ML23241A446

7 to Updated Final Safety Analysis Report, Chapter 7, Figure 7.3-48, Drawing 441246, Revision 23, Electrical Schematic Diagram Generator Control, Sheet 1

ML23241A446
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 ... further results
References
DCL-23-044 441246, Rev 23
Download: ML23241A446 (1)

Text

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IUNITSTART-UPOVERCURRENTTRIPI I INDICATION I TABLE OF DEVICES CATALOG OR DEVICE NO. FUNCTION RATING MFR TYPE REMARKS REF DWG 349-01~ P 5 l'!e_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _"'_N_U\_L- - - - - - - - - - - - - - - - - - - - - . - - - - - - - - - - - - - - - - - - - - P ~ S ~ L- " - - ~ 21G2 21XIG2,21X2G2 GENERATOR BACK-UP RELAY GENERATOR BACK-UP AUX RELAY 125VDC WESTll<<il<<lUSE AR FORCOILSEEREF24 606B02BA09 OOJlLEIIIITSEENOTE4 P51 C..C. 21YG2 GENERATOR BACK-UP AUX RELAY 125VDC WESTll<<il<<lUSE AR 606B017A09 SEENOTE4 21ZG2 GENERATOR BACK-UP AUX RELAY 125VDC WESTll<<il<<lUSE AR 606B017Al5 SEENOTE1 7BG2 GENERATOROUTOFSTEPRELAY 2 FORCOILSEEREF24 7BXG2,78YG2 GENERATOROUTOFSTEPAUXRELAY 125VDC WESTll<<il<<lllSE AR 606B017A09 SEENOTE4

'°1 27G21DC GENERATOllDCCOOBUSUNDERVOLTAGERLY 125VDC WESTll<<il<<lllSE SG 293B254A20 27G2 GENERATORUNDERVOLTAGERELAY 2 FORCOILSEEREF24 DWG 500783 27XG2 GENERATORUNDERVOLTAGEAUXRELAY 125VDC WESTll<<il<<lUSE MG-6 289B360A20 27YG2 GENERATORUNDERVOLTAGEAUXRELAY 125VDC WESTll<<il<<lllSE MG-6 289B360A20

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51STU2 41E/ASX 43U2/RCO 46G2 GEIERAIOO EXCIIER FIELDBREAKERAUXRLr RELAYCUTOUTSWlTCH GENERATORNEGATIYESEQJJENCERELAl FORCOILSEEREF24 59G2 Po i 12 16 20 14 1e 10 i 46XG2 46YG2 GENERATORNEGATIVESEllUENCEAUXRELAY GENERATORNEGATIVESEllUENCEAUXRELAY 125VDC WESTll<<il<<lUSE AR DOUBLE UNIT 606B02BA09 SEENOTE4

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'I IIVI' 51STU2 51XSTU2 UNITSTART-UPOVERCURRENTRELAl UNITSTART-UPDVERCURRENTAUXRELAl 125VDC WESTll<<il<<lllSE 2 FORCOILSEEREF24 606B017A09 SEENOTE4

't-~-+--~ ' 59G2 GENERATOROVERVOLTAGERELAY 2 FORCOILSEEREF24

59XG2 GENERATOROVERVOLTAGEAUXRELAY 125VDC WESTll<<il<<lllSE AR 606B017A09 SEENOTE4

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' 59NG2 59NXG2 GENEIIATORNEUTRALOYERVOLTAGERELAl GEllRAIOONEUIRALO'/ERl'llTAGEAUXRELU 125VDC WESTll<<il<<lllSE AR FORCOILSEEREF24 606B017A09 SEENOTE4 59NYG2 GEllRUCNINEUIRALO'/ERl'llTAGEAUXRELU 0. 2/2A GENELEC HAA 12HAAl5A4F 69XIP ISIJ'HmBUSCOOLIWGPERMISSIVERELAY 125VDC WESTll<<il<<lllSE SG 1342925 69XMT2 MmTIWSFMRCOOLIIIGPEIIIISSIVERLr 125VDC WESTll<<il<<lll'iE MG-6 289B360A20 81G2 BASLER BEl-810/LJ-FFORCOILSEEREF24 GENERATORUNDERFREQIJENClRELAl T3EEIJA8NO 81XG2 GENERATORUNDERFRElll.JENCYAUXRELAY 125VDC WESTll<<il<<lllSE AR 606B028A09 DOUBLE SEENOTE4 UNIT 81YG2 GENERATORUNDERFRElll.JENCYAUXRELAY B6G21 UNlTTRIPLOCKOUTRELAY 125VDC WESTll<<il<<lllSE WL 87UH2 lll!TO'IERALLDIFFEREIITIALll\i\R~ICIRLY B7XUH2 llllTO't'EIIALL DIFFERENIIM. !HMIOIICI IJJIRLY 125VDC WESTll<<il<<lllSE AR B9XE l5KVltllOHCfERATEDDIS~NECTSWAUXSW 552X 500KVPCBAUXILlARYRELAY 125VDC WESTll<<il<<lll'iE MG-6 125VDC WESTll<<il<<lUSE MG-6 511BFX2-542 is~~\m~ 542 BREAKER FAILURE 125VDC MVAJ21 511BFX2-642 SOOKYHVCB642BREAKERFAILURE AUX.RELAY 594G21 500KVBKRFAILURETIMER/LINE 125VDC WESTll<<il<<lllSE AR CHANNEL"A'TRIPRELAY 594L-2D DIR.OC&GNDDIR.OCTRIPRELAY

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NSL-o----------->---------~>--------------------------------'~--------+-------+----------------=

!!.Q CIRCUIT NO. GM2 NSL ~ ~

587-28 594L-2A SOOKVTIELINEDIFF.RELAY SOOKVLINESET'A'TRIPRELAl GEC*ALSTHOM 594L-2B SOOKVLINESET"B"TRIPRELAl 500KV BKRFAIL SOOKVLINE DIR.CC 500KVBKR TIMER/LINESETA!,B  !,GND FAILURE (HARMONIC) SB.35Hz57.95Hz57.55Hz BREAKER CLOSED BOTH BKRS OPEN CH.A TRIP TRIP DIR. DC Tl~ER TRIP ~TCH 1!SEC 31SEC 7,7SEC

,-~~~~--,=~~~ TRIP 51CIRCLE REF24 p51!l!l

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" P63 P63 e,o t~

e,o A2 P56 Mil.TCH EEWJO

__ 69XMT2 __ _

4 CIRCLE THISDIIG I I 78XG2I

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,0 GG RG PSI PSI i i

)~EW30 22

~TCH NOTES EQUIPMENT LOCATIONS: N51 CIRCLE REF24 co CONTROL BOARD MA IN GENERA TOR RO GENERATOR RELAY BOARD LJNlTSTART-UP OVERCURREWT O.C. TRIP GENERATORBACK-LJPUNITOVERALLGENERATORCENERATOR TRIP D%~rJl~L1t'\1p ~~&tiii~~

500KV FRUE~lffEi(y PCB TRIP -4. ADJUST MINIMUM PICK-UP TO 70 VOL TS RVHD STATION ELECTRIC RELAY BOARD D ~

,Jill TERM! NAL BOX No. 7 500KV SWYD ATJOBSITE. ~ 500KV CONTROL BOARD No. 16 500KV SWYD. )...

CKTr<<l, AV28080 AV28050 AV2804D AY2821D Al28DID Al2802D AY2825D AY2826D AD2801D AY28270 AY28240 AY28430 5. SET ICSTARGETON2AMPSTOPREVENT EW542 500KV PCB SW542 OPERATING MECH. CONTROL CAB. 8 C ICSSEAL-IN\IIHEN43U2 IS IN TEST. P.G.!,E. SYSTEM E..\ti..§ 500KV RELAY BOARD No. 16 500KV SWYD.

PH/I.SE SEQUENCE

~ GENERA TOR CONTROL CONSOLE A-C-B GENERATOR GENERATOR REFERENCES ~ EXCITATION SWGR CUBICLE I KEY DWG. SECTION_5_

UNDERFRElllJENCl NEGATIVE SEQUENCE UNIT 2 86G2 86G21 21XIG2 21X2G2 BIXG2 81lG2 46XG2 46lG2 .uM.lJ TERM BOX A41 I FOR DEVICE 89XE SEEREF30 SEEREF30 SEEREF30 SEEREF30 SCHEMATIC DIAGRAM GENERATOR CONTROL 441246 23