ML21305A655
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2 I 3 4 5 6 7 9 10 TRAIN A REACTOR SHUNT TRIP SIGNALS ROD DRIVE SUPPLY ONE LINE DIAGRAM MANUAL REACTOR TRIP SIGNAL [SHEET 3 l - - - - - - t , ~
MANUAL SAFETY INJECTION SIGNAL [SHEET 81 - - - - r ,
LOGIC TRAIN A REACTOR TRIP SIGNALS SEISMIC TRIP SIGNAL l SHEET 18 I
) 52/RTB ) 52/BYB MANUAL TRIP SIGNAL [SHEET 31
<NOTE 4l REACTOR TRIP E SOURCE RANGE, HIGH FLUX ( INTERLOCKED BY P-6 & P-10-----------------------------1 SWITCHGEAR E INTERMEDIATE RANGE, HIGH FLUX I INTERLOCKED BY P-101 - - - - - - - - - - - - - - - - - - - - - - - - - - ~
NEUTRON FLUX TRIP SIGNALS ROD DRIVE POWER SUPPLY
[SHEET 31 'HIGH FLUX, LOW SETPOINT I INTERLOCKED BY P-IOJ ------------------------i ) 52/RTA ) 52/BYA POWER RANGE HIGH FLUX, HIGH S E T P O I N T - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1
, HIGH FLUX RATE - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1 z
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- J I NOTES I & 2I o_ N
,--1--_ _j----.--- BLOCK LOGIC <SHEET 8l UNDERVOLTAGE I INTERLOCKED BY P - 7 1 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - . . i l ' - . _ . . , , N 0:
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,UNDERFREOUENCY ( INTERLOCKED BY P - 7 1 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ~ Ci---
HIGH P R E S S U R E - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ~ l NOTE 4 l PRESSURIZER TRIP SIGNALS o_
CD Q_ 52b OPEN A TO FEEDWATER
[SHEET 61 LOW PRESSURE I INTERLOCK ED BY P- 7 l - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - . . i 0:: CD o: CD L.__1sll,"\-I----.---ISOLATION LOGIC (SHEET 131 FOLD f-- '- I- >- 52a CLOSED
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N D LD D TO STEAM DUMP
._____ LOGIC !SHEET IOI TO STEAM DUMP LOGIC TRAIN B REACTOR TRIP SIGNALS <(
~- LOGIC I SHEET IOI MANUAL TRIP SIGNAL !SHEET 31 CD
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CD '- >- 52 a CLOSED ID POWER RANGE HIGH FLUX, HIGH S E T P O I N T - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1 > '-
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PRIMARY COOLANT SYSTEM LOW PRIMARY {LOW FLOW IN ANY I OF 4 LOOPS I INTERLOCKED BY P - 8 1 - - - - - - - - - - - - - - - - - - - - - 1 0:: 0: CD t- TO SAFETY INJECTION TRIP SIGNALS (SHEET 51 COOLANT FLOW LOW FLOW OR REACTOR COOLANT PUMP BREAKERS OPEN IN ANY 2 OF 4 LOOPS I INTERLOCKED BY P-7)-....~l---+---.__--.i; f--
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NOTES ISHEET 61 0::
I- N HIGH LEVEL ( INTERLOCKED BY P-7) en I. TRIPPING EITHER REACTOR TRIP BREAKER 52/RTA OR 52/RTB REDUNDANTLY DE-ENERGIZES THE ROD DRIVES. ALL FULL LENGTH CONTROL RODS AND SHUTDOWN ROOS ARE THEREBY I RELEASED FOR GRAVITY INSERTION INTO THE REACTOR CORE.
- 2. NORMAL REACTOR OPERATION IS TO BE WITH REACTOR TRIP BREAKERS 52/RTA AND 52/RTB STEAM GENERATOR 7RJP SIGNAL I SHEET 71 LOW-LOW STEAM GENERATOR WATER L E V E L - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ~
IN SERVICE AND BYPASS BREAKERS 52/BYA AND 52/BYB WITHDRAWN.
SAFETY INJECTION SIGNAL !SHEET 8l AUTOMATIC S I G N A L - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1 DURING TEST, ONE BYPASS B~EAKER JS TO BE PUT IN SERVICE AND THEN THE RESPECTIVE REACTOR TRIP B,EAKER rs OPERATED USING A SIMULATED TURBINF TRIP SIGNAL I SHEET 161 LOW AUTO STOP OIL PRESSURE OR ALL STOP VALVES CLOSED ( INTERLOCKED BY P - 9 1 - - - - - - - - - - - - - - - - - + I REACTOR TRIP SIGNAL IN THE TRAIN UNDER TEST. THE REACTOR WILL NOT BE TRIPPED BY THE SIMULATED SIGNAL SINCE THE BYPASS BREAKER IS CONTROLLED FROM THE OTHER SEISMIC TRIP SIGNAL <SHE~T 181 TRAIN. ONLY ONE REACTOR T~IP BREAKER IS TO BE TESTED AT A TIME.
- 3. ALL CIRCUITS ON THIS SHEET ARE NOT REDUNDANT BECAUSE BOTH TRAINS ARE SHOWN.
- 4. OPEN/CLOSED INDICATION FOR EACH TRIP BREAKER AND EACH BYPASS BREAKER IN CONTROL ROOM.
- TRAIN B REACTOR SHUNT TRIP SIGNALS 5. SHEET NUMBERS REFER TO THE REFERENCE NUMBERS BELOW. -
- 6. WHENEVER A PROCESS SIGNAL IS USED FOR CONTROL AND IS DERIVED FROM A PROTECTION MANUAL REACTOR TRIP SIGNAL I SHEET 3) -------1/ CHANNEL, ISOLATION MUST BE PROVIDED.
- 7. THIS DRAWING ILLUSTRATES THE FUNCTIONAL REQUIREMENTS OF THE REACTOR MANUAL SAFETY INJECTION SIGNAL (SHEET 81 - - - - 1 , CONTROL AND PROTECTION SYSTEM. THIS DRAWING DOES NOT REPRESENT ACTUAL HARDWARE IMPLEMENTATION. FOR HARDWARE IMPLEMENTATJON, REFER TO THE APPLICABLE SCHEMATIC DIAGRAMISI.
REFERENCES WE DWG PG&E DWG I. FUNCTIONAL LOGIC DIAGRAM INDEX ANO SYMBOLS ____________________________________ 5653074-I ______ 495841
- 2. FUNCTIONAL LOGIC DIAGRAM REACTOR TRIP SIGflALS _________________________________ 5653D74-2 ______ 495842
- 3. FUNCTIONAL LOGIC DIAGRAM NUCLEAR INSTR AND MANUAL TRIP SIGNALS __________________ 5653D74-3 ______ 495843
- 4. FUNCTIONAL LOGIC DIAGRAM NUCLEAR INSTR PERMISSIVES AND BLOCKS ___________________ 5653D74-4 ______ 495844
- 5. FUNCT!ONAL LOGIC DIAGRAM PRIMARY COOLANT SYSTEM TRIP SIGNALS ____________________ 5653D74-5 ______ 495845 B 6. FUNCTIONAL LOGIC DIAGRAM PRESSURIZER TRIP SIGNALS ______________________________ 5653D74-6 ______ 495846 B
- 7. FUNCTIONAL LOGIC DIAGRAM STEA~ GENERATOR TRIP SIGNALS __________________________ 5653074-7 ______ 495847
- 8. FUNCTIONAL LOGIC DIAGRAM SAFEGUARDS ACTUATION SIGNALS __________________________ 5653D74-8 ______ 495848
- 9. FUNCTIONAL LOGIC DIAGRAM ROD CONTROLS AND ROD BLOCKS ___________________________ 5653D74-9 ______ 495849
- 10. FUNCTIONAL LOGIC DIAGRAM STEAM DUMP CONTROL ___________________________________ 5653D74-IO _____ 495850 Ii. FUNCTIONAL LOGIC DIAGRAM PRESSURIZER PRESSURE AND LEVEL CONTROL _________________ 5653074-1 I _____ 495851 FOLD
- 12. FUNCTIONAL LOGIC DIAGRAM PRESSURIZER HEATER CONTROL ____________________________ 5653D74-12 _____ 495852 FOLD
- 13. FUNCTIONAL LOGIC DIAGRAM FEEDWATER CONTROL AND ISOLATION _______________________ 5653D74-13 _____ 495853
- 14. FUNCTIONAL LOGIC DIAGRAM FEEDWATER CONTROL AND ISOLATION. _______________________ 5653074-14 _____ 495854
- 15. FUNCTIONAL LOGIC DIAGRAM AUXILIARY FEEOWATER PUMPS STARTUP _____________________ 5653D74-15 _____ 495855
- 16. FUNCTIONAL LOGIC DIAGRAM TURBINE TRIPS, RUNBACKS & SIGNALS _____________________ 5653D74-16 _____ 495856
- 17. FUNCTIONAL LOGIC DIAGRAM AMSAC SIGNALS ________________________________________ 5653D74-l 7 _____ 495857
- 18. FUNCTIONAL LOGIC DIAGRAM SEISMIC TRIP ________________________________________ 8759D77 ________ 495858
- 19. FUNCTIONAL LOGIC DIAGRAM DIGITAL FW CONT SYS INPUT SIGNAL VALIDATION ____________ 5653D74-18 _____ 495859 20, FUNCTIONAL LOGIC DIAGRAM DIGITAL FW CONT SYS FW FLOW CONTROLLER & Cv DEMAND ______ 5653D74-19 _____ 495860
- 21. FUNCTIONAL LOGIC DIAGRAM DIGITAL FW CONT SYS CONT VCV SEQ & TRACKING LOGIC _______ 5653D74-2Q _____ 495861
- 22. FUNCTIONAL LOGIC DIAGRAM DIGITAL FW CONT SYS SIGNAL SELECTOR LOGIC ______________ 5653074-21 _____ 495862
- 23. FUNCTION DIAGRAM REACTOR-TURBINE-GENERATOR PROTECTION _________________________________________ 500825
- 24. SCHEMATIC DIAGRAM REACTOR TRIP BREAKERS ______________________________________________________ 437610 RM INDEXED REV _2___
NUCLEAR SAFETY RELATED DWC TYPE A A
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~70 REGISTERED ENGfNEEA S[GNATURE a CA REG NO. EXP DATE COAST VALLEYS DIVISION KEY DWG--SECTION _ 3_ UN IT I MICROFILM I~
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1 7 S 90 ADD STEAM PUMP LOGIC, REV SHUNT TRIP 169972 WAA VAL LCV SLW M BY SUPV J.CUENCO FUNCTIONAL LOGIC DIAGRAM SIGNALS, REV REF 19,20, ADD REF 21 24 S.L.WONG DSGN V.A.LIM REACTOR TRIP SIGNALS DWG LIST
<OCI-EE-43064.R3ll ' OWN W.ALBOVIAS SUPSOS 663195-2 SUPERSEDES OWG 663195 2 <UNITS 1&21 FOR 169972 WAA VAL JC SLW
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UNIT I; REV Pf TO P-9 CDCI EE 37862) LCV KAW: OK LCV] DEPARTMENT OF ENGlNEERJNG SHEET NO. SHEETS REV NO. DA TE DESCRIPTION GM/SPEC OWN CHKD SUPV APVO BY NO. DATE DESCRIPTION GM/SPEC OWN CHKD SUPV APVD BY NO. DATE DESCRIPTION GM/SPEC OWN CHl<.D SUPV APVD BY K.A.WITZ DATE 3 -i 3 - 9o PACIFIC GAS AND ELECTRIC COMPANY
[ 160, 130J4958'120.E62 07-15-91 VAL RE V I S I ONS R E V I S I ONS R E V I S I ONS SCALES NONE SAN FRANC Isea, CAL I FORN IA 495842 3 2 3 I 4 5 I 6 7 8 U2-495872 10