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(SI 7,'T -T)---e---/ NOTES / ( SAFETY INJECTION AND STEANL!Nc ISOLATION 1SHEET 81 I. THE REDUNDANT IIANUAL BLOCK COIT"OL CONSISTS OF -wo CONTROLS ON THE CONTROL BOARD, CNS FOP EAC~ TRAI~.
- 2. TWO CONFUTER IIPJTS APE CONNECTED TO THIS CIPCUIT, INDIVIDUAL FOR EACH TRAIN.
- 3. SHEET l*IUHBEPS REFER TO THE REFEREl'*ICE l*IUIIBERS BELOW.
- 4. W"ENEVER A PROCESS SIGl1AL IS USED FCR CONTROL ANC IS DERIVED FRON A PROTECTION C~AINEL, ISOLATION HUST BE PROVIDED.
- 5. -":s PAWING ILLUSTRATES THE FUNCT:CIIAL PEOUIPEl1ENTS OF THE REACTOR CCNTPOL AND PROTECTION SYSTEl1. THIS DRAv;IIIG ODES IIOT REP'iESEl*H ACTUAL H.ARDWARE !IIPLEl 11E\\TATI01*1, REFER TO -"E APPLICABLE SCHE11ATIC.
- 6. A_L TINE DELAY TIIIERS IN A PROTECT CN S~T SHALL START SlflULTANEOUSLY UPON RECEIPT OF T"E FIRST VALID LCW-LOW LEVEL SIGNAL.
- 7. -1r1s DELAY ASSOCIATE] WITH HIGHEST PEACTOP POWER 03SEPVEO DUPING TPANSISNT SHALL BE JTILIZEO WITH ZERC DELAY FOR POWER GRATER THAN CR EQUAL TO SC::.
- 8. STEAf1 GENERATOR LOW-_OW LEVEL TlflER ACTLIATED 'INACTIVE FOR POWER GREATER THAN OR EQUAL TO SO%*.
- 9. PROTECTIOl1 GRADE SIG~AL EQUIVALEl1T TO RSACTOR POWE'i.
~-~~- REFERENCES WE DWG PG&E DWG I. FUI.CTIOl*IAL LOGIC DIA1~RAH 11,1 E,. Al*ID S'il,130LS 5653C74-I 495271 ?, Flll,CTIOIIAI I OGIC nlAGRAH RF ACTOR TRIF SIGIIAI S "ili"i3r,74-? 495272
- 3. FU~CTIONAL LOGIC DIAGRAl1 NUCLEAR INSTR AND MANUAL TR:F SIGNALS 5653C74-3 495673 4, FU~CT I OIIAL LO[; IC DI AGRAII IIUCLEAR I IISTR PERl,11 SS IVES All BLOCKS ______________________________ 5653C74-4 _________ 4952 7 4
- 5. FUI* CT I OIIAL LOGIC O I AGRAl*I PR I l,IARY cc,oLA H SIS TEN TR IP S: ~IIALS ------------------------------- 5653C74-5 _________ 4952 75
- 6. FUl,CTIOl*IAL LOGIC DIAGRAH PRESSURl=ER T~IF SIGIJALS 5653C74-5 495276
- 7. FU~CTIOIIAL LOGIC DIAGRAl1 STEAl1 GEIIERAT R TRIP SIGNALS 5G53C74-7 495E77 8, FUI CT I OIIAL LOGIC O I AG RAH SAFEGUARDS ACTUAT I 011 SI GIIALS ----------------------------------------- 5653C74-8 _________ 4952 78
- 9. fUI.CI IOl*IAL LOGIC UIAGfiAH fiUU COIi i HULS MIU HOU 8LOCKS
'JG'J.ic/4-9 4908 /9 10, Flll,CTIOIIAI I OGIC nlAGRAH STFAII nllllP cO'ITROI 'ili'i3r,74-IO 49'iPAO I I. FUICT I Olt~L LOGIC DI AGR/111 PRESSURIZER P,ESSURE 1\\l,ID LEVEL COIITROL __________________________ 5653C74-I I ________ 495E 8 I 12, FU~CT I OIIAL LO[; IC DI AG RAH PRESSURIZER HEATER COllTROL
5653C74-I 2 ________ 495282 I 3. FUI CT I 01 IAL LOGIC O I AGRAII FEEDWA TER COl*ITROL AIID I SOLA-I 011
5653C7 4-I 3 ________ 4 95 E 8 3 1,1. FUl*CTIOl*IAL
- 15. FU~CTIOIIAL
- 16. FUl,CTIOl*.IAL 17, FUl,CTIOIIAL LOGIC LOGIC LOGIC LOGIC DI A1GRAH DI AGRAII DIAGRAH DI AGRAII FEEDWATER C IJTROL Al1 ISOLA-1011
'19528'1 AUXILIARY FEEJWATER PLJl,IPS s-.ARTUP ---------------------------------- 5G53C7 4-15 ________ 495285 TUR6111E TRIPS, RUIJBACKS & S GIJ.ALS 5653C74-16 495686 Ai'ISAC SI GIIAL S --------------------------------------------------------------- 5 6 5 3C 7 4 - I 7 ________ 4 9 5 2 8 7
- 18. FUl,CT I OIIAL LOGIC O I AGRAl*I SE I S111 C TR IF ----------------------------------------------------------------- 3759[177 ____________ 495288
- 19. FUl,CTIOIIAL LOGIC DIAGRAH DIGITAL FW CO'IT SYS INPUT S:GIJAL VALIDATION 5653C74-18 495289
- 20. FU~CTIOIIAL LOGIC DIAGRAl1 DIGITAL FW CO~T SYS FW FLOW CONTROLLER & Cv DEMAND 5653C74-19 495890
- 21. FU~CTIONAL LOGIC DIAGRAH DIGITAL FW CO~T SYS CONT VCV SC:Q & TRACKING LOGIC 5653C74-20 49589 I
- 22. FUl,CTIOIIAL LOGIC OIAGRAII DIGITAL FW [(,'IT S'/S SIGIJAL SELC:CTOR LOGIC _______________________ 5653C7 11-21 ________,195892
- 23. DRAWIIIG IIIDEY SOLID STATE FROTECTIOl,I SYS IIITERCOl,IIIEC-1011 & SCHEH. DIAG,Al1 08D442-1 ________ 4585G2 STEAM GENERATOR HI-HI LEVEL STEAH GENERATOR 2 I _ I I I/
STEAH GENERATOR 3 I _ I IV I I STEAH GEIIERATOR 4 I I I IV
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/L(\\ ( 7? 9 A' --s ~ KEY D\\G, DATE 0,1 - 2 3 - 2 0 I 3 lJ. lJ. F xC2 P. E. -~- ( -'T T\\--..,_-1 T J------/ 2/ 3 2/ 3 &---I ( C f---<I TURBINE TRIP AND FEEDWATER :SOLATIO~ P-14 .'SHEET 131 SECTIOI. 3 REVISION DESCRIPTION REVISED PER DDT-4*683 I 0 41_'T -T\\--4l---l 2x 3 C f---<I NUCLEAR SAFETY RELATED U II I T 2 I & C FUNCTIO~AL LOGIC DIAGRAM STEAfl GENERATOR TRIP SIGNALS 1.:- -.-\\1.,---,._ =-***,,..:=-= F*I.* PACIFIC GAS AND ELECTRIC COMPANY SAN FRANCISCO, CALIFORNIA DWG SCALE: BILL OF MAT_: SUPSDS: 6531 *:JS-7 SUPS Bf: SHEET 495877 PAGE C 6 0 0 UI <195847 FOLD FOLD ~ r-- 3 r-- a UC 0 UC CT 'T OLD~ UL04 CUT -}}