ML23241A116

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7 to Updated Final Safety Analysis Report, Chapter 8, Figure 8.3-1, Drawing 441226, Rev. 34, Sheet 1, Electrical Single Line Meter and Relay Diagram Generator Excitation Main and Auxiliary Transformers
ML23241A116
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 05/25/2023
From:
Pacific Gas & Electric Co
To:
Office of Nuclear Reactor Regulation
Shared Package
ML23241A052 List: ... further results
References
DCL-23-044
Download: ML23241A116 (1)
v • d • e


Text

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TABLE OF DEVICES EQUIPMENT LDCA TI DNS DEVICE DESCRIPTION RATING MFR TYPE CATALOG OR REMARKS REF DWG

~ -:~~R:~~~R~~~~R~~N~R~~N~~~~D CONSOLE CH-STATION ELECTRIC CONTROL BOARD CENERATOREXCITATIONFIELDAMMETER 0-I500A IOOMVSHUNTDC Efw16-COl+I.JNICATIONTONERECEIVEREaUIPMENTRACKl6 CENERATOREXCITATIONFIELDAMHETER 0-I500A IOOMVSHUNTDC AUXTRANSFORMERN0.22AHMETER 0-3000A UNITFREQUENCYMETER 50-70HZ l'ESTINGIIOOSEKR3-24I 7I4B538AIO f/:illf -g~~L~sgp~m~~~GR8i~INET IN 12KV MG0S-2SKVIS0PHASEBUSDISCONNECTSWITCHM0TOR SYNCHROSCOPE I20V-60HZl'ESTINGIIOOSE Kl-24I I86A235AOI PCS-MAINTURBINECONTROLSYSTEMCABINET GENERATOR NEUTRAL VOLTMETER o-Iov,o-Ioov TRFM PMf35-MECHANICAL PANEL NO. 235 T

U1:m!lTRANSFORMERRG GENERATOR RELAY BOARD GENERATOREXCITHION FIELD VOLTMETER 0-150 5O0VA RVH -STATIONELECTRICALRELAYBOARD'D' GENERATOR PM GENERATOR VOLTMETER 0-600V 1:1 SEI-EXCITATIONSWITCHGEARCUBICLEI 120VAC ~-GENERATOR NEUTRAL TRANSFORMER CUBICLE REGULATOR BALANCE VOLTMETER I5-0-I5V TQA21-AUXILIARYTRANSFORMER21CONTROLCABINET SYNCHRONIZING!RUNIBUS/LINEYOLTMETER 0-I50V l'ESTINGIIOOSE KA-24I 29IB46IAl2 TQA22-AUXIL!ARYTRANSFORMER22CONTROLCABINET SYNCRONIZING(INCOMING>CENVOLTHETER 0-1501/ l'ESTINGIIOOSE KA-24I 29IB46IAl2 TQA22RXl,RX2-GROUNDRESISTORCAB4KVAUXTRANSF22X AUXTRANSFORMERN0,2IVOLTMETER 0-ISOV m~J:::~~!B::~** 0.9DPF ;~~~~~u~;~ ~O~~~U~~N~E~~~~~~TC~~ F:K~E~~~*T~:~;F 422Y AUXTRANSFORMERN0.22VOLTMETER PULSE INITIATOR 0-ISOV I20VAC l'ESTINGIIOOSE C0-2I IIIC285 I2FORAIIXTRANSFOIIER21)

BUILT-IN POWER SUPPLY TGMA-B --- MAIN TRANSFORMER 0A HV BUSHING ADAPTOR I000-0-IOOOMVARl'ESTINGIIOOSE KP-24I 409C7IIA62 2ELEMENT,30 TGMB-8 --- MAIN TRANSFORMER 08 HV BUSHING ADAPTOR AUXTRANSFORMERN0,2IVARl'ETER 0-40MVAR 2 ELEMENT ,30 TGMC-B --- MAIN TRANSFORMER 0C HV BUSHING ADAPTOR AUXTRANSFORMERN0.22VARMETER 0-ISMVAR 2ELEMENT,30 TVA2I-A,B1,C---AUX2ITRANSFORHERHVBUSHINGADAPTORSPHASEA,B&C 0-ISOOMW l'ESTINGIIOOSE KP-24I 409C7IIA37 2ELEMENT,30 THA22-A,B&C---AUX22TRANSFORHERHVBUSHINGADAPTORSPHASEA,BiiC AUX TRANSFORMER NO. 21 WATTMETER 0-60MW 2ELEMENT,30 I

I AUX TRANSFORMER NO, 22 WATTMETER 0-25MW 2ELEMENT,30 EIBAUX---DOBLEINTELLDIAGNOSTICDEVICEFORAUXXFMRSHVBUSHINGS I GENERATORWATTHOURMETER S7.7-240V,2.5.I.ISEAIIIWIIOOII ALPHA P3FB0I00 3ELEMENT,4WIRE I EIBl-tl---DOBLEINTELLDIAGNOSTICDEVICEFORMAINXFMRSHVBUSHINGS AUXTRANSFORMERN0.2IWATTHOURMETER I20V,2.5Al'ESTINGIIOOSE D2B-2F 2ELEMENT,3WIRE I rnaPPMI ---500KVOPENPHASECH.I I AUXTRANSFORHERN0.22WATTHOURMETER I20V,2.5Al'ESTINGIIOOSE 02B-2F I2FORAUXXFMR22l I rnOPPM2---500KVOPENPHASECH.2 I

I USEDIIITHYTD&\ITD I 2926048G09 (FORGENVARMETER)

I I

LEGEND I

I s BUSHINGCAPACITANCE&POWERFACTORTAP AUXILIARY POTENTIAL TRANSFORMER UNITFREQUENCYTRANSDUCER II5-II5/66,SY GE 55-65HZ EST'EllllE-AllllS YT-I557 760X99GI MM6284B 30 l'l-'r' GENERATOR VOLT TRANSDUCER lllllER[IISC* 000I2SB ORVTIIIIA2 I ELEMENT

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~

FIBER/ETHERNET MEDIA CONVERTER AMMETER TRANSFER SWITCH

~6~Ec--:-i,---'-""-'-"--l':'c~~"~~"':~"'~~"--,":~:,~':~~~~~~~~~~~~~R AUX TRANSFORMER NO. 21 WATT TRANSDUCER

+-~:~~:~~:~~:'--+":~~:~:~~CJ:---1'~~

I20V,5A lllllER[IISC*

0~1,~~9~r:,~~~~3li'l"~c+'~:

0001590li XL3Il5A2 2 ELEMENT,30

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~ VOLTMETER TRANSFER SWITCH AUX TRANSFORMER NO. 22 WATT TRANSDUCER I20V,5A lllllER[IISC* 0001590li XL3Il5A2 2 ELEMENT,30

---+f- TESTSWITCH

---jlf-@1, LIGHTNING ARRESTER ii OPERATING COUNTER AUXTRANSFORMER22GROUNDRESISTORBANK 4I60V,340!11'ESTINGIIOOSE l'W/I20AC,5.l./2-20mV3ELEMENT,30 OIJWJ W/VAR TD DEH INPUT GENERATOR WATT/VAR TRANSDUCER I20V,5A IN:S~EIES PWV lE/I2CM:/SPC/SM DWG.602050I-54

~~I-T-~~:.e_ MAIN TRANSFORMER \i"HT TRANSDUCER NOTES TOTLH :su~ING&-AUXILIARYTRANSFORHER22Yil/HTTRANSOUCER I. XLWV3IK5A2DOESNOTREQUIRETHEUSEOFANEXTERNALPHASESHIFTING SYSTEHiSCALING;.._AUXILIARYTRANSFORMER22XillATTTRANSDUCER TRANSFORMER FOR VAR METERING. 43PW MAINTRANSFORMERTESTSWITCH GE CPOIID

[NETWCJRK~AUXILIARYTRANSFORMER211i"ATTTRANSDUCER 2. TEST SWITCHES FOR 24.25/IA & 30/IA AUX CT'S ARE IN 'ISOLATE" 40G2 GENERATOR LOSS OF FIELD RELAY 2.03-569,0.l'l-lH l'ESTINGIIOOSE KLF-I 2926333AIO POSITION, THEREARENOCURRENTCONTRIBUTIONSFROMAUX TRANSFORMERS2I &22TOTHEUNITOVERALLDIFFERENTIAL 4IE AIRCIRCUITBREAKEREXCITERFIELD 600V,I600Al'ESTINGIIOOSE DB-50 EXCITATIONCl.l!ICLE RELAYS87U2&87UH2.

3. ISO-METERING IS NO LONGER FUNCTIONAL, REF. NOTIFICATIONMS0536645. 49HVAT2IWINOINGTEMPDETECTORAUXTRANSFORMER2IH,V. QIJALITROL 104-318-01 REFS 49LVAT2I1/INDINGTEMPDETECTt1iAUXTRANSFORMER2I LV, QUALITROL 104-318-01 REF.8 REFERENCES DWG NO, 49AT22X,Y \IINDINGTElt'DETECTORAUXTRANSFORlf:R22 REC NO.

49MT WINDING TEMP DETECTOR Ml.IN TRANSFORMER I. DESCRIPTION OF ELECT SCHEMATIC DIAG, SYM:lOLS Ile CKT DESIG ___ 050003 50NAT22X INSTRUMENTNEUTRALOVERCURRENTRELAY I-4A WESTINGIIOOSE SC 1876047 AUXTRANSFORMER22X

2. LIST OF EQUIPMENT LOCATION CODES ________________ I030I3 SONAT22Y INSTRUMENT NEUTRAL OVERCURRENT RELAY I -4A l'ESTINGIIOOSE SC 1876047 AUXTRANSFORHER22Y
3. SINGLE LINE METER Ile RELAY DIAG I2KV SYS BUS SECT D Ile E ____ 441227 SISTU2 UNITSTARTUPOVERCURRENTRELAY 0.5-2A l'ESTINGIIOOSE SC 1878393 STARTUP ONLY FLEX 4. SINGLE LINE METER Ile RELAY OIAG 4.I6KV SVS BUS SECT O Ile E ___ 441228 59NG2 GENERATORNEUTRALOVERVOLTAGERELAY 5.4-20V l'ESTINGIIOOSE CV-8 I83A205Al5 RUNNING OISCL!Nl 5. SINGLE LINE METER Ile RELAY DIAC 500KY SWITCHYARD ________ 56654 sv 1956708 STARTUP ONLY 6.DELETED 59STIG2 UNITSTARTUPOVERVOLTAGERELAY 70-I60V l'ESTINGIIOOSE sv 1876094 STARTUP ONLY
7. SINGLE LINE DIAGRAM FOR STATION AUXILIARIES __________ 441220
8. MFR owe. UNIT AUX TRANSFORMER 21 li!ANUAL ____________ 6015581-11 59ST2G2 UNIT STARTUP V/Hl OVERVOLTAGE ALARM RELAY II~08\ I 1t~Z .t/ GE s,v I2STVIIAIA ALARM ONLY 9.ISO METERING MFR Dir/GS ______________________ 6015565-12 CV-25 90B572A22 SHORT TIME
10. OPEN PHASE PROTECTION MFG DWGS _________________ 6024618 63AT2I AUXTRANSFORMER2ISUDDENPRESSURERELAY REFS AUXTRANSFORMER2I 63AT22 SUDDENPRESSUREDEVICE AUXTRANSFORMER22 900-009-63 MAIN TRANSFORMER 64G2 GENERATORFIELDGROUNDDETECTOR 663293-26 78G2 GENERATOROUTOFSTEPRELAY 663102-64 BEl-8I0/U TRIPSUNIT'S500KVBKRS 290B225AIO 0,I4AMINPICKUP 1875376 292B024A09 SIRU UNITRUNBACKRELAY PART OF GEN STATOR COOLING PROTECTION ffi~ 32G2A,B GENERATOR REVERSE POWER RELAY I20VAC l'ESTINGIIOOSE CRN-I 2908038A09

~ 1:~

RFMl,2 RADIOFREQUENCYMONJTOR IS0-I,2 ISO METER I20V ~ WIRE 30 PS I GUAD 4+ REF. 9 EEW30 I

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I I

'" I REMOTE COMM I 5B7-2A,2B SOOKV TIE LINE DIFF RELAYS 125 voe GH:-ALSTIOI LFCBI02 663102-63 i (~UX XFM:!~K-UP i I I BTAGDMCONN I

I I

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~'-"i_~t--*~*-"_'_"_"_'_'"_'"_"_'_c,_e_,_*e_,_,._e,_oa--+---+-'-"_"-+-__,_'__-,_"_'-_-+-"-e_,_,,_c_ _~l-I I

I I rn~=~ MAIN TRANSFORMERS HY BUSHING CAP TAP DOBLE 03 c_ I45I _0I BTA COM CONN ~

r::=-=--==--=--=-----=---_,-l:;crn,>i,cj-Bi_j"'c'"°"'R'_'_'°"'R'_'_P"'"'"'"c"_*_'_'_'_'_':_c==:-i==:--.,cl,cy'-,j,,,,-::-,c,i,;.:_6;.,.,~'c"'"=_'_'"":_'"_,'=:-,!i~~

I I I I I I I 46TGM-I 500KV OPEN PHASE CH.I I PASSIVE DETECTION) I25VDC I I I ~6TGM-2 500KV OPEN PHASE CH,2 I PASSIVE DETECTION) I 25VDC I I CAUTION: THE46DEVICE IL _______ JI MAY BE A SOURCE OF I 46TGM- I I 500KV OPEN PHASE CH. I IACTIVE DETECTION I I 25VDC 1:-=~s CRI0-9068 I0 ENERGY.

l ~6TGM-21 500KV OPEN PHASE CH,2 IACTIYE DETECTIONI --~~~~--~~~~~:~-~0~1----1~-------------- ,crr-

"' ll SC-SCIENTIFIC COLUlflUS,AN ESTERLINE CO.

14ATCHCIRCLE MITCH CIRCLE

  • 1 --- Ill.IN 500KV r*

MIDWJ.Y REFN0,3 REFN0.4 TRMISFOliMER BUSl<<l,I LINEl<<l.2 SYNCHRONilINGPOTENTIAL 420KV 11' KEY DWG. SECTION_I_C_

UNIT 2 SINGLELINEHETERANDRELAYOIAGRAM GENERATOR EXCITATION MAIN AND AUXILIARY TRANSFORMERS 34

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