ML23241A777

7 to Updated Final Safety Analysis Report, Chapter 7, Figure 8.3-10, Drawing 437626, Rev. 34, Sheet 1, Electrical Schematic Diagram 4160V Bus G Automatic Transfer

ML23241A777
Person / Time
Site:	Diablo Canyon
Issue date:	05/25/2023
From:	Pacific Gas & Electric Co
To:	Office of Nuclear Reactor Regulation
Shared Package
ML23241A052	List: DCL-23-044, 7 to Updated Final Safety Analysis Report, Chapter 9, Figure 9.4-10, Drawing 512904, Revision 15, Mechanical Air Monitoring Technical Support Center and Post-Accident Sampling System Air Flow Diagrams ML23241A053 ML23241A054 ML23241A055 ML23241A056 ML23241A057 ML23241A058 ML23241A059 ML23241A060 ML23241A061 ML23241A062 ML23241A063 ML23241A064 ML23241A065 ML23241A066 ML23241A067 ML23241A068 ML23241A069 ML23241A070 ML23241A071 ML23241A072 ML23241A073 ML23241A074 ML23241A075 ML23241A076 ML23241A077 ML23241A078 ML23241A079 ML23241A080 ML23241A081 ML23241A082 ML23241A083 ML23241A084 ML23241A085 ML23241A086 ML23241A087 ML23241A088 ML23241A089 ML23241A090 ML23241A091 ML23241A092 ML23241A093 ML23241A094 ML23241A095 ML23241A096 ML23241A097 ML23241A098 ML23241A099 ML23241A100 ML23241A101 ... further results
References
DCL-23-044
Download: ML23241A777 (1)

Text

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AUTO TRANSFER TO START - UP TRANSFORMER i;;ESET TRIP AUX ~RA~SF BKR 1 -

_I S_T_L EVEL-j TRIPHOTOll LOADBKRS 1,..

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!lliJO CLOSESTART - UPTRANSFBKR ENERGIZE AUTO-TR ANSFER TIMERS lli.Ll 41 60V ~us s~p!ON " G" AUT_(_J~A ! IC TR ANSF~R CKT ~o. GATH 1

4KVST -UPBusuv 4KVBus uv l

-I SEC roc1 TAB LE OF DE VIC ES DEVICE NO.

2K6 I 7 3HG I FUNCTION K6 I7/$ ]SAUX II MH,IG RELU DIESEL AUTO TRANSFER INTLOCKING REL AY Ol[S[LAUIOIRANSFERCONTROLRELAY RATHIG MFR Ol[S[l AUTO IRMISFER CLOSE REL AY I 25VOC SURT-1.F AUTO IRM6HR CLOSE RELAY I 25VOC 4HG I 4X START-1.F AUTO TRANSFER CLOSE AU~ RELAY I 25VOC 5HG l 3 SHRT *I.F AUIO IRANSHR TRIP RELAY 27HGOC DCCOtHRQ BUS LNJERVIJ._TAGE RELAY 27HGB I 4KVBUSCAUIO IRANSHRU/VRELAY 27HGB3,B44KVBUSG U/VIRIPRELAYl2nd LEVELI 2 7XH G82 4KV8USGSI A.RI DIESEL U!VAUXRELAY I25VOC 27HGT I 4KVBUSGUIVTR IPRELAYl l 5tLEVELI 4KVBUSGU/VIRIPRELAYl l stLEVELI NOTES I. TESTRELAYCONTACTOPENSOURINGTEST.

2, CONTAC TS ARE SHOWN IN RESE T POSIT ION.

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!REFDWGl ETR I 4!30 I IMERSET o 26SEC 782500 ELECTR I C RESET I 3~2925 I 3~2925 1342925 I 3~29 25 128.61 I-3e,RESl[ll.lL V(lUG( CH 128..61

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I 3~29 25 13 42925 128.61 128.61 13 42925 782500 ELECTR I C RESET IOPOLE S,IASS Y.

DWG NO DESCRIPTIONOFELECTSCHEMDIAGSYHBOLS&CIRCUITDESIGNATIONS SINGLE L I NE HE I ER & RELAY OI AG 4I60V SYS <BUS SECT F, G & HI ________ ~37533 TO START -UP r.TRANSF NO, 12 (t~

3.

SCH EH OI AG 4KV SYS AUTO TRANSFER !BUS SECT O ~ EI _________________ 437624

4.

SCHEH DIAG 4KV SYS AUTO TRMJSFER !BUS SECT Fl ____________________ 43762 5

5.

SCH EM DIAG 4KV SYS AUTO TRANSFER !BUS SECT HI ____________________ ~37627 6,

SCH EH DI AG 4KV BUS PO TENT JAL i SYNCHRONIZING I BUS SECT F, G ~ HI _____ ~376 1 4 7,

SCHEHD I AGAUXSALT.iATERPL.1-4PS _______________________________ 437594 SCHEH OI AG CONTAHJMENT SPRAY PU~S ____________________________ ~37590 SCHEHO I AGRESIDUALHEATREHOVAL PUI-IPS ________________________, 43759I

10.

SCHEM O!AGCHARG I NGPUMP 13 _______________________________ 4008756 II. SCHEMDIAGCHARGINGPUMPS II& 12_

437 595 12, SCHEM OI AG COMPONENT COOLI NG.iATERPUMPS _______________________ 437 593

13.

SCHEMOIAG4I60V8USOIFFERENT I AL _____________________________ 437617

14.

SCHEM DIAG AUX TRANSFORMER NO. 12 & ASSOC CKT BKRS, SH 2 _

15, SCHEMDIAGSTARI-UPIRANSf ORHERNO. I2& ASSOCCKTBKRS, SH2 ______ 43762 1 16, SCHEMOIAGDIESELGEN&ASSOCCKTBKRS. SH2 ____________________ 437666 17, SCHEMDIAGGENERATORCONTROLSH l ______________________________ 437557

18.

SCHEM DIAGGENERATORCONTROLSH2 _____________________________ 437 558 19, SCHEMDIAG4KVOIESELGENCONIROL5HI_

437579

20.

SCHEMOIAG25KVISOPHASE8USflOTOROPOISCS,i ___________________ 437 582 fa"""

t~ 3 PART I Al SINQ_!:_L_h_!_!_,J1_ _QJAGRAN 41 60V -~YS..!1_N _§US ;3~~.!_I O_N " G:

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SCHEHDIAGCONTAINMENTfANCOOLERS _____________________________ 437600 22.

SCHEM OIAG MAIN AWWNCIATOR SH 16 ----------------------------- 501 136 62H~3B B

RI 1 1 R2 T2 R3 13 R4 14 I

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?7XHGT EQU I PMEN T L OCAT IONS BTH I 07 TERMINA L 80XH l0 7

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ENGINEEREOSAFEGUARORELAYBOARDBUSG f!:!9 CONTROLBOAROENGJNEEREDSAFEGUAROBUSG cc

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SWITCHGEAR 4KV BUS G CUBICLE 5 RACK NUCLEARSAFEGUAROOUTPUTB RACK NUCLEAR SAFEGUARD TEST B TERMINAL BOXA408FOROEV I CE89XG L'¥' 1i'1

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MATCH CIRCLES 23, LOGJCOIAG4 I 60VBUSSECT IONG AUTOTRAtJSFER ____________________ 458864 24, SCHEMO IAGHAINANNUNCI ATORSH 25.

SI NCLELINEMETER&RELAYOIAG I 25VOCSY$ ______________________ _

27, LISTOFEOUIPMENTLOCATIONCOOES ______________________________ I Ol900

28.

SCHEMO IAGSSPSOUTPUT RE LAYS, TRAIN8 _________________________ 503088 29.

FUNCTIONAL DIAGRAMSMfR0,1GS __________________________________ 663 I 95 30.

SCHEMOIAGMAINANIWNCIATORSH26 _____________________________ 502 1 16 3 1, SCHEM DIAG cmnA l NMENT SPRAY l'()!OR OPERATED VALVES---------------

437604

32.

LIST OF ELECTRICAL DEVICES----------------------------------

050024 33. IIIRINGDIAGRAM-4KVSIIITCHGEARBUS ' G' ------------------------- 448586 (KT,

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!CONTAINMENT SPRAY PUl-f' NO. I I

~OTj:N_T.: IA l,_ ~OR AU_TO - TRANSFER & _1NG IN EERE_D SAF_1GUARD TJM_E_RS Ct;_T NO, GATH e~c NUCLEAR SAFET Y RELATED KE Y DWG. SECTION _ 2 _

P, G.& E. SYSTEM PH ASEA _sro8uENCE 34