ML20268B176

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5 to Updated Final Safety Analysis Report, Chapter 8, Drawing 441226, Rev. 33, Sheet 1, Electrical Single Line Meter and Relay Diagram Generator Excitation Main and Auxiliary Transformers
ML20268B176
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 06/30/2020
From:
Pacific Gas & Electric Co
To:
Office of Nuclear Reactor Regulation
Shared Package
ML20268B299 List: ... further results
References
DCL-20-075
Download: ML20268B176 (1)
v • d • e


Text

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  • 6 2 8 4 B VTD UNIT VOLT TRANSDUCER 0-1 50V NOLLER OR SC*

0001288 OR VTI IOA2 I ELEMENT VTD GENERATOR VOLT TRANSDUCER O - I 50V NOLLER OR SC* 0001288 OR VTI IOA1 I ELEMENT FIBER/ETHERNET MEDIA CONVERTER AMMETER TRANSFER SWITCH SEE-~ VARTD GENERATOR VAR TRANSDUCER 120V, 5A NOLLER OR SC* 000759 OR XLWV31K5A1 1 ELEMENT,30 WATT/VAR COMB NOTE I f-~W_T_D~+-G-EN_E_R_A_T_OR_W_A-TT_T_R_A~NS~D-U-C-ER--------/-1=2=o~v~.=5A~rN~OL=LE~R=oR=sc~*+----ro~oo~7~59~0~R~X~Ll~IK=5~A1+c2c-c-E~LE~M~E~N=T~,3~0c--------j VOLTMETER TRANSFER SWlTCH X TEST SWITCH ---j I f-@1, LIGHTNING ARRESTER & OPERATING COUNTER NOTES I. XLWV31K5A2 DOES NOT REQUIRE THE USE OF AN EXTERNAL PHASE SHIFTING TRANSFORMER FOR VAR METERING.

2. TEST SWITCHES FOR 24.25/IA & 30/IA AUX CT'S ARE IN ISOLATE

POSITION. THERE ARE NO CURRENT CONTRIBUTIONS FROM AUX TRANSFORMERS 21 & 22 TO THE UNIT OVERALL DIFFERENTIAL RELAYS 87U2 & 87UH2.

3. ISO-METERING IS NO LONGER FUNCTIONAL, REF. NOTIFICATION °50536645.

REFERENCES DWG NO. I. DESCRIPTION OF ELECT SCHEMATIC DIAG, SYMBOLS & CKT DESIG ___ 050003

2. LIST OF EQUIPMENT LOCATION CODES ________________ 103013
3. SINGLE LINE METER & RELAY DIAG 12KV SYS BUS SECT D & E ____ 441227
4. SINGLE LINE METER & RELAY DIAG 4. 16KV SYS BUS SECT D & E ___ 441228
5. SINGLE LINE METER & RELAY DIAG 500KV SWITCHYARD ________ 56654
6. DELETED
7. SINGLE LINE DIAGRAM FOR STATION AUXILIARIES __________ 441220
8. MFR DWG. UNIT AUX TRANSFORMER 21 MANUAL ____________ 6015581-11
9. I SO METER I NG MFR DWGS ______________________ 60 I 55B5-I 2
10. OPEN PHASE PROTECTION MFG DWGS _________________ 6024618 CC3 V

SS-1 ,H-SS-1 f-----.-o-----"f----<1-.----i SYN f--..----i V INC J SS-1 ~SS-1 vs I RUN 16;- .2.~ SS-1 CG r- "-r-------f-------z--: MAIN 500KV MIDWAY TRANSFORMER BUS NO. I LI NE NO. 2 SYNCHRONIZING POTENTIAL KEY DWG. SECTION IC DATE 0 I 2020 D. D. ZNS4 R. E. RXG2 I. V. N/A P. E. NIA WTD AUX TRANSFORMER NO. 21 WATT TRANSDUCER 120V,5A NOLLER OR SC* 000759 OR XL31K5A1 2 ELEMENT,30 WTD AUX TRANSFORMER NO. 22 WATT TRANSDUCER 120V,5A NOLLER OR SC* 000759 OR XLJIK5A1 2 ELEMENT,30 VTD EXCITATION FJELD VOLTAGE TRANSDUCER ATD EXCITATION FIELD CURRENT TRANSDUCER TACH GEN TACHOMETER 0-2500RPM RES AUX TRANSFORMER 22 GROUND RESISTOR BANK 4160V, 340ll WESTINGHOUSE 1 RESISTOR IN PARALLEL W/VAR TD DEH INPUT GENERATOR WATT/VAR TRANSDUCER 120V,5A MOORE INDUSTRIES PWV PWV/120AC,5A/1-101111/ 3 ELEMENT, 30 3E/120AC/SPC/SM DWG. 602050 I -54 21G2 GENERATOR BACKUP RELAY SCHWEITZER SEL-221 G 221 G00-4156MHGB 27G2 GENERATOR UNDERVOL TAGE RELAY 55 140V WESTINGHOUSE CV 2 1875508 SHORT TIME 43PW MAIN TRANSFORMER TEST SWITCH GE SB - I CPD I ID 40G2 GENERATOR LOSS OF FIELD RELAY 1.08-560,0,79-IOil WESTINGHOUSE KLF-1 292B333A I 0 41 E AIR CIRCUIT BREAKER EXCITER FIELD 600V, 1600A WESTINGHOUSE DB-50 EXCITATION CUBICLE 46G2 GENERATOR PHASE BALANCING CURRENT RELAY 3-5A WESTINGHOUSE COQ 1956207 TRIPS UNIT'S 500KV BKRS 49HVAT2 I WINDING TEMP DETECTOR AUX TRANSFORMER 21 H. V. QUALITROL 104-318-01 49LVAT2 I WINDING TEMP DETECTOR AUX TRANSFORMER 21 L.V. QUALITROL 104-318-01 49AT22X,Y WINDING TEMP DETECTOR AUX TRANSFORMER 12 49MT WI ND I NG TEMP DETECTOR MA IN TRANSFORMER 50NAT22X INSTRUMENT NEUTRAL OVERCURRENT RELAY l-4A WESTINGHOUSE SC 50NAT22Y INSTRUMENT NEUTRAL OVERCURRENT RELAY I -4 A WEST I NG HOUSE SC 51STU2 UNIT STARTUP OVERCURRENT RELAY O. 5-2A WESTINGHOUSE SC 59NG2 GENERATOR NEUTRAL OVERVOLTAGE RELAY

5. 4-20V WESTINGHOUSE CV-8 59NSTG2 GENERATOR NEUTRAL OVERVOLTAGE RELAY 7 - I 6 V WEST I NG HOUSE sv 59STIG2 UNIT STARTUP OVERVOLTAGE RELAY 70- I 60V WESTINGHOUSE sv 59ST2G2 UNIT STARTUP V/HZ OVERVOLTAGE ALARM RELAY 120V, 15-72HZ GE I. 8-2. 5V/HZ STV 59G2 GENERATOR OVERVOLTAGE RELAY 12~~2~~:~isT WESTINGHOUSE CV-25 63AT2 I AUX TRANSFORMER 21 SUDDEN PRESSURE RELAY QUALITROL 900-003-02 63A T22 SUDDEN PRESSURE DEV I CE QUAL I TROL 900-003-02 63FP SUDDEN PRESSURE DEVICE QUALITROL 900 64G2 GENERATOR FIELD GROUND DETECTOR WESTINGHOUSE D-3 7 8G2 GENERA TOR OUT OF STEP RELAY GE OST BIG2 GENERATOR UNDERFREQUENCY RELAY 100/120V AC BASLER T3E-EIJ 40-70HZ A8NOF B7G2 GENERATOR DIFFERENTIAL OVERCURRENT RELAY 5A, 60HZ WESTINGHOUSE SA-I B7U2 UNIT OVERALL DIFFERENTIAL OVERCURRENT RELAY Oj5~io1A 1i~~E WESTINGHOUSE C0-9 87UH2 UNIT OVERALL DIFFERENTIAL OVERCURRENT 4.0A H.R.

WESTINGHOUSE HARMONIC RESTRAINT RELAY 4-16A INST HRU B9 15KV ISOPHASE BUS MOTOR OPERATED DISCONNECT SW 51RU UNIT RUNBACK RELAY 32G2A, B GENERATOR REVERSE POWER RELAY RFMl,2 RADIO FREQUENCY MONITOR IS0-1,2 ISO METER 587-2A,2B 500KV TIE LINE DIFF RELAYS TVA21-A, AUX 21 HV BUSHING CAP TAP ADAPTOR B,C THA22-A, AUX 22 HV BUSHING CAP TAP ADAPTOR B,C HKP 0-6.0A ROCHESTER ET-1000L/U I 20V AC WESTINGHOUSE CRN-1 WESTINGHOUSE 120V,4 WIRE,30 PSI GUAD 4+ 125 voe GEC-ALSTHOM L FCB I 02 DOBLE DOBLE REF 8 REF.8 1876047 1876047 1878393 183A205Al5 195670B 1876094 12STVI IAIA 90B572A22 REF 8 900-009-63 663293-26 663102-64 BE I -81 0/U 290B225AIO 1875376 292B024A09 290B038A09 663298-58 REF.9 663102-63 03C-I 450-0 I 030-1523-0 I REC NO. AUX TRANSFORMER 22X AUX TRANSFORMER 22Y STARTUP ONLY RUNNING STARTUP ONLY STARTUP ONLY ALARM ONLY SHORT TIME AUX TRANSFORMER 21 AUX TRANSFORMER 22 MAlN TRANSFORMER TRIPS UNIT'S 500KV BKRS

0. 14A MIN PICKUP PART OF GEN STATOR COOLING PROTECTION BTA GDM CONN IEEE TYPE T BTA GDM CONN LAPP PRC FOLD f-----+------------------1-------l-'---+----+------+------------j*

TGMA-B ~ - TGMB-B MAIN TRANSFORMERS HV BUSHING CAP TAP DOBLE 03c_ 1451 _01 BTA GDM CONN ~ w TGMC-B ADAPTOR FOR PHASE A, B & C IEEE TYPE A ! ~ f-:-.C..C=------==----+------------------1-------+-'---+----+------+------------jc_ 46TGM-I 500KV OPEN PHASE CH. I ( PASSIVE DETECTION I I 25VDC SEL 24 I I IO PSS TECH COMPONENT: SEL 2411 46TGM-2 500KV OPEN PHASE CH. 2 ( PASSIVE DETECTION I I 25VDC SEL 24 I I IO PSS TECH COMPONENT: SEL 2411 i...",___,_-___:::....[__::_:_:.::..:_~~~=-::.:::_::_:_:..::_::::..:..:_:_:::_::::..:..:_::_----1___:..::_::---=-::_---1-~~~--l----=-___:___:+--___:::__--+------------J-~-.OL-lf4 46TGM-I I 500KV OPEN PHASE CH. I (ACTIVE DETECTION I I 25VDC IN1~1Li~t1s CRI0-9068 IO PSS TECH COMPONENT: CRIO f-------l------------------1-----+"-\\Nci-Ali'i!C:CON'i-'Alc-"---/----+-----+-------------1 OLD4 46TGM-2 I 500KV OPEN PHASE CH.2 (ACTIVE DETECTION I I 25VDC INSTRUMENTS CRI0-9081 IO PSS TECH COMPONENT: CRIO cu,

  • SC-SCIENTIFIC COLUMBUS,AN ESTERLlNE CO.

REVISION DESCRIPTION Revised Per DDN-2*1779 UNIT 2 ELECTRICAL SINGLE LINE METER AND RELAY DIAGRAM GENERATOR EXCITATION MAIN AND AUXILIARY TRANSFORMERS DIABLO CANYON POWER PLANT PACIFIC GAS AND ELECTRIC COMPANY SAN FRANCISCO, CALIFORNJA Ul=437529 DWG SCALE: BlLL OF MATL: SUPSDS: SUPSO BY: DRAWi NG SHEET PAGE REV 441226 0 33}}

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