ML20217Q146

Rev 11 to AR-502, ICS J Annunciator Response

ML20217Q146
Person / Time
Site:	Crystal River
Issue date:	03/04/1998
From:	FLORIDA POWER CORP.
To:
References
AR-502, NUDOCS 9803110403
Download: ML20217Q146 (101)

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• Document Transmittal #: 89256 Date: 3/4/98 Tc:

Nhc 0 DESK)

MAC: N/A Destinatit

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Copy Copy Totals Document:

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Comment:

INFO CNTL MSTR AR0502 11 MINOR CHANGE 24 1

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instructions to the Addressee:

Please verify the document (s) received agrees with the above information.

Operations department must attach old document (s) or portims of document (s) superseded by the above to this transmittal.

Th3 signature indicates acknowledgment of receipt of the abcve document (s) and that documents have been updated. Retum signed and dated transmittal to Document Control within 15 working days of transmittal date to mail code:

NA1C Florida Power Corporation DoCurr,Jnt Control, NA1C Crystal River Energy Complex gV 15760 W. Power Line st.

d

,s Crystat Pfar, FL 34428-6708 Signature of Addressee:

Date:

9003110403 980304 yCR ADOCK 05000302 1

g s l

(MC) Rev. 11 Effective Date b INFORMATION O \\lLY ANNUNCIATOR RESPONSE AR-502 FLORIDA POWER CORPORATION CRYSTAL RIVER UNIT 3 ICS J ANNUNCIATOR RESPONSE APPROVED BY: Interpretation Contact bA n d %.fL 4x /Mr 1

(SIGNATURE ON FILE)

DATE:

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)

INTERPRETATION CONTACT: Manager, Nuclear Plant Opceations Support I

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TABLE OF CONTENTS

(_ /

SECTION PAGE 1.0 PURP0SE.................................................................

1

)

i

2.0 REFERENCES

1 2.1 IMPLEMEN17NG RE FE RE NCES............................................. 1 2.2 DEVELOPMENTAL REFERENCES............................................

1 3.0 PERSONNEL INDOCTRINATION................................................

1 4,0 INSTRUCTIONS............................................................

1 5.0 FOLLOW-UP ACTIONS.......................................................

1 ENCLOSURE 1

Annunciator Response............................................... 2 k.

s i

1 1

l AR-502 Rev. 11 Page i

)

4 1.0 PURPOSE 1.1 Establish a reference document for each Annunciator Window on the ICS-CY2 Lampbox.

1.2 Establish operator actions for valid Annunciator alarms on the ICS-CY2 Lampbox.

1.3 Establish a reference to other procedures which address operator actions for valid Annunciator alarms on the ICS-CY2 Lampbox.

2.0 REFERENCES

2.1 IMPLEMENTING REFERENCES 2.1.1 OP-301, Reactor Coolant System 2.1.2 OP-502, Control Rod Drive System 2.1.3 OP-503, Plant Computer 2.1.4 OP-507, Infrequent Operations of the ES and Reactor Protective S*

ems 2.1.5 AP-545, Plant Runback 2.1.6 E0P, Emergency Operating Procedure 2.2 DEVELOPMENTAL REFERENCE _5 2.2.1 INPO 90-021, Good Practice OP-217, Alarm Response Procedures 2.2.2 Annunciator Window Engraving Drawing E-224-048 3.0 PERSONNEL INDOCTRINATION 3.1 The Annunciator System is powered from VBDP-5 Breaker 28.

4.0 INSTRQCIJDNS 4.1 Respond to alarms on the ICS-CY2 Lampbox as indicated on, Annunciator Response.

5.0 FOLLOW-UP ACTIO._N5 O

None AR-502 Rev. 11 Page i

)

ENCLOSURE 1 (Page 1 of 97) k'4CIATOR RESPONSE ICS-J A ICS-CY2-01-01 3-01-01 WZZZZZ__

CHANNEL g

l TRIP 1

I EVENT POINT 1306 INDICATED CONDITION:

o DSS CHANNEL "A" TRIPPED.

REDUNDANT If.'DICATION WHICH WILL VERIFY ALARM:

o RCS PRESSURE >2450 PSIG AS SENSED BY RC-158-PT.

o RED TRIP LIGHT ON DSS MODULE IN ATWS LOGIC CABINET IN C EFIC ROOM.

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO EOP-02.

DISCUSSION:

BOTH CHANNELS OF DSS ARE REQUIRED TO BE TRIPPED TO ACTUATE DSS.

UPON DSS ACTUATION ROD GROUPS 5,6,7 AND ANY RODS ON THE AUX POWER SUPPLY WILL DROP INTO THE CORE.

TO RESET THIS CONDITION THE RESET PUSHBUTTON MUST BE DEPRESSED.

REFERENCES:

DRAWING 208-074 SHEET SP-01 SENSING ELEMENT: DSS K-1 RELAYS O

AR-502 Rev. 11 Page 2 l

s 4

e s

4 ENCLOSURE 1 (Page 2 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-01-01 J-01-01 i

l l

I I

CHANNEL TRIP I

i FNENT POINT 1318 INDICATED CONDITION:

o DSS CHANNEL "B" TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

1 o RCS PRESSURE >2450 PSIG AS SENSED BY RC-159-PT.

o RED TRIP LIGHT ON DSS MODULE IN ATWS LOGIC CABINET IN C EFIC ROOM.

OPERATOR ACTIONS FOR A VALID ALARM:

a REFER TO E0P-02.

DISCUSSION:

BOTH CHANNELS OF DSS ARE REQUIRED TO BE TRIPPED TO ACTUATE DSS.

UPON DSS ACTUATION ROD GROUPS 5,6,7 AND ANY RODS ON THE AUX POWER SUPPLY WILL DROP INTO THE CORE.

TO RESET THIS CONDITION THE RESET PUSHBUTTON MUST BE DEPRESSED.

REFERENCES:

DRAWING 208-074 SHEET SP-02 SENSING ELEMENT:

DSS K-I RELAYS AR-502 Rev. 11 Page 3

ENCLOSURE 1 (Page 3 of 97)

ICS-] ANNUNCIATOR RESPONSE ICS-CY2-01-02 J-01-02 DSS CHANNEL IN TEST EVENT POINT 1201 INDICATED CONDITION:

o DSS SYSTEM "A" IN TEST.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RED " TEST" LIGHT IS ON, LOCATED ON THE SYSTEM MONITORING CABINET.

OPERATOR ACTIONS FOR A VALID ALARM:

j l

o VERIFY DSS SYSTEM "A" REQUIRED TO BE IN TEST.

DISCUSSION:

DSS IS A TWO OUT OF TWO ACTUATION SYSTEM, WITH ONE DSS SYSTEM IN TEST THE DSS SYSTEM CANNOT ACTUATE.

REFERENCES:

DRAWING 208-074 SHEET SP-01 SENSING ELEMENT:

KA-1 RELAY AR-502 Rev. 11 Page 4

O ENCLOSURE 1 (Page 4 of 97) l ICS-J ANNUNCIATOR RESPONSE ICS-CY2-01-02 3-01-02 i

DSS CHANNEL IN TEST EVENT POINT 1234 INDICATED CONDITION:

o DSS SYSTEM "B" IN TEST.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RED " TEST" LIGHT IS ON, LOCATED ON THE SYSTEM MONITORING CABINET.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY DSS SYSTEM "B" REQUIRED TO BE IN TEST.

DISCUSSION:

DSS IS A TWO OUT OF TWO ACTUATION SYSTEM, WITH ONE DSS SYSTEM IN TEST THE DSS SYSTEM CANNOT ACTUATE.

REFEhENCES:

DRAWING 208-074 SHEET SP-02 SENSING ELEMENT:

KB-1 i

I AR-502 Rev. 11 Page 5 c

ENCLOSURE 1

(

(Page 5 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-01-03 J-01-03 ATWS TROUBLE EVENT POINT 1505 INDICATED CONDITION:

o ATWS CHANNEL "A" POWER FAILURE.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO ALARM OR INDICATING LICHTS ON ATWS CHANNEL A.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY ACDP-64 BREAKER 8 CLOSED.

l o NOTIFY I & C SHOP TO INVESTIGATE LOSS OF POWER.

l DISCUSSION:

ATWAS IS AN ENERGIZE TO ACTUATE SYSTEM, AND WILL NOT FUNCTION IN THIS l

CONDITION.

ATWAS IS COMPRISED OF TWO SUBSYSTEMS:

DSS - TRIPS ROD GROUPS 5, 6, AND 7 IF RCS PRESSURE EXCEEDS 2450 PSIG.

AMSAC-TRIPS THE TURBINE AND INITIATES EFIC IF: FEEDWATER FLOW IS <17%

i ON BOTH MAIN AND STARTUP FLOW TRANSMITTERS, AND REACTOR POWER IS 245% ON NI-15/14 ATWS (NI-15 ATWS CHANNEL A, NI-14 ATWS CHANNEL B).

REFERENCES:

DRAWING 208-074 SHEET SP-03 SENSING ELEMENT: AT-008 FS (POWER SENSING RELAY)

AR-502 Rev. 11 Page 6

(

,e 3 ENCLOSURE 1 i

)

(Page 6 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-01-03 J-01-03 i

ATWS TROUBLE j

EVENT POINT 1506 INDICATED CONDITION:

o ATWS CHANNEL "B" POWER FAILURE.

l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO ALARM OR INDICATING LIGHTS ON ATWS CHANNEL B.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY ACDP-64 BREAKER 16 CLOSED.

o NOTIFY I & C SHOP TO INVESTIGATE LOSS OF PONER.

DISCUSSION:

ATWS IS AN ENERGIZE TO ACTUATE SYSTEM, AND WILL NOT FUNCTION IN THIS CONDITION.

ATWS IS COMPRISED OF TWO SUBSYSTEMS:

DSS - ' RIPS ROD GROUPS 5, 6, AND 7 IF RCS PRESSURE EXCEEDS 2450 PSIG.

AMSAC-TRIPS THE TURBINE AND INITIATES EFIC IF: FEEDWATER FLOW IS <17%

ON BOTH MAIN AND STARTUP FLOW TRANSMITTERS, AND REACTOR POWER IS 245% ON NI-15/14 ATWS (NI-15 ATWS CHANNEL A, NI-14 ATWS CHANNEL B).

REFERENCES:

DRAWING 208-074 SHEET SP-03 SENSING ELEMENT: AT-008 FS (POWER SENSING RELAY)

()

AR-502 Rev. 11 Page 7

O' ENCLOSURE 1 (Page 7 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-01-03 J-01-03 l

i ATWS TROUBLE i

l EVENT POINT 1507 j

1 INDICATED CONDITION:

o ATWS POWER ON BATTERY BACKUP.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY ACDP-64 BREAKER 16 AND 8 CLOSED.

o NOTIFY I & C SHOP TO INVESTIGATE LOSS OF POWER.

DISCUSSION:

I ATWS BATTERY PROVIDES 30 MINUTES OF POWER TO THE CABINET, AND IS LOCATED IN THE "B" EFIC ROOM ATVS CABINET.

ATWS IS AN ENERGIZE TO ACTUATE SYSTEM, AND WILL NOT FUNCTION WHEN THE BATTERY HAS COMPLETELY DISCHARGED.

ATWS IS COMPRISED OF TWO SUBSYSTEMS:

DSS - TRIPS ROD GROUPS 5, 6, AND 7 IF RCS PRESSURE EXCEEDS 2450 PSIG.

AMSAC-TRIPS THE TURBINE AND INITIATES EFIC IF: FEEDWATER FLOW IS <17%

)

ON BOTH MAIN AND STARTUP FLOW TRANSMITTERS, AND REACTOR POWER IS 245% ON NI-15/14 ATWS (NI-15 ATWS CHANNEL A, NI-14 ATWS CHANNEL B).

REFERENCES:

DRAWING 208-074 SHEET SP-03 SENSING ELEMENT:

AT-008 FS (POWER SENSING RELAY)

AR-502 Rev. 11 Page 8

O ENCLOSUR U I

()

(Page 8 of 97) l l

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-01-05 J-01-05 CORE POWER

{

DISTRIBUTION TROUBLE 2

EVENT POINT 1986 l

INDICATED CONDITION:

o QUADRANT POWER TILT >3.329%

o QUADRANT POWER TILT >8%

{

o CONTROL ROD GROUP POSITION VIOLATES ROD INDEX LIMITS.

{

o POWER IMBALANCE EXCEEDS LIMITS.

j o REACTOR POWER >102% RTP.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o POWER DISTRIBUTION INDICATIONS.

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO CORE OPERATING LIMITS REPORT, COLR.

o REFER TO STS FOR OPERATIONAL ACTIONS REQUIRED.

o CONTACT THE REACTOR ENGINEER.

DISCUSSION:

THIS ALARM INDICATES THE PLANT COMPUTER SENSES CORE CONDITIONS OUTSIDE NORMAL BOUNDARIES.

REFERENCES:

SENSING ELEMENT: COMPUTER POINTS M-142, M-143, M-144, M-145, M-146 i

AR-502 Rev. 11 Page 9 i

ENCLOSURE 1 (Page 9 of 97) l ICS-J ANNUNCIATOR RESPONSE ICS-CY2-02-01 3-02-01

]{EZZZ-I g

PRESS l

LOW-LOW I

EVENT POINT 1363 l

INDICATED CONDITION:

o RCS LOOP "A" PRESSURE <1550 PSIG AS SENSED BY RC-3A-PS2.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM.

o RCS WIDE RANGE PRESSURE INDICATORS AND RECORDERS.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTICATE CAUSE OF PRESSURE DECREASE.

o CONTROL RCS PRESSURE USING MAKE/UP, LETDOWN, AND PRESSURIZER HEATERS.

DISCUSSION:

THIS ALARM INDICATES ES ACTUATION IS ABOUT TO OCCUR IF NOT BYPASSED.

REFERENCES:

DRAWING 208-047 SHEET RC-027 SENSING ELEMENT:

RC-3A-PS2 AR-502 Rev. 11 Page 10

g ENCLOSURE 1 (Page 10 of 97)

ICS-3 ANNUNCIATOR RESPONSE ICS-CY2-02-02 3-02-02 ROD HOLD STARTUP RATE HIGH EVENT POINT 0961 INDICATED CONDUTON:

o HIGH STARTUP RATE OF >2 DPM ON NI-1 OR NI-2, QB >3 DPM ON NI-3 OR NI-4.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o HIGH SUR ON STARTUP RATE INDICATORS NI-1-DNI, NI-2-DNI, NI-3-DNI, NI-4-DNI.

OPERATOR ACTIONS FOR A VALID ALARM:

o INSERT CONTROL RODS TO REDUCE STARTUP RATE.

o VERIFY NO POSITIVE REACTIVITY ADDITIONS IN PROGRESS.

o REFER TO EOP.

DISCUSSION:

THIS ALARM INDICATES THE CONTROL ROD WITHDRAWAL HAS BEEN INHIBITED.

THIS ALARM WILL CLEAR WHEN STARTUP RATE DROPS TO 1 DPM.

WHEN THE SOURCE RANGE RE-ENERGIZES FOLLOWING A REDUCTION IN POWER TO THE SOURCE RANGE THE VOLTAGE SPIKE OF NI-1 AND NI-2 WILL FLASH THIS ALARM.

REFERENCES:

CONTROL ROD DRIVE LOGIC DRAWINGS SENSING ELEMENT:

CONTROL ROD DRIVE RELAYS AR-502 Rev. 11 Page 11

O ENCLOSURE 1 (Page 11 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-02-03 3-02-03 CRD OUT INHIBIT EVENT POINT 1235 INDICATED CONDITION:

ANY ONE OF THE FOLLOWING:

-SOURCE RANGE STARTUP RATE >2 DPM

-INTERMEDIATE RANGE STARTUP RATE >3 DPM

-ICS IN AUTO WITH RX PWR >60% AND EITHER:

j SAFETY RODS NOT ON THE OUT LIMIT OR AN ASYMMETRIC ROD PATTERN EXISTS REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o OUT INHIBIT AMBER INDICATION ON DIAMOND CONTROL PANEL.

o ROD POSITION INDICATION ON DIAMOND CONTROL PANEL.

o STARTUP RATE INDICATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o IF AN ASYMMETRIC CONDITION EXISTS REFER TO AP-545.

o STOP POSITIVE REACTIVITY ADDITIONS AND REFER TO E0P.

DISCUSSION:

OUT MOTION OF THE CONTROL RODS IS INHIBITED IN AUTO OR MANUAL UNTIL THIS CONDITION IS CLEARED.

REFERENCES:

CONTROL ROD DRIVE DRAWINGS.

SENSING ELEMENT:

CONTROL ROD DRIVE INHIBIT RELAYS.

AR-502 Rev. 11 Page 12

ENCLOSURE 1 t

(Page 12 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-02-04 J-02-04 P

CRD ASYMMETRIC ALARM l

EVENT POINT 1242 INDICATED CONDITION:

o ONE OR MORE CONTROL RODS

>7" MISALIGNED FROM ITS RESPECTIVE GROUP AVERAGE.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OV o ASYMMETRIC ROD INDICATION ON DIAMOND CONTROL PANEL.

o >5.0% INDEX DIFFERENCE BETWEEN ONE OR MORE CONTROL RODS ON THE DIAMOND INDICATOR PANEL.

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-545.

o REFER TO OP-502 FOR RECOVERY OF MISALIGNED CONTROL RODS.

DISCUSSION:

ADDRESS STS REQUIREMENTS CONCERNING THIS CONDITION.

CONTROL ROD HEIGHT OF 7" IS EQUIVALENT TO 5.0% INDEX.

REFERENCES:

CONTROL ROD DRIVE DRAWINGS SENSING ELEMENT:

CONTROL R0D DRIVE ALARM RELAYS O

AR-502 Rev. 11 Page 13

ENCLOSURE 1 (Page 13 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-02-05 J-02-05 CRD POWER FAULT EVENT POINT 1236 1

INDICATED CONDITION:

o LOSS OF + OR - 24V LOGIC POWER SUPPLIES A/B.

o LOSS OF + OR - 24V SYSTEM POWER SUPPLIES A/B.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o LOSS OF POWER SUPPLY LIGHT ON DIAMOND CONTROL PANEL.

o LOCAL 24V POWER SUPPLY INDICATION IN THE CRD ROOM.

OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY ELECTRIC SHOP CONCERNING THIS CONDITION.

DISCUSSION:

THE LOSS OF A SINGLE 24V POWER WILL NOT EFFECT CRD OPERATION.

REFERENCES:

CONTROL ROD DRIVE SYSTEM DRAWINGS SENSING ELEMENT: CONTROL ROD DRIVE SYSTEM ALARM RELAY AR-502 Rev. 11 Page 14

m ENCLOSURE 1

.(

(Page 14 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-02-06 J-02-06 CRD AC DC BKR SHUNT TRIP LOSS OF PWR EVENT POINT 0790 INDICATED CONDITION:

o CRD SHUNT TRIP LOSS OF DC POWER.

i REDUNDANT INDICATION WHICH WILL VERIFY ALARi1:

i o WHITE POWER INDICATING LIGHT IS OFF, LOCATED ON THE SHUNT TRIP PANEL.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY DPDP-5B SWITCH 30 CLOSED.

o VERIFY DPDP-5A SWITCH 8 CLOSED.

DISCUSSION:

SHUNT TRIP IS AN ENERGIZE TO ACTUATE CIRCUIT.

THIS CONDITION WILL NOT ALLOW THE SHUNT TRIP DEVICES TO FUNCTION.

REFERENCES:

DRAWING 208-024 SHEET DR-03 SENSING ELEMENT:

KSTP-1 AR-502 Rev. 11 Page 15

C)

ENCLOSURE 1-(Page 15 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-03-01 J-03-01 PRESS l

g HIGH I

l EVENT POINT 1362 INDICATED CONDITION:

o LOOP "A" RCS PRESSURE >2255 PSIG AS SENSED BY RC-3A-PSI.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RCS PRESSURE INDICATORS AND RECORDERS.

o PRESSURIZER SPRAY VALVE, RCV-14, IN AUTO WILL STROKE TO 40% OPEN.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY PRESSURIZER HEATERS OFF.

o REFER TO OP-301 FOR RCS HIGH PRESSURE GUIDANCE.

DISCUSSION:

PRESSURIZER SPRAY VALVE OPENS AT 2205 PSIG AND CLOSES AT 2155 PSIG.

PORV OPENS AT 2450 PSIG AND CLOSES AT 2380 PSIG.

REACTOR TRIP ON HIGH RCS PRESSURE AT 2355 PSIG.

REFERENCES:

DRAWING 208-047 SHEET RC-027 SENSING ELEMENT: RC-3A-PS1 AR-502 Rev. 11 Page 16

1 ENCLOSURE 1 (Page 16 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-03-01 J-03-01 Z

ZZZZ PRESS l

HIGH 2,~

l EVENT POINT 1364 INDICATED CONDITION:

o LOOP "B" RCS PRESSURE >2255 PSIG AS SENSED BY RC-36-PS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RCS PRESSURE INDICATORS AND RECORDERS.

o PRESSURIZER SPRAY VALVE, RCV-14, IN AUTO WILL STROKE TO 40% OPEN.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY PRESSURIZER HEATERS OFF.

o REFER TO OP-301 FOR RCS HIGH FRESSURE GUIDANCE.

DISCUSSION:

PRESSURIZER SPRAY VALVE OPENS AT 2205 PSIG AND CLOSES AT 2155 PSIG.

PORV OPENS AT 2450 PSIG AND CLOSES AT 2380 PSIG.

REACTOR TRIP ON HICH RCS PRESSURE AT 2355 PSIG.

REFERENCES:

DRAWING 208-047 SHEET RC-027 SENSING ELEMENT:

RC-3B-PS i

AR-502 Rev. 11 Page 17

ENCLOSURE 1 (Page 17 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-03-02 J-03-02 RCS TuTEMP HIGH EVENT POINT 1369 INDICATED CONDITION:

o RCS OUTLET TEMPERATURE >605*F AS SENSED BY RC-4-TS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RC T, INDICATORS AND RECORDERS.

OPERATOR ACTIONS FOR A VALID ALARM:

o REDUCE Tcve TO NORMAL VALUE.

o REDUCE REACTOR POWER AS REQUIRED.

DISCUSSION:

REACTOR WILL TRIP WHEN Thot REACHES 618" F.

ADDRESS STS REQUIREMENTS CONCERNING THIS CONDITION, (DNB PARAMETERS).

REFERENCES:

DRAWING 208-047 SHEET RC-027 SENSING ELEMENT:

RC-4-TS O

AR-502 Rev. 11 Page 18

\\p)

ENCLOSURE 1 (Page 18 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-03-03 3-03-03 i

RCS FLOW LOW t

EVENT POINT 1366 INDICATED CONDITION:

o RCS LOOP "A" FLOW <95% FULL FLOW AS SENSED BY RC-14A-FS.

i l

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RC FLOW INDICATORS AND RECORDERS.

o RC PUMP AMPS NOT NORMAL.

o RC PUMP TRIP.

OPERATOR ACTIONS FOR A VALID ALARM:

o IF RC PUMP TRIPS REFER TO AP-545.

o IF Tave TRANSFERS STABILIZE RCS PRESSURE.

i DISCUSSION:

Tave WILL TRANSFER FROM THE LOOP WITH LOW FLOW AND WILL NOT TRANSFER BACK TO THAT LOOP.

REFERENCES:

DRAWING 208-047 SHEET RC-027 SENSING ELEMENT:

RC-14A-FS AR-502 Rev. 11 Page 19

~

/"~'

ENCLOSURE 1 (Page 19 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-03-03 J-03-03 i

RCS FLOVV LOVV EVENT POINT 1367 INDICATED CONDITION:

o RCS LOOP '"B" FLOW <95% FULL FLOW AS SENSED BY RC-14B-FS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RC FLOW INDICATORS AND RECORDERS.

o RC PUMP AMPS NOT NORMAL.

o RC PUMP TRIP.

OPERATOR ACTIONS FOP A VALID ALARM:

o IF RC PUMP TRIPS REFER TO AP-545.

o IF Tave TRANSFERS STABILIZE RCS PRESSURE.

DISCUSSION:

Tave WILL TRANSFER FROM THE LOOP WITH LOW FLOW AND WILL NOT TRANSFER BACK TO THAT LOOP.

i

REFERENCES:

DRAWING 208-047 SHEET RC-027 SENSING ELEMENT:

RC-148-FS l

AR-502 Rev. 11 Page 20

ENCLOSURE 1 g

(Page 20 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-03-03 J-03-03 RCS FLOW LOW EVENT POINT 1368 INDICATED CONDITION:

l o RCS TOTAL FLOW <95% FULL FLOW AS SENSED BY RC-13-FY1.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RC FLOW INDICATORS AND RECORDERS.

o RC PUMP AMPS NOT NORMAL.

o RC PUMP TRIP.

OPERATOR ACTIONS FOR A VALID ALARM:

o IF RC PUMP TRIPS REFER TO AP-545.

o IF Tave TRANSFERS STABILIZE RCS PRESSURE.

DISCUSSION:

Tave WILL TRANSFER FROM THE LOOP WITH LOW FLOW AND WILL NOT TRANSFER BACK TO THAT LOOP.

REFERENCES:

DPAWING 208-047 SHEET RC-027 SENSING ELEMENT:

RC-13-FY1 AR-502 Rev. 11 Page 21

~

( ]/

ENCLOSURE 1

(,

(Page 21 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-03-05 J-03-05 CRD CONTROL FAULT EVENT POINT 1237 INDICATED CONDITION:

o CRD VOLTAGE REGULATOR A/B OVERTEMP.

o R0D DRIVE MOTOR SUPPLIES BLOWER FAILURE.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o POWER SUPPLIES MOTOR FAULT LIGHTS ARE OFF, LOCATED ON THE DIAMOND ROD CONTROL PANEL.

OPERATOR ACTIONS FOR A VALID ALARM:

i o NOTIFY ELECTRIC SHOP.

l DISCUSSION:

THE VOLTAGE REGULATOR AND MOTOR COOLING FANS ARE LOCATED IN THE CRD ROOM.

THIS ALARM WILL ALSO BE RECEIVED WHENEVER A OR B CRD BREAKER IS OPEN. THIS CONDITION DE-ENERGIZES THE ALARM LOGIC WHICH WILL ACTUATE THE ALARM.

TO CLEAR, PRESS FAULT RESET PUSHBUTION

REFERENCES:

CONTROL ROD DRIVE DRAWINGS SENSING ELEMENT: CONTROL ROD DRIVE SYSTEM ALARM RELAYS AR-502 Rev. 11 Page 22

i ENCLOSURE 1 (Page 22 of 97)

ICS-J ANNUNCIATOR RESPONSE-ICS-CY2-04-01 J-04-01 REACTOR TRIP l

l l

1 I

I EVENT POINT 1244 INDICATED CONDITION:

o TRIP CONFIRM LOGIC (HOURGLASS) HAS BEEN SATISFIED VERIFYING THAT ROD AC AND DC BREAKERS ARE OPEN AND ALL RODS WILL BE DE-ENERGIZED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o ABSOLUTE ROD POSITION INDICATE CONTROL ROD GROUPS 1,2,3,4,5,6, AND 7 ARE FULLY INSERTED.

o LOCAL CRD BREAKER STATUS.

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO E0P-02.

DISCUSSION:

TRIP CONFIRM WILL ACTIVATE THE REACTOR TRIP LOCKOUT.

REFERENCES:

CONTROL ROD DRIVE DRAWINGS SENSING ELEMENT:

K-5 CONTROL ROD DRIVE RELAYS AR-502 Rev. 11 Page 23

l ENCLOSURE 1 (Page 23 of 97)

ICS-3 ANNUNCIATOR RESPONSE ICS-CY2-04-02 3-04-02 RCS PRESS LOW EVENT POINT 1361 INDICATED CONDITION:

o LOOP "A" RCS PRESSURE <2055 PSIG AS SENSED BY RC-3A-PY1-5.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RCS PRESSURE INDICATORS AND RECORDERS.

OPERATOR ACTIONS FOR A VALID ALARM:

o ENSURE ALL PRESSURIZER HEATERS ON.

o MANUALLY CLOSE PRESSURIZER SPRAY VALVE, RCV-14.

o CLOSE SPRAY BLOCK VALVE, RCV-13.

o CLOSE PORV BLOCK VALVE, RCV-11.

o REFER TO OP-301 FOR RCS LOW PRESSURE GUIDELINES.

DISCUSSION:

LOW PRESSURIZER TEMPERATURES CAN LEAD TO LOW RCS PRESSURE CCMDITIONS, LARGE PRESSURIZER INSURCES SHOULD BE AVOIDED.

REFERENCES:

DRAWING 208-047 SHEET RC-027 SENSING ELEMENT:

RC-3A-PY1-5 AR-502 Rev. 11 Page 24

l

- (Q ENCLOSURE 1

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(Page 24 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-04-02 3-04-02 RCS PRESS LOW EVENT POINT 1365 INDICATED CONDITION:

o LOOP "B" RCS PRESSURE <2055 PSIG AS SENSED BY RC-38-PY1-5.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RCS PRESSURE INDICATORS AN9 RECORDERS.

OPERATOR ACTIONS FOR A VALID ALARM:

o ENSURE ALL PiiSSURIZER HEATERS ON.

o MANUALLY CLOSE PRESSURIZER SPRAY VALVE, RCV-14.

o CLOSE SPRAY SLOCK VALVE, RCV-13.

o CLOSE PORV BLOCK VALVE, RCV-11.

o REFER TO OP-301 FOR RCS LOW PRESSURE GUIDELINES.

DISCUSSION:

LOW PRESSURIZER TEMPERATURES CAN LEAD TO LOW RCS PRESSURE CONDITIONS, LARGE PRESSURIZER INSURGES SHOULD BE AVOIDED.

REFERENCES:

DRAWING 208-047 SHEET RC-027 SENSING ELEMENT: RC-3B-PY1-5 AR-502 Rev. 11 Page 25

ENCLOSURE 1

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(Page 25 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-04-05 J-04-05 OPERATOR SEL C044PUTER ALARM EVENT POINT 0810 INDICATED CONDITION:

o OPERATOR SELECTED COMPUTER MONITORED PARAMETER IS IN ALARM.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o OBSERVATION OF COMPUTER POINT MONITORED USING FUNCTION 23 SELECTION 01 ON THE OPERATORS COMPUTER CONSOLE.

OPERATOR ACTIONS FOR A VALID ALARM:

o CORRECT ALARM CONDITION.

o REFER TO OP-503.

DISCUSSION:

THE OPERATOR SELECTED ALARM FUNCTION IS ACCOMPLISHED BY USING FUNCTION 23 ON THE OPERATORS COMPUTER CONSOLE. THIS FUNCTION ALLOWS MONITORING OF UP SEVERAL DIFFERENT COMPUTER POINTS SIMULTANEOUSLY. WHILE OBSERVING THESE POINTS THE CURRENT VALUES MAY BE UPDATED BY PRESSING THE ENTER KEY ON THE CONSOLE.

REFERENCE 3:

On SENSING ELEMENT: VARIOUS COMPUTER POINTS.

AR-502 Rev. 11 Page 26

ENCLOSURE 1 A

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ICS-J ANNUNCIATOR RESPONSE ICS-CY2-04-06 J-04-06 I

l I

I I

COMPUTER ALARM EVENT POINT 1914 INDICATED CONDITION:

o COMPUTER ALARMS HAVE NOT BEEN ACKNOWLEDGED FOR 15 MINUTES.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o COMPUTER ALARM SCREEN.

OPERATOR AGIONS FOR A VALID ALARM:

o ACKNOWLEDGE ALARM.

o REFER TO OP-503.

DISCUSSION:

REFERENCES:

SENSING ELEMENT:

COMPUTER ALARMS 6

AR-502 Rev. 11 Page 27

O MCLOSURE 1 (Page 27 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-01 J-05-01 l

l CHANNEL A l

TRIP l

EVENT POINT 0963 INDICATED CONDITION:

o RPS PROTECTIVE SUBSYSTEM No.1 AMBER LIGHT IS BRIGHT ON TOP OF ALL RPS CABINETS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

D o RPS TRIP BISTABLE SETPOINT EXCEEDED.

[V o RPS MODULE SWITCH NOT IN "0PERATE".

o RPS MODULE REMOVED.

o LOSS OF POWER TO RPS CHANNEL "A".

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF CHANNEL TRIP AND RESTORE AS REQUIRED.

DISCUSSION:

EXCEEDING THE SETPOINT FOR THE FOLLOWING MODULES WILL TRIP THE CHANNEL:

NUCLEAR OVERPOWER HIGH RB PRESS.

HIGH Thot HIGH RCS PRESS.

LOW RCS PRESS PWR/IMB/ FLOW PRESS / TEMP LOSS OF RC PUMPS PLACING THE FOLLOWING MODULES OUT OF " OPERATE" WILL TRIP THE CHANNEL 1 POWER RANGE TEST CONTACT MONITOR TEST TEMPERATURE TEST FLOW CHANNEL TEST RB HIGH PRESS TEST PRESSURE TEST REMOVING ANY OF THE FOLLOWING MODULES WILL TRIP THE CHANNEL 1 CONTACT MONITOR PWR/ PUMPS BS CONT MON AUX BS LCOP A SQ RT EXT PWR/IMB/ FLOW BS RB HI PRESS TOT FLOW BUFFER LOOP B SQ RT EXT PWR ENG TEST '#.T LIN AMP TOP ION CH PWR ENG DET P.S.

SUMMIN', AMP FUNCTION CEN LIN AMP BOT ION CH LOW PRESS BS 880 SIG CONVERT O

REFERENCES:

RPS AND NNI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 28

ENCLOSURE 1

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(Page 28 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-02 3-05-02 RPS CHANNEL A S/D BYPAUSS ACTUATED EVENT POINT 0964 INDICATED CONDITION:

o RPS CHANNEL "A" IN SHUTDOWN BYPASS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l o SHUTDOWN BYPASS KEY SWITCH POSITIONED TO BYPASS.

o SHUTDOWN BYPASS INDICATOR LIGHT IS BRIGHT.

i OPERATOR ACTIONS FOR A VALID ALARM:

o ENSURE PLANT CONDITIONS ARE SUCH THAT Sl!UTDOWN BYPASS MODE IS REQUIRED.

DISCUSSION:

WITH RPS CHANNEL IN SHUTDOWN BYPASS THE FOLLOWING TRIPS ARE BYPASSED:

PUMP POWER MONITOR LOW RCS PRESSURE VARIABLE LOW PRESSURE POWER IMBALANCE FLOW EFIC ACTUATION ON LOSS OF BOTH MAIN FEED PUMPS IS BYPASSED WITH THE RPS IN SHUTDOWN BYPASS.

REFER TO STS FOR ADMINISTRATIVE REQUIREMENTS.

REFERENCES:

RPS AND NNI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS O

AR-502 Rev. 11 Page 29

ENCLOSURE 1 O

(Page 29 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-03 J-05-03 RPS CHANNEL A BYPASSED EVENT POINT 0965 INDICATED CONDITION:

o RPS CHANNEL "A" IN BYPASS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

O-o KEY BYPASS SWITCH IN RPS CABINET IN BYPASS.

o RED MANUAL BY-PASS LIGHT IS BRIGHT, LOCATED ON OUTSIDE OF RPS CABINET.

o RED CHANNEL BYPASS LIGHT IS BRIGHT, LOCATED ON CHANNEL BYPASS MODULE.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY RPS CHANNEL IS REQUIRED TO BE BYPASSED.

DISCUSSION:

PLACING THIS CHANNEL IN BYPASS REMOVES ITS INPUT TO THE REACTOR TRIP CIRCUIT, AND THEREFORE PLACES RPS IN A TWO OUT OF THREE LOGIC TO TRIP THE REACTOR. THIS RESULTS IN LESS RELIABILITY.

PLACING A RPS CHANNEL IN BYPASS IS INTERLOCKED WITH ITS ASSOCIATED EFIC CHANNEL. IF ANOTHER EFIC CHANNEL IS IN A BYPASS CONSITION IT WILL

'UTOMATICALLY BE REMOVED FROM BYPASSED REGARDLESS OF THE POSITION OF ITS

' ASS KEY SWITCH.

ret 1 _NCES:

RPS AND NNI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 30 i

_j

ENCLOSURE 1 (Page 30 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-04 J-05-04 RPS CHANNEL A TROUBLE EVENT POINT 0966 INDICATED CONDITION:

o NI-l OR NI-5 DETECTOR POWER SUPPLY FAULT.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o VOLTAGE INDICATION ON POWER SUPPLIES IN RPS CABINET.

o NUCLEAR INSTR'JMENTS.

OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY I&C SHOP.

DISCUSSION:

{

NI-1 POWER SUPPLY IS OFF AND ITS ALARM DEFEATED WHEN >10% REACTOR POWER.

ADDRESS STS REQUIREMENTS CONCERNING THIS CONDITION.

i

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 31

ENCLOSURE 1 (Page 31 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-04 J-05-04 RPS CHANNEL A TROUBLE EVENT POINT 0967 INDICATED CONDITION:

o POSITIVE OR NEGATIVE 15V POWER SUPPLIES FAULT.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o VOLTAGE INDICATION ON POWER SUPPLIES.

o RED INDICATING LIGHT IS OFF, LOCATED ON POWER SUPPLY IN RPS CABINET.

OPERATOR ACTIONS FOR A VALID ALARM:

4 o VERIFY CABINET INPUT BREAKER CLOSED LOCATED IN TOP OF CABINET.

o VERIFY POWER AVAILABLE FROM VBDP-3 BKR 17.

o RESTORE POWER PER OP-507.

o NOTIFY I&C SHOP.

DISCUSSION:

A LOSS OF POWER FROM THE VBDP WILL TOTALLY DE-ENERGIZE THE RPS CABINET THIS WILL CAUSE THE RPS CHANNEL TO TRIP AND THE LOSS OF INDICATION AND CONTROL FROM ANY NUCLEAR INSTRUMENT LOCATED IN THAT CABINET.

ADDRESS STS REQUIREMENTS CONCERNING THIS CONDITION.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 32

(N ENCLOSURE 1

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(Page 32 of 97)

ICS-J ANNUNCIATOR RESPONSE lICS-CY2-05-04 J-05-04 RPS CHANNEL A TROUBLE EVENT POINT 0968 INDICATED CONDITION:

o RPS CABINET "A" FAN FAILURE.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM-O o "A" OR "B" CABINET COOLING FANS NOT RUNNING.

o AMBER INDICATING LIGHT IS BRIGHT ON OUTSIDE OF RPS CABINET.

i i

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY FAN INPUT BREAKER CLOSED LOCATED INSIDE OF CABINET.

o NOTIFY I&C SHOP.

DISCUSSION:

CONSIDERATION SHOULD BE GIVEN TO OPENING FRONT AND BACK RPS CABINET DOORS TO ALLOW THE CABINET TO STAY COOL DURING TIMES WHEN NO FANS ARE RUNNING.

HOWEVER, WITH THE REDUCED SHIELDING OF THE OPEN DOOR, RADIO FREQUENCY INTERFERENCE CAN POTENTIALLY CAUSE UNDESIRABLE AND UNPREDICTABLE EFFECTS ON THE SYSTEM OPERATION.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 33

i ENCLOSURE 1

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(Page 33 of 97)

ICS-3 ANNUNCIATOR RESPONSE lICS-CY2-05-04 J-05-04 9

RPS CHANNEL A TROUELE EVENT POINT 0969 INDICATED CONDITION:

o RPS CABINET "A" HIGH FLUX BISTABLE HAS TRIPPED.

l REDUNDANT INDICATION WHICH WILL VERIFY ALARM-l o REACTOR POWER EXCEEDS THE SETPOINT OF THE HIGH FLUX BISTABLE AS

{

INDICATED ON NI-5 TOTAL FLUX.

i o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

l o AM8ER PROTECTIVE SUBSYSTEM TRIP No.1 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT.NDICATING "A" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

TRIP SETPOINTS ARE SPECIFIED BY STS BASED ON RCP COMBINATION, AND OTHER CONDITIONS WHERE MORE RESTRICTIVE LIMITS APPLY.

O

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 34

O ENCLOSURE 1 (Page 34 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-04 J-05-04 RPS CHANNEL A TROUBLE EVENT POINT 0970 INDICATED CONDITION:

o RPS CABINET "A" FLUX / FLOW / IMBALANCE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o FLUX / FLOW / IMBALANCE IS OUT';IDE THE LIMITS OF THE GENERATED BARN CURVE.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.1 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "A" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE h7LL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

TRIP SETPOINTS ARE SPECIFIED BY STS BASED ON RCP COMBINATION AND OTHER CONDITIONS WHERE MORE RESTRICTIVE LIMITS APPLY.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS s

%.Y AR-502 Rev. 11 Page 35

/

ENCLOSL'RE 1

'g, (Page 35 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-04 J-05-04 RPS CHANNEL A TROUBLE EVENT POINT 0971 INDICATED CONDITION:

o RPS CABINET "A" PUMP POWER BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o TWO OR MORE REACTOR COOLANT PUMPS INDICATE <11':2 KW OR >I4,400 KW FROM THE REACTOR COOLANT PUMP POWER MONITOR.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o TWO OR MORE WHITE PUMP POWER MONITOR INDICATOR LIGHTS ARE BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.1 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "A" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 36

O TECLQ$URE 1 (Page 35 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-04 3-05-04 RPS CHANNEL A TROUBLE EVENT POINT 0972 INDICATED CONDITION:

o RPS CABINET "A" REACTOR COOLANT HIGH PRESSURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

/~

o REACTOR COOLANT PRESSURE IS >2355 PSIG.

s i

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.1 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "A" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS k

AR-502 Rev. 11 Page 37

ENCLOSURE 1

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(Page 37 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-04 J-05-04 RPS CHANNEL A j

TROUBLE EVENT POINT 0973 INDICATED CONDITION:

o RPS CABINET "A" REACTOR COOLANT LOW PRESSURE BISTABLE HAS TRIPPED.

1 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT PRESSURE IS <I800 PSIG.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.1 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "A" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS ' RIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT:

VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 38

j ENCLOSURE 1 (Page 38 of 97)

ICS-3 ANNUNCIATOR RESPONSE ICS-CY2-05-04 J-05-04 RPS CHANNEL A TROUBLE EVENT POINT 0974 INDICATED CONDITION:

o RPS CABINET "A" REACTOR COOLANT VARIABLE LOW PRESSURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT PRESSURE IS <(11.59 x Thot - 5037.8) PSIG.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.1 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "A" RPS IS TRIPPED.

l OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF Two OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RP5 AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 39

ENCLO3URE 1

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(Page 39 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-04 J-05-04 1

RPS CHANNEL A TROUBLE EVENT POINT 0975 INDICATED CONDITION:

o RPS CABINET "A" REACTOR COOLANT HIGH TEMPERATURE BISTABLE HAS TRIPPED.

i REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT Thot IS >618' F.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.1 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "A" RPS 13 TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 40

f-ENCLOSURE 1 (Page 40 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-04 3-05-04 RPS CHANNEL A TROUBLE EVENT POINT 0976 INDICATED CONDITION:

o RPS CABINET "A" REACTOR BUILDING HIGH PRESSURE 4 PSIG BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR BUILDING PRESSURE IS >4 PSIC.

o RED BISTABLE TRIP LIGHT IS ON.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.1 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "A" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS

,s U

AR-502 Rev. 11 Page 41

gg ENCLOSURE 1 i

I U

(Page 41 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-06 J-05-06 i

CRD l

BREAKER OPEN EVENT POINT 1240 INDICATED CONDITION:

o CONTROL ROD DRIVE 480V FEEDER BREAKER RX AUX BUS 3A UNIT 2D IS OPEN.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM o LOCAL BREAKER INDICATION IN THE UNIT 480V SWITCHGEAR ROOM.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF BREAKER OPENING.

DISCUSSION:

WITH THIS BREAKER OPEN NO "A" SIDE CRD BREAKERS WILL CLOSE.

i

REFERENCES:

DRAWING 208-024 SHEET DR-01 SENSING ELEMENT:

BREAKER CONTACTS AR-502 Rev. 11 Page 42

f-ENCLOSURE 1

. (

(Page 42 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-06 J-05-06 CRD BREAKER l

OPEN EVENT POINT 1241 i

INDICATEr r0NDITION:

o CONTROL ROD DRIVE 480V FEEDER BREAKER PLANT AUX BUS UNIT 3B IS OPEN.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

O V

o LOCAL BREAKER INDICATION IN THE UNIT 480V SWITCHCEAR ROOM.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF BREAKER OPENING.

DISCUSSION:

WITH THIS BREAKER OPEN NO "B" SIDE CRD BREAKERS WILL CLOSE.

REFERENCES:

DRAWING 208-024 SHEET DR-02 SENSING ELEMENT:

BREAKER CONTACTS AR-502 Rev. 11 Page 43

ENCLOSURE 1 (Page 43 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-06 J-05-06 l

l I

I CRD BREAKER t_

-ind xx EVENT POINT 1982 INDICATED CONDITION:

I o "A" CONTROL ROD DRIVE BREAKER IS OPEN.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o LOCAL BREAKER INDICATION IN THE CRD ROOM.

o RED BREAKER OPEN INDICATION ON OUTSIDE OF "A" RPS CABINET IS BRIGHT.

o RED BREAKER OPEN INDICATION ON REACTOR TRIP MODULE INSIDE "A" RPS CABINET IS BRIGHT.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE FOR OPEN BREAKER.

o CLOSE BREAKER LOCALLY.

DISCUSSION:

PRESSING " TRIP RESET" ON THE DIAMOND CONTROL PANEL WILL CLOSE THE BREAKER AS LONG AS SAFETY RODS ARE NOT WITHDRAWN.

>140gpm SW FLOW FROM CRDMs REQUIRED TO CLOSE BREAKER.

m

REFERENCES:

CRD DRAWINGS SENSING ELEMENT:

BREAKER CONTACTS AR-502 Rev. 11 Page 44

'O ENCLOSURE 1 (Page 44 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-06 J-05-06 CRD BREAKER OPEN EVENT POINT 1983 INDICATED CONDITION:

o "B" CONTROL ROD DRIVE BREAKER IS OPEN.

l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o LOCAL BREAKER INDICATION IN THE CRD ROOM.

o RED BREAKER OPEN INDICATION ON OUTSIDE OF "B" RPS CABINET IS BRIGHT.

o RED BREAKER OPEN INDICATION ON REACTOR TRIP MODULE INSIDE "B" RPS CABINET IS BRIGHT.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE FOR OPEN BREAKER.

o CLOSE BREAKER LOCALLY.

i DISCUSSION:

PRESSING " TRIP RESET" ON THE DIAMOND CONTROL PANEL WILL CLOSE THE BREAKER AS LONG AS SAFETY RODS ARE NOT WITHDRAWN.

>140 gpm SW FLOW FROM CRDMs REQUIRED TO CLOSE BREAKER

REFERENCES:

CRD DRAWINGS O

SENSING ELEMENT:

BREAKER CONTACTS AR-502 Rev. 11 Page 45

ENCLOSURE 1 g

(Page 45 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-06 J-05-06 l

l I

I CRD BREAKER 4

EVENT POINT 1984 1

INDICATED CONDITION:

o EITHER "C" COMTROL ROD DRIVE BREAKER IS OPEN.

j REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

bQ o LOCAL BREAKER INDICATION IN THE CRD ROOM.

o RED BREAKER OPEN INDICATION ON OUTSIDE OF "C" RPS CABINET IS BRIGHT.

o RED BREAKER OPEN INDICATION ON REACTOR TRIP MODULE INSIDE "C" RPS CABINET IS BRIGHT.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE FOR OPEN BREAKER.

o CLOSE BREAKER LOCALLY.

DISCUSSION:

PRESSING " TRIP RESET" ON THE DIAMOND CONTROL PANEL WILL CLOSE THE BREAKER AS LONG AS SAFETY RODS ARE NOT WITHDRAWN.

THE RED BREAKER OPEN INDICATION ABOVE THE RPS CABINET INDICATES THAT BOTH DC BREAKERS AND ALL ELECTRONIC TRIP DEVICES ARE OPEN. PRESSING FAULT RESET ON THE DIAMOND CONTROL PANEL WILL RESET THE ELECTRONIC TRIPS AND CAUSE THE RED LIGHT TO GO DIM.

>I40gpm SW FLOW FROM CRDMs REQUIRED TO CLOSE BREAKER

REFERENCES:

CRD DRAWINGS SENSING ELEMENT:

BREAKER CONTACTS AR-502 Rev. 11 Page 46

l O

ENCLOSURE 1 (Page 46 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-05-06 J-05-06 I

CRD BREAKER OPEN i

]

EVENT POINT 1985 INDICATED CONDI* ION:

o EITHER "D" CONTROL ROD DRIVE BREAKER IS OPEN.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

[V o LOCAL BREAKER INDICATION IN THE CRD ROOM.

o RED BREAKER OPEN INDICATION ON OUTSIDE "D" RPS CABINET IS BRIGHT.

o RED BREAKER OPEN INDICATION ON REACTOR TRIP MODULE INSIDE "D" RPS CABINET IS BRIGHT.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE FOR OPEN BREAKER.

o CLOSE BREAKER LOCALLY.

DISCUSSION:

PRESSING " TRIP RESET" GN THE DIAMOND CONTROL PANEL WILL CLOSE THE BREAKER AS LONG AS SAFETY RODS ARE NOT WITHDRAWN.

THE RED BREAKER OPEN INDICATION ABOVE THE RPS CABINET INDICATES THAT BOTH DC BREAKERS AND ALL ELECTRONIC TRIP DEVICES ARE OPEN. PRESSING FAULT RESET ON THE DIAMOND CONTROL PANEL WILL RESET THE ELECTRONIC TRIPS AND CAUSE THE RED LIGHT 10 GO DIM.

>140gpm SW FLOW FROM CRDMs REQUIRED TO CLOSE BREAKER

REFERENCES:

CRD DRAWINGS SENSING ELEMENT:

BREAKER CONTACTS AR-502 Rev. 11 Page 47

~

O, ENCLOSURE 1 (Page 47 of 97)

ICS-] ANNUNCIATOR RESPONSE ICS-CY2-06-01 3-06-01 CHANNEL B l

l TRIP l

I EVENT POINT 0977 INDICATED CONDITION:

o RPS PROTECTIVE SUBSYSTEM #2 AMBER LIGHT IS BRIGHT ON TOP OF ALL RPS CABINETS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RPS TRIP BISTABLE SETPOINT EXCEEDED.

u./

o RPS PODULE SWITCH NOT IN "0PERATE".

o RPS MODULE REMOVED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF CHANNEL TRIP AND RESTORE AS REQUIRED.

DISCUSSION:

EXCEEDING THE SETPOINT FOR THE FOLLOWING MODULES WILL TRIP THE CHANNEL:

NUCLEAR OVERPOWER HIGH RB PRESS.

HIGH Thot HIGH RCS PRESS.

LOW RCS PRESS PWR/IMB/ FLOW PRESS / TEMP LOSS OF RC PUMPS PLACING THE FOLLOWING MODULES OUT OF "0PERATE" WILL TRIP THE CHANNEL:

POWER RANGE TEST CONTACT MONITOR TEST TEMPERATURE TEST FLOW CHANNEL TEST RB HIGH PRESS TEST PRESSURE TEST REMOVING ANY OF THE FOLLOWING MODULES WILL TRIP THE CHANNEL:

CONTACT MONITOR PWR/ PUMPS BS CONT MON AUX BS LOOP A SQ RT EXT PWR/IMB/ FLOW BS RB HI PRESS TOT FLOW BUFFER LOOP B SQ RT EXT PWR ENG TEST CKT LIN AMP TOP ION CH PWR ENG DET P.S.

SUMMING AMP FUNCTION GEN LIG AMP BOT ION CH LOW PRESS BS 880 SIG CONVERT

REFERENCES:

RPS AND NNI DRAWINGS NJ SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 48

]

. ' ~

ENCLOSURE 1 (Page 48 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-06-02 J-06-02 RPS CHANNEL B S/D BYPASS ACTUATED EVENT POINT 0978 INDICATED CONDITION:

o RPS CHANNEL "B" IN SHUTDOWN BYPASS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o SHUTDOWN BYPASS KEY SWITCH POSITIONED TO BYPASS.

o SHUTDOWN BYPASS INDICATOR LIGHTS BRIGHT.

OPERATOR ACTIONS FOR A VALID ALARM:

o ENSURE PLANT CONDITIONS ARE SUCH THAT SHUTDOWN BYPASS MODE IS REQUIRED.

DISCUSSION:

WITH RPS CHANNEL IN SHUTDOWN BYPASS THE FOLLOWING TRIPS.ARE BYPASSED:

PUMP POWER MONITOR LOW RCS PRESSURE VARIABLE LOW PRESSURE POWER IMBALANCE FLOW EFIC ACTUATION ON LOSS OF BOTH MAIN FEED PUMPS IS BYPASSED WITH THE RPS IN SHUTDOWN BYPASS.

REFER TO STS FOR ADMINISTRATIVE REQUIREMENTS.

REFERENCES:

RPS AND NNI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 49

(~]

ENCLOSURE 1 9

(Page 49 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-06-03 J-06-03 RPS CHANNEL B BYPASSED EVENT POINT 0979 INDICATED CONDITION:

o RPS CHANNEL "B" IN BYPASS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o KEY BYPASS SWITCH IN RPS CABINET IN BYP/.SS.

o RED MANUAL BY-PASS LIGHT IS BRIGHT, LOCATED ON OUTSIDE OF RPS CABINET.

{

o RED CHANNEL BYPASS LIGHT IS BRIGHT. LOCATED ON CHANNEL BYPASS MODULE.

J OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY RPS CHANNEL IS REQUIRED TO BE BYPASSED.

DISCUSSION:

i WITH THE RPS CHANNEL IN BYPASS, THE CHANNEL WILL NOT INPUT TO THE CIRCUIT TO TRIP THE REACTOR.

PLACING A RPS CHANNEL IN BYPASS IS INTERLOCKED WITH IT'S ASSOCIATED EFIC CHANNEL. IF ANOTHER EFIC CHANNEL IS IN A BYPASS CONDITION IT WILL AUTOMATICALLY BE REMOVED FROM BYPASSED REGARDLESS OF THE POSITION OF IT'S BYPASS KEY SWITCH.

REFERENCES:

RPS AND NNI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 50

g ENCLOSURE 1 (Page 50 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-06-04 J-06-04 i

RPS CHANNEL B TROUBLE j

EVENT POINT 0980 l

INDICATED CONDITION:

o NI-2 OR NI-6 DETECTOR POWER SUPPLY FAULT.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o VOLTAGE INDICATION ON POWER SUPPLIES IN RPS CABINET.

o NUCLEAR INSTRUMENTS.

OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY I&C SHOP.

DISCUSSION:

NI-2 POWER SUPPLY IS OFF AND ITS ALARM DEFEATED WHEN >10% REACTOR POWER.

ADDRESS STS REQUIREMENTS CONCERNING THIS CONDITION.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 51

s ENCLOSURE 1

}

(Page 51 of 97) l ICS-J ANNUNCIATOR RESPONSE ICS-CY2-06-04 J-06-04 RPS CHANNEL B TROUBLE EVENT POINT 0981 INDICATED CONDITION:

o POSITIVE OR NEGATIVE 15V, POWER SUPPLIES FAULT.

l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

1

'd o VOLTAGE INDICATION ON POWER SUPPLIES.

i o RED INDICATING LIGHT IS OFF, LOCATED ON POWER SUPPLY IN RPS CABINET.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY CABINET INPUT BREAKER CLOSED LOCATED IN TOP OF CABINET.

o VERIFY POWER AVAILABLE FROM VBDP-4 BKR 17.

o RESTORE POWER PER OP-507.

o NOTIFY I&C SHOP.

DISCUSSION:

A LOSS OF POWER FROM THE VBDP WILL TOTALLY DE-ENERGIZE THE RPS CABINET.

THIS WILL CAUSE THE RPS CHANNEL TO TRIP AND THE LOSS OF INDICATION AND CONTROL FROM ANY NUCLEAR INSTRUMENT LOCATED IN THAT CABINET.

ADDRESS STS REQUIREMENTS CONCERNING THIS CONDITION.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 52

O ENCLOSURE 1 (Page 52 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-06-04 J-06-04 RPS CHANNEL B TROUBLE EVENT POINT 0982 INDICATED CONDITION:

o RPS CABINET "B" FAN FAILURE.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o "A" OR "B" CABINET COOLING FANS NOT RUNNING.

o AMBER INDICATING LIGHT IS BRIGHT ON OUTSIDE OF RPS CABINET.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY FAN INPUT BREAKER CLOSED LOCATED IN TOP OF CABINET.

o NOTIFY I&C SHOP.

DISCUSSION:

CONSIDERATION SHOULD BE GIVEN TO OPENING FRONT AND BACK RPS CABINET DOORS TO ALLOW THE CABINET TO STAY COOL DURING TIMES WHEN NO FANS ARE RUNNING.

HOWEVER, WITH THE REDUCED SHIELDING OF T!!E OPEN DOOR, RADIO FREQUENCY INTERFERENCE CAN POTENTIALLY CAUSE UNDESIRABLE AND UNPREDICTABLE EFFECTS ON THE SYSTEM OPEPATION.

REFERENCES:

RPS AND NI DRAWINGS

/'

SENSING ELEMENT: VARIOUS RPS CONTACTS

(

AR-502 Rev. 11 Page 53

,S ENCLOSURE 1 Q

(Page 53 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-06-04 J-06-04 RPS CHANNEL B TROUBLE EVENT POINT 0983 INDICATED CONDITION:

o RPS CABINET "S" HIGH FLUX BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

O o REACTOR POWER EXCEEDS THE SETPOINT OF THE HIGH FLUX BISTABLE AS INDICATED ON NI-6 TOTAL FLUX.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.2 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "B" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

1 o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

)

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

TRIP SETPOINTS ARE SPECIFIED BY STS BASED ON RCP COMBINATION AND OTHER CONDITIONS WHERE MORE RESTRICTIVE LIMITS APPLY.

l

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT:

VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 54

O-ENCLOSURE 1 (Pago 54 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-06-04 J-06-04 RPS l

CHANNEL B TROUBLE EVENT POINT 0984 INDICATED CONDITION:

o RPS CABINET "B" FLUX / FLOW / IMBALANCE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o FLUX / FLOW / IMBALANCE IS OUTSIDE THE LIMITS OF THE GENERATED BARN CURVE.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.2 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "B" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR KELL TRIP.

TRIP SETPOINTS ARE SPECIFIED BY STS BASED ON RCP COMBINATION AND OTHER CONDITIONS WHERE MORE RESTRICTIVE LIMITS APPLY.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 55

ENCLOSURE 1 (Page 55 of 97) 7CS-J ANNUNCIATOR RESPONSE ICS-CY2-06-04 J-06-04 l

RPS CHANNEL B j

TROUBLE EVENT POINT 0985 INDICATED CONDITION:

o RPS CABINET "B" PUMP POWER BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o TWO OR MORE REACTOR COOLANT PUMPS INDICATE <1152 KW OR >14.400 KW FROM THE REACTOR COOLANT PUMP POWER MONITOR.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o TWO OR MORE WHITE PUMP POWER MONITCR INDICATOR LIGHTS ARE BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No. 2 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "B" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 56

ENCLOSURE 1 (Page 56 of 97)

ICS-J AN UNCIATOR RESPONSE ICS-CY2-06-04 J-06-04 RPS CHANNEL B TROUBLE EVENT POINT 0986 INDICATED CONDITION:

o RPS CABINET "B" REACTOR COOLANT HIGH PRESSURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT PRESSURE IS >2355 PSIG.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER RPS PROTECTIVE SUBSYSTEM TRIP No.2 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "B" RPS IS TRIPPED.

I OPERATOR ACTIONS FOR A VALID ALARM:

1 o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 57

l O

ENCLOSURE 1

(

(Page 57 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-06-04 J-06-04 i

l RPS CHANNEL B TROUBLE EVENT POINT 0987 INDICATED CONDITION:

o RPS CABINET "B" REACTOR COOLANT LOW PRESSURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT PRESSURE IS <1800 PSIG.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No. 2 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "B" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

l DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS 4

AR-502 Rev. 11 Page 58 s

()

ENCLOSURE 1 (Page 58 of 97)

IC',-] ANNUNCIATOR RESPONSE ICS-CY2-06-04 3-06-04 L

PRS CHANNEL B TROUBLE EVENT POINT 0988 INDICATED CONDITION:

o RPS CABINET "B" REACTOR COOLANT VARIABLE LOW PRESSURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT PRESSURE IS <(11.59 x Thot - 5037.8) PSIG.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.2 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "B" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

I o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS 7-,)3 L

AR-502 Rev. 11 Page 59

l l

ENCLOSURE 1 (Page 59 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-06-04 J-06-04 RPS CHANNEL B TROUBLE EVENT POINT 0989 INDICATED CONDITION:

o RP5 CABINET "B" REACTOR COOLANT HIGH TEMPERATURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT Thot IS >618' F.

i o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

i o AMBER PROTECTIVE SUBSYSTEM TRIP No.2 Oh OUTSIDE OF EACH RPS CABINET IS j

BRIGHT INDICATING "B" RPS IS TRIPPED.

i OPERATOR ACTIONS FOR A VALID ALARM:

4 o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS O

AR-502 Rev. 11 Page 60

ENCLOSURE 1 (Page 60 of 97) l ICS-3 ANNUNCIATOR RESPONSE ICS-CY2-06-04 J-06-04 RPS CHANNEL B TROUBLE h

EVENT POINT 0990 INDICATED CdNDITION:

o RPS CABINET "B" REACTOR BUILDING 4 PSIG PRESSURE HIGH BISTABLE HAS 1 RIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR i'UILDING PRESSURE IS >4 PSIG.

o RED BISTAb.E TRIP LIGHT IS ON.

t o AMBER PROTECTIVE SUBSYSTEM TRIP No.2 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "B" RPS IS TRIPPED.

j OPERATOR ACTIONS FOR A VALID ALARM:

j o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

4 DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWING 3 SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 61

ENCLOSURE 1

)

(Page 61 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-01 J-07-01 i

RPS l

l CHANNEL C

{

g l

TRIP I

I EVENT POINT 0991 INDICATED CONDITION:

o RPS PROTECTIVE SUBSYSTEM No.3 AMBER LIGHT IS BRIGHT ON TOP OF ALL RPS i

CABINETS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

O o RPS TRIP BISTABLE SETPOINT EXCEEDED.

o RPS MODULE SWITCH NOT IN "0PERATE".

o RPS MODULE REMOVED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF CHANNEL TRIP AND RESTORE AS REQUIRED.

DISCUSSION:

EXCEEDING THE SETPOINT FOR THE FOLLOWING MODULES WILL TRIP THE CHANNFA:

NUCLEAR OVERPOWER HIGH RB PRESS.

HIGH Thot HIGH RCS PRESS.

LOW RCS PRESS PWR/IMB/ FLOW PRESS / TEMP LOSS OF RC PUMPS PLACING THE FOLLOWING MODULES OUT OF "0PERATE" WILL TRIP THE CHANNEL:

POWER RANGE TEST CONTACT MONITOR TEST TEMPERATURE TEST FLOW CHANNEL TEST RB HIGH PRESS TEST PRESSURE TEST REMOVING ANY OF THE FOLLOWING MODULES WILL TRIP THE CHANNEL:

CONTACT MONITOR PWR/ PUMPS BS CONT MON AUX BS LOOP A SQ RT EXT PWR/IMB/ FLOW BS RB HI PRESS TOT FLOW BUFFER LOOP B SQ RT EXT

REFERENCES:

RPS AND NNI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 62

O ENCLOSURE 1 (Page 62 of 97)

ICS-3 ANNUNCIATOR RESPONSE ICS-CY2-07-02 J-07-02 RPS CHANNEL C S/D BYPASS ACTUATED EVENT POINT 0992 INDICATED C0lwDITION:

o RPS CHANNEL "C" IN SHUTDOWN BYPASS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM o SHUTDOWN BYPASS KEY SWITCH POSITIONED TO BYPASS.

o SHUTDOWN BYPASS INDICATOR LIGHTS BRIGHT.

OPERATOR ACTIONS FOR A VALID ALARM:

o ENSUPE PLANT CONDITIONS ARE SUCH THAT SHUTDOWN BYPASS MODE IS REQUIRED.

DISCUSSION:

WITH RPS CHANNEL IN SHUTDOWN BYPASS THE FOLLOWING TRIPS ARE BYPASSED:

PUMP POWER MONITOR LOW RCS PRESSURE VARIABLE LOW PRESSURE POWER IMBALANCE FLOW EFIC ACTUATION ON LOSS OF BOTH MAIN FEED PUMPS IS BYPASSED WITH THE RPS IN SHUTDOWN BYPASS.

REFER TO STS FOR ADMINISTRATIVE REQUIREMENTS.

REFERENCES:

RPS AND NNI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 63

<-~

ENCLOSURE 1

( )g (Page 63 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-03 3-07-03 RPS CHANNEL C BYPASSED i

EVENT POINT 0993 i

INDICATED CONDITION:

o RPS CHANNEL "C" IN BYPASS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o KEY BYPASS SWITCH IN RPS CABINET IN BYPASS.

o RED MANUAL BY-PASS LIGHT IS BRIGHT, LOCATED ON OUTSIDE OF RPS CABINET.

o RED CHANNEL BYPASS LIGHT IS BRIGHT, LOCATED ON CHANNEL BYPASS MODULE.

OPERATOR ACTIONS FOR A VALID ALARM:

j o VERIFY RPS CHANNEL IS REQUIRED TO BE BYPASSED.

DISCUSSION:

PLACING THIS CHANNEL IN BYPASS REMOVES IT'.S INPUT TO THE REACTOR TRIP CIRCUIT, AND THEREFORE PLACES RPS IN A TWO OUT OF THREE LOGIC TO TRIP THE REACTOR. THIS RESULTS IN LESS RELIABILITY.

1 PLACING A RPS CHANNEL IN BYPASS IS INTERLOCKED WITH IT'S ASSOCIATED EFIC CHANNEL. IF ANOTHER EFIC CHANNEL IS IN A BYPASS CONDITION IT WILL AUTOMATICALLY BE REMOVED FROM BYPASSED REGARDLESS OF THE POSITION OF IT'S BYPASS KEY SWITCH.

REFERENCES:

RPS AND NNI DRAWINGS t

\\-

SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 64

d ENCLOSURE 1 (Page 64 of 97) j ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-04 3-07-04 I

RPS l

CHANNEL C l

TROUBLE I

EVENT POINT 0994 INDICATED CONDITION:

o NI-3 OR NI-7 DETECTOR POWER SUPPLY FAULT.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o VOLTAGE INDICATION ON POWER SUPPLIES IN RPS CABINET.

j o NUCLEAR INSTRUMENTS.

OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY I&C SHOP i

)

DISCUSSION:

ADDRESS STS REQUIREMENTS CONCERNING THIS CONDITION.

i

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 65

ENCLOSURE 1 (Page 65 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-04 J-07-04 RPS CHANNEL C TROUBLE EVENT POINT 0995 INDICATED CONDITION:

o POSITIVE OR NEGATIVE 15V POWER SUPPLIES FAULT.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

'O V

o VOLTAGE INDICATION ON POWER SUPPLIES IN RPS CABINET.

o RED INDICATING LIGHT IS OFF, LOCATED ON THE POWER SUPPLY.

OPERATOR ACTIONS FOR A VALID ALARM:

1 o VERIFY CABINET INPUT BP,EAKER CLOSED LOCATED IN TOP OF CABINET.

o VERIFY POWER AVAILABLE FROM VBDP-5 BKR 17.

o NOTIFY I&C SHOP.

DISCUSSION:

A LOSS OF POWER FROM THE VBDP WILL TOTALLY DE-ENERGIZE THE RPS CABINET.

THIS WILL CAUSE TliE RPS CHANNEL TO TRIP AND THE LOSS OF INDICATION AND CONTROL FROM ANY NUCLEAR INSTRUMENT LOCATED IN THAT CABI'.ET.

ADDRESS STS REQUIREMENTS CONCERNING THIS CONDITION.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS l

AR-502 Rev. 11 Page 66

{

ENCLOSURE 1 (Page 66 of 97)

ICS-3 ANNUNCIATOR RESPONSE ICS-CY2-07-04 J-07-04 l

RPS CHANNEL C TROUBLE EVENT POINT 0996 INDICATED CONDITION:

o RPS CABINET "C" FAN FAILURE.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o "A" OR "B" CABINET COOLING FANS NOT RUNNING.

o AMBER INDICATING LIGHT IS BRIGHT ON OUTSIDE OF RPS CABINET.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY FAN INPUT BREAKER CLOSED LOCATED IN TOP OF CABINET.

o NOTIFY I&C SHOP.

DISCUSSION:

CONSIDERATION SHOULD BE GIVEN TO OPENING FRONT AND BACK RPS CABINET DOORS TO ALLOW THE CABINET TO STAY COOL DURING TIMES WHEN NO FANS ARE RUNNING.

I HOWEVER, WITH THE REDUCED SHIELDING OF THE OPEN DOOR, RADIO FREQUENCY INTERFERENCE CAN POTENTIALLY CAUSE UNDESIRABLE AND UNPREDICTABLE EFFECTS ON THE SYSTEM OPERATION.

j 4

i

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEM:NT: VARIOUS RPS CONTACTS f.

AR-502 Rev. 11 Page 67

ENCLOSURE 1

(

)

(Page 67 of 97)

ICS.1 ANNUNCIATOR RESPONSE ICS-CY2-07-04 J-07-04 RPS CHANNEL C TROUBLE i

EVENT POINT 0997 INDICATED CONDITION:

o RPS CABINET "C" HIGH FLUX BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR POWER EXCEEDS THE SETPOINT OF THE HIGH FLUX BISTABLE AS INDICATED ON NI-7 TOTAL FLUX.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.3 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "C" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

TRIP SETPOINTS ARE SPECIFIED BY STS BASED ON RCP COMBINATION, AND OTHER CONDITIONS WHE't.E MORE RESTRICTIVE LIMITS APPLY.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT:

VARIOUS RPS CONTACTS i

AR-502 Rev. 11 Page 68 i

1 i

ENCLOSURE 1 (Page 68 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-04 J-07-04 RPS CHANNEL C TROUBLE I

i EVENT POINT 0998 INDICATED CONDITION:

o RPS CABINET "C" FLUX / FLOW / IMBALANCE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o FLUX / FLOW / IMBALANCE IS OUTSIDE THE LIMITS OF THE GENERATED BARN CURVE.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.3 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "C" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECES$ARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

TRIP SETPOINTS ARE SPECIFIED BY STS BASED ON RCP COMBINATION AND OTHER CONDITIONS WHERE MORE RESTRICTIVE LIMITS APPLY.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS Ah-502 Rev. 11 Page 69

ENCLOSURE 1 s

( }

(Page 69 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-04 J-07-04 RPS CHANNEL C TROUBLE EVENT POINT 0999 INDICATED CONDITION:

o RPS CABINET "C" PUMP POWER BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WELL VERIFY ALARM:

O

\\j o TWO OR MORE REACTOR COOLANT PUMPS INDICATE <1152 KW OR >14,400 KW FROM THE REACTOR COOLANT PUMP POWER MONITOR.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o TWO OR MORE WHITE PUMP POWER MONITOR INDICATOR LIGHTS ARE BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.3 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "C" RPS IS TRIPPED.

i OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS l

AR-502 Rev. 11 Page 70

e fm ENCLOSURE 1

()

(Page 70 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-04 3-07-04 RPS CHANNEL C TROUBLE EVENT POINT 1000 INDICATED CONDITION:

o RPS CABINET "C" REACTOR COOLANT HIGH PRESSURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

O) k o REACTOR COOLANT PRESSURE IS >2355 PSIG.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.3 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "C" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISLUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE P'S CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 71

O ENCLOSURE 1 (O

(Page 71 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-04 J-07-04 RPS CHANNEL C TROUBLE EVENT POINT 1001 INDICATED CONDITION:

o RPS CABINET "C" REACTOR COOLANT LOW PRESSURE BISTABLE HAS TRIPPED.

l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT PRESSURE IS <1800 PSIC.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIF No.3 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "C" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

i

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 72

ENCLOSURE 1 (Page 72 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-04 J-07-04 RPS CHANNEL C TROUBLE EVENT POINT 1002 INDICATED CONDITION:

o RPS CABINET "C" REACTOR COOLANT VARIABLE LOW PRESSURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT PRESSURE IS <(11.59 x Thot - 5037.8) PSIG.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.3 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "C" RPS IS TRIPPED.

OPERATOR ACTIONS 1 )R A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SEiSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 73

g.

ENCLOSURE 1 (Page 73 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-04 J-07-04 RPS CHANNEL C TROUBLE i

EVENT POINT 1003 INDICATED CONDITION:

o RPS CABINET "C" REACTOR COOLANT HICH TEMPERATURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

(A) o REACTOR COOLANT TEMPERATURE IS >618" F.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.3 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "C" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

j TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

I

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS O

AR-502 Rev. 11 Page 74

(^

EfiCLOSURE 1 i

(Page 74 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-04 J-07-04 RPS CHANNEL C TROUBLE EVENT POINT 1004 INDICATED CONDITION:

o RPS CABINET "C" REACTOR BUILDING 4 PSIG PRESSURE HIGH BISTABLE HAS TRIPPED.

REDUNDAN1 INDICATION WHICH WILL VERIFY Ala.RM:

o REACTOR BUILDING PRESSURE IS >4 PSIG.

o RED BISTABLE TRIP LIGHT IS ON.

o AMBER RPS "C" CHANNEL TRIP INDICATOR AT TOP OF EACH RPS CHANNEL IS BRIGHT.

o AMBER PROTECTIVE S'JBSYSTEM TRIP No.3 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "C" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPlNG THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 75

ENCLOSURE 1

()

(Page 75 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-07-05 J-07-05 1

TURBINE TRIP BYPASS EVENT POINT 1975 INDICATED CONDITION:

o REACTOR TRIP FROM TURBINE TRIP CIRCUITRY IS BYPASSED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o TURBINE TRIP BYPASSED BISTABLES WHITE TRIP INDICATOR LIGHT IS BRIGHT -

INSIDE ANY RPS CHANNEL CABINET, o REACTOR POWER IS LESS THAN 45% BY NUCLEAR INSTRUMENTATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o ENSURE REACTOR POWER IS LESS THAN 45% RTP.

DISCUSSION:

THIS ALARM IS ACTIVATED WHEN THE FIRST CHANNEL OF RPS TURBINE TRIP BYPASS BISTABLE TRIPS. THE ALARM WILL NOT REFLASH AS OTHER CHANNEL'S BISTABLE TRIPS.

PRIOR TO TRIPPING THE TURBINE ENSURE ALL TURBINE TRIP BYPASS BISTABLES ARE IN THE TRIP STATE.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 76

p ENCLOSURE 1 (Page 76 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-01 3-08-01 I

CHANNEL D l

TRIP l

l EVENT POINT 1005 INDICATED CONDITION:

o RPS PROTECTIVE SUBSYSTEM No.4 AMBER LIGHT IS BRIGHT ON TOP OF ALL RPS CABINETS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

O o RPS TRIP BISTABLE SETPOINT EXCEEDED.

(,)

o RPS MODULE SWITCH NOT IN "0PERATE".

o RPS MODULE REMOVED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF CHANNEL TRIP AND RESTORE AS REQUIRED.

DISCUSSION:

EXCEEDING THE SETPOINT FOR THE FOLLOWING MODULES WILL TRIP THE CHANNEL:

NUCLEAR OVERPOWER HIGH RB PRESS.

HIGH Thot HIGH RCS PRESS.

LOW RCS PRESS PWR/IMB/ FLOW PRESS / TEMP LOSS OF RC PUMPS PLACING THE FOLLOWING MODULES OUT OF " OPERATE" WILL TRIP THE CHANNEL:

POWER RANCE TEST CONTACT MONITOR TEST TEMPERATURE TEST FLOW CHANNEL TEST RB HIGH PRESS TEST PRESSURE TEST REMOVING ANY OF THE FOLLOWING MODULES WILL TRIP THE CHANNEL:

CONTACT MONITOR PWR/ PUMPS BS CONT MON AUX B5 LOOP A SQ RT EXT FWR/IMB/ FLOW B5 RB HI PRESS TOT FLOW BUFFER LOOP B SQ RT EXT PWR ENG TEST CKT LIN AMP TOP ION CH PWR ENG DET P.S.

SUMMING AMP

REFERENCES:

RPS AND NNI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 77

ENCLOSURE 1 (Page 77 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-02 J-08-02 RPS CHANNEL D S/D BYPASS ACTUATED EVENT POINT 1000 INDICATED CONDITION:

o RPS CHANNEL "D" IN SHUTDOWN BYPASS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o SHUTDOWN BYPASS KEY SWITCH POSITIONED TO BYPASS.

o SHUTDOWN BYPASS INDICATOR LIGHTS BRIGHT.

OPERATOR ACTIONS FOR A VALID ALARM:

o ENSURE PLANT CONDITIONS ARE SUCH THAT SHUTDOWN BYPASS MODE IS REQUIRED.

DISCUSSION:

WITH RPS CHANNEL IN SHUTDOWN BYPASS THE FOLLOWING TRIPS ARE BYPASSED:

PUMP POWER MONITOR LOW RCS PRESSURE VARIABLE LOW PRESSURE POWER IMBALANCE FLOW EFIC ACTUATION ON LOSS OF BOTH MAIN FEED PUMPS IS BYPASSED WITH THE RPS IN SHUTDOWN BYPASS.

REFER TO STS FOR ADMINISTRATIVE REQUIREMENTS.

j i

REFERENCES:

RPS AND NNI DRAWINGS 1

SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 78

g3 ENCLOSURE 1

)

(Page 78 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-03 J-08-03 RPS CHANNEL D BYPASSED EVENT POINT 1007 INDICATED CONDITION:

o RPS CHANNEL "D" IN BYPASS.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o KEY BYPASS SWITCH IN RPS CABINET IN BYPASS.

o RED MANU?.L BY-PASS LIGHT IS BRIGHT, LOCATED ON OUTSIDE OF RPS CABINET.

o RED CHANNEL BYPASS LIGHT IS BRIGHT, LOCATED ON CHANNEL BYPASS MODULE.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY RPS CHANNEL IS REQUIRED TO BE BYPASSED.

DISCUSSION:

I PLACING THIS CHANNEL IN BYPASS REMOVES IT'S INPUT TO THE REACTOR TRIP CIRCUIT, AND THEREFORE PLACES RPS IN A TWO OUT OF THREE LOGIC TO TRIP THE REACTOR. THIS RESULTS IN LESS RELIABILITY.

PLACING A RPS CHANNEL IN BYPASS IS INTERLOCKED WITH IT'S ASSOCIATED EFIC CHANNEL. IF ANOTHER EFIC CHANNEL IS IN A BYPASS CONDITION IT WILL AUTOMATICALLY BE REMOVED FROM BYPASSED REGARDLESS OF THE POSITION OF IT'S BYPASS KEY SWITCH.

1

REFERENCES:

RPS AND NNI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS.

AR-502 Rev. 11 Page 79

ENCLOSURE 1 (Page 79 of 97) l ICS-] ANNUNCIATOR RESPONSE ICS-CY2-08-04 J-08-04 I

I RPS CHANNEL D TROUBLE EVENT POINT 1008 INDICATED CONDITION:

o NI-4 OR NI-8 DETECTOR POWER SUPPLY FAULT.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o VOLTAGE INDICATION ON POWER SUPPLIES IN RPS CABINET.

o NUCLEAR INSTRUMENTS.

OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY I&C SHOP DISCUSSION:

ADDRESS STS REQUIREMENTS CONCERNING THIS CONDITION.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT:

VARIOUS RP5 CONTACTS AR-502 Rev. 11 Page 80

O ENCLOSURE 1 V

(Page 80 of 07)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-04 J-08-04 RPS CHANNEL D TROUBLE EVENT POINT 1009 INDICATED CONDITION:

o POSITIVE OR NEGATIVE 15V POWER SUPPLIES FAULT.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o VOLTAGE INDICATION ON POWER SUPPLIES.

o RED INDICATING LIGHT ON POWER SUPPLIES OFF.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY CABINET INPUT BREAKER CLOSED LOCATED IN TOP OF CABINET.

o VERIFY POWER AVAILABLE FROM VBDP-6 BKR 17.

o RESTORE POWER PER OP-507.

o NOTIFY I&C SHOP.

DISCUSSION:

l A LOSS OF POWER FROM THE VBDP WILL TOTALLY DE-ENERGIZE THE RPS CABINET.

I THIS WILL CAUSE THE RPS CHANNEL TO TRIP AND THE LOSS OF INDICATION AND CONTROL FROM ANY NUCLEAR INSTRUMENT LOCATED IN THAT CABINET.

ADDRESS STS REQUIREMENTS CONCERNING THIS CONDITION.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 81

ENCLOSURE 1 (Page 81 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-04 J-08-04 RPS CHANNEL D TROUBLE l

1 EVENT POINT 1010 INDICATED CONDITION:

o RPS CABINET "D" FAN FAILURE.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o "A" OR "B" CABINET COOLING FANS NOT RUNNING.

o AMBER INDICATING LIGHT IS BRIGHT ON OUTSIDE OF RPS CABINET.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY FAN INPUT BREAKER CLOSED LOCATED IN TOP OF CABINET.

o NOTIFY I&C SHOP.

DISCUSSION:

CONSIDERATION SHOULD BE GIVEN TO OPENING FRONT AND BACK RPS CABINET DOORS TO ALLOW THE CABINET TO STAY COOL DURING TIMES WHEN NO FANS ARE RUNNING.

HOWEVER, WITH THE REDUCED SHIELDING OF THE OPEN DOOR, RADIO FREQUENCY INTERFERENCE CAN POTENTIALLY CAUSE UNDESIRABLE AND UNPREDICTABLE EFFECTS ON THE SYSTEM OPERATION.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 82

O ENCLOSURE 1 (Page 82 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-04 J-08-04 RPS CHANNEL D TROUBLE EVENT POINT 1011 INDICATED CONDITION:

o RPS CABINET "D" HIGH FLUX BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

O i h o REACTOR POWER EXCEEDS THE SETPOINT OF THE HIGH FLUX BISTABLE AS INDICA 1ED ON NI-8 TOTAL FLUX.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.4 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "D" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

TRIP SETPOINTS ARE SPECIFIED BY STS BASED ON RCP COMBINATION, AND OTHER CONDITIONS WHERE MORE RESTRICTIVE LIMITS APPLY.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 83

ENCLOSURE 1

(

(Page 83 of 97)

)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-04 J-08-04 RPS CHANNEL D TROUBLE EVENT POINT 1012 INDICATED CONDITION:

o RPS CABINET "D" FLUX / FLOW / IMBALANCE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o FLUX / FLOW / IMBALANCE IS OUTSIDE THE LIMITS OF THE GENERATED BARN CURVE.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.4 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "D" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

TRIP SETPOINTS ARE SPECIFIED BY STS BASED ON RCP COMBINATION AND OTHER CONDITIONS WHERE MORE RESTRICTIVE LIMITS APPLY.

i

REFERENCES:

RP5 AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 84

ENCLOSURE 1

()

(Page 84 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-04 J-08-04 l

RPS CF04NNEL D TROUBLE EVENT POINT 1013 INDICATED CONDITION:

o RPS CABINET "D" PUMP POWER BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

)

o TWO OR MORE REACTOR COOLANT PUMPS INDICATE <1152 KW OR >14,400 KW FROM THE REACTOR COOLANT PUMP POWER MONITOR.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o TWO OR MORE WHITE PUMP POWER MONITOR INDICATOR LIGHTS ARE BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.4 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "0" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI' DRAWINGS

-s V

SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 85 l

f ENCLOSURE 1

()

(Page 85 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-04 J-08-04 RPS CHANNEL D TROUBLE EVENT POINT 1014 INDICATED CONDITION:

o RPS CABINET "D" REACTOR COOLANT HIGH PRESSURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

s o REACTOR COOLANT PRESSURE IS >2355 PSIG.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

n AMBER PROTECTIVE SUBSYSTEM TRIP No.4 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "D" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

PPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS O

AR-502 Rev. 11 Page 86

s ENCLOSURE 1 (Page 86 of 97)

ICS-3 ANNUNCIATOR RESPONSE ICS-CY2-08-04 J-08-04 RPS CHANNEL D TROUBLE e

EVENT POINT 1015 INDICATED CONDITION:

l o RPS CABINET "D" REACTOR COOLANT LOW PRESSURE BISTABLE HAS TRIPPED.

l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT PRESSURE IS <1800 PSIG.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.4 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "D" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

I

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 87

r ENCLOSURE 1 (Page 87 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-04 J-08-04 RPS CHANNEL D TROUBLE EVENT POINT 1016 INDICATED CONDITION:

o RPS CABINET "D" REACTOR COOLANT VARIABLE LOW PRESSURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT PRESSURE IS <(11.59 x Thot - 5037.8) PSIG.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.4 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "D" RPS IS TRIPPED.

l OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS v

AR-502 Rev. 11 Page 88

ENCLOSURE 1 s

(

(Page 88 of 97)

ICS-J ANNUNCIATOR RESP 0d3E ICS-CY2-08-04 J-08-04 RPS CHANNEL D TROUBLE i

EVENT POINT 1017 j

INDICATED CONDITION:

o RPS CABINET "D" REACTOR COOLANT HIGH TEMPERATURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR COOLANT Thot IS >618" F.

o WHITE BISTABLE TRIP LIGHT IS BRIGHT.

o AMBER PROTECTIVE SUBSYSTEM TRIP No. 4 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "D" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS NECESSARY.

o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WILL TRIP.

REFERENCES:

RPS AND NI DRAWINGS

[SINSINGELEMENT: VARIOUS RPS CONTACTS AR-502 Rev. 11 Page 89

ENCLOSURE 1

(

(Page 89 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-04 J-08-04 RPS L

CHANNEL D TROUBLE EVENT POINT 1018 INDICATED CONDITION:

o RPS CABINET "D" REACTOR BUILDING 4 PSIG HIGH PRESSURE BISTABLE HAS TRIPPED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o REACTOR BUILDING PRESSURE IS >4 PSIG.

o RED BISTABLE TRIP LIGHT IS ON.

o AMBER PROTECTIVE SUBSYSTEM TRIP No.4 ON OUTSIDE OF EACH RPS CABINET IS BRIGHT INDICATING "D" RPS IS TRIPPED.

OPERATOR ACTIONS FOR A VALID ALARM:

o DETERMINE CAUSE OF BISTABLE TRIP AND RESTORE CHANNEL AS IJECESSARY.

l o REFER TO OP-507.

DISCUSSION:

TRIPPING THIS BISTABLE WILL TRIP THE RPS CHANNEL.

IF TWO OR MORE RPS CHANNELS TRIP THE REACTOR WII.L TRIP.

REFERENCES:

RPS AND NI DRAWINGS SENSING ELEMENT: VARIOUS RPS CONTACTS O,.

AR-502 Rev. 11 Page 90

'O ENCLOSURE 1 (Page 90 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-05 l J-08-05 RC PUMP MONITOR IN BYPASS EVENT POINT 1962 j

i INDICATED CONDITION:

o RC PUMP POWER MONITOR BYPASSED.

j i

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o KEY SWITCH FOR RCP-1A ON RCPPM-1 IN " BYPASS" POSITION (RCPPM-1 IS LOCATED IN "A" ES 4160V SWITCHGEAR ROOM).

o RED BYPASSED LIGHT IS ON ON RCPPM-1.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY BYPASSING OF RC PUMP POWER MONITOR IS REQUIRED.

o RETURN KEY SWITCH TO NORMAL.

DISCUSSION:

THIS ALARM INDICATES THE RC PUMP POWER MONITOR INPUT TO RPS IS BYPASSED.

REFERENCES:

RC PUMP POWER MONITOR DRAWING SENSING ELEMENT:

RPS CONTACTS AR-502 Rev. 11 Page 91

(-.

ENCLOSURE 1 (Page 91 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-05 J-08-05 i

RC PUMP

• 10NITOR IN BYPASS l

EVENT POINT 1963 INDICATED CONDITION:

o RC PUMP POWER MONITOR BYPASSED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

(~

o KEY SWITCH FOR RCP-1A ON RCPPM-2 IN " BYPASS" POSITION (RCPPM-2 IS LOCATED IN "B" ES 4160V SWITCHGEAR ROOM).

o RED BYPASSED LIGHT IS ON ON RCPPM-2.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY BYPASSING OF RC PUMP POWER MONITOR IS REQUIRED.

o RETURN KEY SWITCH TO NORMAL.

i DISCUSSION:

THIS ALARM INDICATES THE RC PUMP POWER MONITOR INPUT TO RPS IS BYPASSED.

i REFERENCE 5:

RC PUMP POWER MONITOR DRAWING SENSING ELEMENT:

RPS CONTACTS AR-502 Rev. 11 Page 92

r g

ENCLOSURE 1 (Page 92 of 97)

ICS-3 ANNUNCIATOR RESPONSE ICS-CY2-08-05 J-08-05 RC PUMP MONITOR IN BYPASS EVENT POINT 1964 INDICATED CONDITION:

i o RC PUMP POWER MONITOR BYPASSED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o KEY SWITCH FOR RCP-1B ON RCPPM-1 IN " BYPASS" POSITION (RCPPM-1 IS LOCATED IN "A" ES 4160V SWITCHGEAR ROOM).

o RED BYPA5cED LIGHT IS ON ON RCPPM-1.

OPERATOR ACT.ONS FOR A VALID ALARM:

o VERIFY BYPASSING OF RC PUMP POWER MONITOR IS REQUIRED.

o RETURN KEY SWITCH TO NORMAL.

DISCUSSION:

THIS ALARM INDICATES THE RC PUMP POWER MONITOR INPUT TO RPS IS BYPASSEti,

REFERENCES:

RC PUMP POWER MONITOR DRAWING SENSING ELEMENT: RPS CONTACTS O

AR-502 Rev. 11 Page 93

f e

ENCLOSURE 1 (Page 93 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-05 J-08-05 RC PUMP MONITOR IN BYPASS EVENT POINT 1965 INDICATED CONDITION:

o RC PUMP POWER MONITOR BYPASSED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o KEY SWITCH FOR RCP-1B ON RCPPM-2 IN " BYPASS" POSITION (RCPPM-2 IS LOCATED IN "B" ES 4160V SWITCHGEAR ROOM).

o RED BYPASSED LIGHT IS ON ON RCPPM-2.

OPERATOR ACTIONS FOR A VALID ALARM:

1 o VERIFY BYPASSING OF RC PUMP POWER MONITOR IS REQUIRED.

I o RETURN KEY SWITCH TO NORMAL.

f i

DISCOSSION:

THIS ALARM INDICATES THE RC PUMP POWER MONITOR INPUT TO RPS IS BYPASSED.

i

REFERENCES:

RC PUMP POWER MONITOR DRAWING SENSING ELEMENT:

RPS CONTACTS AR-502 Rev. 11 Page 94

O ENCLOSURE 1 (Page 94 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-05 3-08-05 RC PUMP MONITOR IN BYPASS i

EVENT POINT 1966 INDICATED CONDITION:

o RC PUMP POWER MONITOR BYPASSED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o KEY SWITCH FOR RCP-1C ON RCPPM-1 IN " BYPASS" POSITION (RCPPM-1 IS LOCATED IN "A" ES 4I60V SWITCHGEAR ROOM).

o RED BYPASSED LIGHT IS ON ON RCPPM-1.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY BYPASSING OF RC PUMP POWER MONITOR IS REQUIRED.

o RETURN KEY SWITCH TO NORMAL.

DISCUSSION:

THIS ALARM INDICATES THE RC PUMP POWER MONITOR INPUT TO RPS IS BYPASSED.

REFERENCES:

RC PUMP POWER MONITOR DRAWING SENSING ELEMENT: RPS CONTACTS O

(_>

AR-502 Rev. 11 Page 95

f, e

O-ENCLOSURE 1 (Page 95 of 97)

ICS-] ANNUNCIATOR RESPONSE ICS-CY2-08-05 3-08-05 RC PUMP MONITOR IN BYPASS EVENT POINT 1967 INDICATED CONDITION:

o RC PUMP POWER MONITOR BYPASSED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o KEY SWITCH FOR RCP-1C ON RCPPM-2 IN " BYPASS" POSITION (RCPPM-2 IS LOCATED IN "B" ES 4160V SWITCHGEAR ROOM).

o RED BYPASSED LIGHT IS QN ON RCPPM-2.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY BYPASSING OF RC PUMP POWER MONITOR IS REQUIRED.

o RETURN KEY SWITCH TO NORMAL.

DISCUSSION:

j THIS ALARM INDICATES THE RC PUMP POWER MONITOR INPUT TO RPS IS BYPASSED.

REFERENCES:

RC PUMP POWER V7NITOR DRAWING SENSING ELEMENT:

RPS CONTACTS AR-502 Rev. 11 Page 96

r t,

^

.t ENCLOSURE 1 i

(Page 96 of 97)

ICS-] ANNUNCIATOR RESPONSE ICS-CY2-08-05 J-08-05 RC PUMP MONITOR IN BYPASS EVENT POINT 1968 INDICATED CONDITION:

o RC PUMP POWER MONITOR BYPASSED.

4 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o KEY SWITCH FOR RCP-1D ON RCPPM-1 IN " BYPASS" POSITION (RCPPM-1 IS LOCATED IN "A" ES 4160V SWITCHGEAR ROOM).

o RED BYPASSED LIGHT IS ON ON RCPPM-1.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY BYPASSING OF RC PUMP POWER MONITOR IS REQUIRED.

o RETURN KEY SWITCH TO NORMAL.

DISCUf.SION:

THIS ALARM INDICATES THE RC PUMP POWER MONITOR INPUT TO RPS IS BYPASSED.

REFERENCES:

RC PUMP POWER MONITOR DRAWING SENSING ELEMENT:

RPS CONTACTS AR-502 Rev. 11 Page 97

e'.

, Cy ENCLOSURE 1 y

(Page 97 of 97)

ICS-J ANNUNCIATOR RESPONSE ICS-CY2-08-05 J-08-05 RC PUMP MONITOR IN BYPASS EVENT POINT 1969 INDICATED CONDITION:

o RC PUMP POWER MONITOR BYPASSED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o KEY SWITCH FOR RCP-1D ON RCPPM-2 IN " BYPASS" POSITION (RCPPM-2 IS LOCATED IN "B" ES 4160V SWITCHGEAR ROOM).

o RED BYPASSED LIGHT IS ON ON RCPPM-2.

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY BYPASSING OF RC PUMP POWER MONITOR IS REQUIRED.

o RETURN KEY SWITCH TO NORMAL.

DISCUSSION:

THIS ALARM INDICATES THE RC PUMP POWER MONITOR INPUT TO RPS IS BYPASSED.

i i

i

REFERENCES:

RC PUMP POWER MONITOR DRAWING SENSING ELEMENT:

RPS CONTACTS b)

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AR-502 Rev. 11 Page 98 (LAST PAGE)