determine cause of continued power reduction and stabilize load if
- Setter possible.
. Control valve position
. Generator load
EOP: TITLE:
REV: 20 AP-TURB.2 TURBINE LOAD REJECTION PAGE 6 of 12 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED 9 Check Main Generator Load - IF load can NOT be stabilized above GREATER THAN 15 MW 15 MW. THEN trip turbine and go to AP-TURB.1. TURBINE TRIP WITHOUT RX TRIP REQUIRED, Step 1.
EOP: TITLE: REV: 20 AP-TURB.2 TURBINE LOAD REJECTION L PAGE 7 of 12 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: With PRZR pressure controller 431K in manual, PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3) 10 Establish Stable Plant Conditions:
- a. Tavg - TRENDING TO TREF a. IF Tavg greater than Tref. THEN restore Tavg to Tref by one or more of the following:
- Insert control rods
- RCS boration IF Tavg less than Tref, THEN restore Tavg to Tref by one or more of the following:
. Withdraw control rods
. Reduce Turbine Load
. Dilution of RCS
- b. PRZR pressure - TRENDING TO b. Control PRZR pressure by one of 2235 PSIG IN AUTO the following:
- 431K in MANUAL
- Manual control of PRZR heaters and sprays IF pressure can NOT be controlled manually. THEN refer to AP-PRZR.l. ABNORMAL PRESSURIZER PRESSURE.
- c. PRZR level - TRENDING TO PROGRAM c. Perform the following:
IN AUTO CONTROL
- 1) Place affected charging pumps in MANUAL
- 2) Adjust charging pump speed to restore PRZR level to program IF PRZR level can NOT be controlled manually, THEN refer to AP-RCS.1. REACTOR COOLANT LEAK.
This Step continued on the next page.
EOP: TIRE:
REV: 20 AP-TURB.2 TURBINE LOAD REJECTION PAGE 8 of 12 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED (Step 10 continued from previous page)
- d. MEW regulating valves - d. Perform the following:
RESTORING S/G LEVEL TO 52% IN AUTO 1) Place affected S/G(s) MFW regulating valve in MANUAL
- 2) Restore S/G level to 52%
IF S/G level can NOT be controlled manually. THEN refer to AP-FW.1, ABNORMAL MAIN FEEDWATER FLOW.
- e. Steam dump valves - CLOSED e. Perform the following:
- 1) Ensure proper operation of steam dump control system.
- 2) If either of the following occurs, THEN refer to AP-TURB.4, LOSS OF CONDENSER VACUUM o Condensate Temperature greater than 1000F (PPCS Point ID T2053)
-OR-o Condenser vacuum degrading (PPCS top menu condenser backprecsure)
l EOP: TITLE: REV: 20 AP-TURB.2 TURBINE LOAD REJECTION PE 20 PAGE 9'of 12 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 11 Verify Cause Of Turbine Load Attempt to determine and correct Rejection - IDENTIFIED cause of turbine load rejection.
ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINED STP 12 Establish Normal Plant Conditions:
- a. Verify 431K in AUTO a. Place 431K in AUTO, if desired.
- b. Verify PRZR spray valves in AUTO b. Place PRZR spray valves in AUTO.
if desired.
- c. Verify PRZR heaters restored: c. Restore PRZR heaters, if desired.
o PRZR proportional heaters breaker - CLOSED o PRZR backup heaters breaker -
RESET, IN AUTO
- d. Verify one charging pump in AUTO d. Place one charging pump in AUTO.
if desired.
- e. Verify MEW regulating valves in e. Place MEW regulating valves in AUTO AUTO, if desired.
- f. Restore EH controls
- 1) Place in OP PAN. IMP OUT
- 2) Place load rate thumbwheel to 10%/hour
- 3) Match setter and reference
- g. Verify steam dump controller, HC-484. in AUTO at 1005 psig
- h. Verify annunciator G-15. STEAM h. WHEN Tavg within 50 F of Tref.
DUMP ARMED - EXTINGUISHED THEN perform the following:
- 1) Ensure steam dump valves closed.
- 2) Reset steam dump.
- i. Verify Rods in AUTO i. Place Rods in AUTO, if desired.
This Step continued on the next page.
TITLE:
EOP EOP:TITLE:
REV: 20 AP-TURB.2 TURBINE LOAD REJECTION
. . PAGE 11 of 12 SE ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED (Step 12 continued from previous page)
J. Rod insertion limit alarms - J. IF any AT channel failed, THEN EXTINGUISHED determine actual RIL from the COLR. IF alarm valid, THEN borate as necessary and withdraw control rods to clear insertion limit alarms (refer to affected rod bank alarm response procedures if necessary).
- k. NIS PR AI - WITHIN +/- 5% OF k. Perform one or more of the TARGET VALUE following to restore AI to within limits:
- Borate RCS
- Dilute RCS
- Restore control rods to desired position 13 Check If PRZR Boron Should Be Mixed:
- a. Boration performed for load a. Go to Step 14.
injection
- b. Place PRZR backup heaters switch to ON 14 Evaluate MCB Annunciator Status (Refer to AR Procedures)
KU
EOP: TITLE:
REV: 20 AP-TURB.2 TURBINE LOAD REJECTION PAGE 12 of 12 STP ACTION/EXPECTED RESPONSE lRESPONSE NOT OBTAINED I NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION. for reporting requirements.
15 Notify Higher Supervision 16 Return To Procedure Or Guidance In Effect
-END-I
EDP: TITLE: REV: 20 ZP-TURB.2 TURBINE LOAD REJECTION
. B PAGE 1 of 1 AP-TURB.2 APPENDIX LIST TITLE
- 1) ATTACHMENT EXCESS L/D (ATT-9.1)