ML21305A113
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'U 0 .o 'o o, _ N "' ' <( "1- - ,;;;;r CJ) ** SJ"r<1L II LC1 (]) o:: sr '1J w sr :::J f-VlZD <( 0<( 0:: OU 4NPG 4 size 125V DC DISTRIBUTION PANEL NO. 23 (REF 51 72-231 I 72-2312 2 5 0 0 250 2 3 4 5 C' 0: 6 480V MCC BUS "ZH" (REF 6) 480V MCC BUS "ZG" ( REF 13 l IOO )52-2H-64 70 .!QQ ) 52-2H-47 70 0 , ~ H64POOC 3-*2 ,------------------------------------------------------------------------1 ,i,- H4 7POOA 2-*2 (A0,C01 -AV2927D I 3- 0 12 r----------- N L IJ A SSOI l I Ii ! r r; r 1 ,--, I >------j V NUCLEAR I 1 INSTRUMENT (VI X203 X19 X20,-......,,r-H-------s UPS 23 \\__'.-/ ~~ I 2P ) 10,20KVA B4 I IY23 SWITCH I X404 B401 ,----, I I V ) A INVERTER -~ I ---+---0 - 2 P I 225A I~ I 1'7' I ~I I STATIC SWITCH MANUAL BYPASS SWITCH B2 250A B801 f I_ - - - - - - - - - ~ ~3QQY00,300YOOA 4- 0 2/0 225 ) 52-2G-22 70 0 ,i,-G22POO 2-*2 (A0,B01 NUCLEAR INSTRUMENT REGULATING TRANSFORMER 23 10,20KVA TRY23 7 SD23 3 '--+--O,,---,_"---:{I::JJ:-7 3P~ F407 I ~ I ~ ~I... o-~--+l----------------------------~ -2P-I L ,i,- 3 I ID 2-350kcmi I ~ F408 F409 RECTIFIER F2 600A l F204 600A 400A X6 Bl 2P 350A NIS CHAN Ill CAB "C CONTROL POWER RNIC RACK NU PROT SET 3 CUB "A" RNP3A MISC INSTR TIC103-PMll7 RACK NU SFGD INPUT A RNSIA DEMIN & MAKE-UP WTR CONTROL CC2 CONT CONSOLE INSTR BUS SPARE SPARE AUX FW 22 INSTR HIC70,71, H01 RHR PMP 2-2 FLOW CONTROL LOGIC PM75A SFGD VENT LOGIC CABINET P0V2 SEISMIC ORTHOGONAL TRIGGERS ENST3A POST ACCIDENT MONITOR RACK RPAMl,ERFDS,RPAM2 23SPR* .-------~ I Q Q I ~ - _I XDCR2 XDCRI X7 XDCR4 _l_ XIO X16 X9 VIY23DCA COMPUTER YIY23DCA COMPUTER I Xl3)
- r XIS VIY23ACA COMPUTER 2311 2312 2-*10FU-2311 FU-23122-*10 I
I 0--------0 I I 2313 2314 2-*S FU-2313 ~ FU-2314 2-*10 2-*10 FU-2315 2~ 5 2~ 6 FU-2316 0--------o;; o-----------rr: 2317 2318 2-*10 FU-2317 .!" FU-2318 2-*10 NIS CHAN I I I CAB INSTR POWER RNIC RACK NU CONT 11c11 SET 3 CUB "B" RN03B SPARE RACK NU SFGD INPUT B RNSIB 2-. 10 FU-2319 2l!_9 2E_O FU-2320 2 O CHEM I\\, VOLUME CONT ~ ' -*I SYSTEM CNV MAIN CONT 2 3 2ol _ _____.,___---<l2-3 2o2---rr::::n---==------___:__:_@ B D I NS TR BUS FU-2321 .!" FU-2322 2-* 1 O STM GEN I 0% ATM INST rr::::::Il----- 0------- H I C 5 I 6 & H I C 5 2 6 FU-2323 2~ 3 2~ 4 FU-2324 _H0_I rr::::::Il----- o-----------rr: SPARE 2325 2326 2326R 2-* Io £.!!..::_2325 FU-2326 12E RCP 23 LEAKAGE 0----------<t----<l:- o-----------rr: ~ P R E S S I N S T R 2327 2328 lfiToJ XFMl57A 2-"12 FU-2327 FU-2328 1-*10 BACK-UP AIR SUPPLY 10% STM DUMP 2329 2330 I-* 12 STM GEN 2-2 PM307 2-* 12 FU-2329 FU-2330 2-* 1 O RWST LEVEL AUX I I I I RELA y p IC 233 I 2332 TRANS SWEJ!>BY FOR 2-* IO FU-2331 FU-2332 2- 012 CONT RM VENT ISOL AUX 233o3 _ _____.,___---<l2334 RLYS & PZR SAFETY RV 2-*12 FU-2333 .!" FU-2334 2_012 MONITOR POM2 IDWG 4331301 o------- POST ACCIDENT PNLS RCHMC & POPLS2 AND RVLIS PNL PM79 I / 27 I.J'YIT +-----0,=1~,}-~Tt-----{WI FU-01 PANEL 23 INSTR AC DISTR CHAN III PY23 10, 2WIRE, 120V ( ALL BKR' S ARE 20A, IP EXCEPT AS SHOWN I ALL FUSES ARE 30A EXCEPT AS SHOWN. I
- NOTE: 23SPR IS A SPARE BKR FOR FUTURE PENETRATION REDUNDANCY, IT IS NOT CONNECTED ELECTRICALLY TO THE PANEL BUS.
~~~ IOOA 11 300YOI 2-*110 XDCR3 X204 X15 YIY23ACA COMPUTER MONITOR LIGHT TERM BOX 8TH I I 0 MAIN CONT BO STATUS LIGHT CHAN IV & ERFDS,CNCS RADIATION MONITOR RACK RNRMS2 SPARE SPARE RADIATION MONITOR RACK "C" RNRMC SPARE AUX RELAY RACK "A" RNARA SPARE SPARE SPARE B3 I I I '----a 2 P o--+-1 ~ I OOA I I,i,- 300Y02 I 2- 0 1/0 I I I I I 23AII 23Al2 2 _*IO FU-23A I I,-----,, ,-----,, FU-23A 12 2 _*I 2 NEUTRON FLUX 23A ol 3-----1.._-2o-:;3A 4 XNM52, XNM54 2-*10~3Al3,-----,, ,----'. FU-23Al4 o_-----1.._-o _ o-----------rr: SP ARE 2-*8 ~3Al5 2~ 5 2~ 6FU-23Al6 o-----------rr: SP ARE FU-23Al7 2~ 7 2~ 8FU-23Al8 rr::::::Il----- o-----------rr: SP ARE FU-23A I 92~ 9 2~0FU-23A20 rr::::::Il----- o-----------rr: SP ARE 2-*10 FU-23A21 2~ 1 2~ 2 FU-2322 2-*10} 23A23 23A 24 FIRE ALARM CONT FU-23A23,-----,, ,-----,, FU-23A24 I-* IO PANELS P0FA, P0FB rr::::::Il----- o"-----1.._-o-Fu -23A25 2~ 25 23A26 F 23A26 2-*10 ~ U-2-*10 GENERATOR RELAY ~ BOARD ( 2 I RG Fu _23A27 23E7 23A28 TRANS SW EJPB FOR _,-----,, FU-23A28 2 -
- I 2 CONT RM VENT I SOL AUX rr::::::Il----- o----+--o_
RL YS ( U-1 I & PZR SAFETY RV FU-23A29 2~ 9 2~0 FU-23A30 MON I TOR POM I ( DWG 433130 l rr::::::Il-----
- o-----------rr
SP ARE ( SEE NOT E I I FU-23A31 2~ 1 2~ 2FU-23A32 rr::::::Il----- -:; o-----------rr: SP ARE ,,I I +----U:::::D-----'-------< w FU-01 PANEL 23A INSTR AC DISTR CHAN III PY23A 10, 2 WIRE, 120V ( ALL BKR' S ARE 20A, IP EXCEPT AS SHOWN ALL FUSES ARE 30A EXCEPT AS SHOWN. I KEY DWG. SECTION IC DATE 04-16-2018 D,D, IAZI R. E. FXC2 I. V. NIA P. E. NIA 9 10 C' a' 8 0' TABLE OF DEVICES DEVICE DESCRIPTION CATALOG/TYPE CONTACT REMARKS Xl2 UPS COMMON ALARM LATCH COMMON ALARMS FOR X7, X13, XIS, X19, X20, X203 & X404 X7 OUT OF SYNC/COMMON ALARM NON-LATCH CONTACT CLOSES TO ENERGIZE Xl2 X13 UPS FAN FAILURE/COMMON ALARM LATCH CONTACT CLOSES TO ENERGIZE X12 XIS UPS OVER TEMP/COMMON ALARM LATCH CONTACT CLOSES TO ENERGIZE X12 Xl9 REG XFMR OVER TEMP/COM ALM LATCH CONTACT CLOSES TO ENERGIZE Xl2 X20 REG XFMR FAN FAILURE/COM ALM LATCH CONTACT CLOSES TO ENERGIZE Xl2 X203 LOSS OF BYPASS SOURCE/COM ALM NON-LATCH CONTACT CLOSES TO ENERGIZE X12 X404 AC INPUT/RECTIFIER FAIL/COM ALM NON-LATCH CONTACT CLOSES TO ENERGIZE X12 X4 DC INPUT UNDERVOLTAGE RELAY NON-LATCH CONTACT CLOSES TO ENERGIZE X9 X6 INVERTER OUTPUT UNDERVOLTAGE RELAY NON-LATCH CONTACT CLOSES TO ENERGIZE XIO X9 LOSS OF BATTERY SOURCE ALARM LATCH N. C. - CONTACT OPENS TO ALARM XIO INVERTER FAILURE ALARM LATCH N. C. - CONTACT OPENS TO ALARM Xl5 LOSS OF AC OUTPUT VOLTAGE ALARM LATCH N.C. - CONTACT IN SERIES WITH X204 X16 STATIC SW TRANSFERRED ALARM LATCH N.C. - CONTACT IN SERIES WITH X17 Xl7 MAN BYP SW IN BYPASS POS ALARM NON-LATCH N.O. - CONTACT IN SERIES WITH Xl6 X204 AC OUTPUT UNDERVOLTAGE RELAY NON-LATCH N.O. - CONTACT IN SERIES WITH Xl5 27-PY23 PY23 UNDERVOLTAGE ALARM P&,B - TYPE CSJ MODEL 38-70010 NON-LATCH N.C. - CONTACT CLOSES TO ALARM 27-PY23A PY23A UNDERVOLTAGE ALARM P&,B - TYPE CSJ MODEL 38-70010 NON-LATCH N.C. - CONTACT CLOSES TO ALARM XDCRI DC INPUT CURRENT TRANSDUCER XDCR2 DC INPUT VOLTAGE TRANSDUCER XDCR3 AC OUTPUT CURRENT TRANSDUCER XDCR4 AC OUTPUT VOLTAGE TRANSDUCER 72-23BI DC INPUT BREAKER 52-23B2 AC OUTPUT BREAKER 52-23B3 AC OUTPUT BREAKER 52-23B4 BYPASS SOURCE DISC SWITCH 52-23B40 I AC INPUT BREAKER 52-23BBO I REG XFMR OUTPUT BREAKER RJS: 0 - 50mV DC RI S: 0 - I 50VDC RJS: 0 5 AAC RJS: 0 - 130VAC G.E. TYPE TJK, 350A G.E. TYPE THED124100, IOOA G.E. TYPE THEDl24100, IOOA G.E. TYPE TOD, 225A G.E. TYPE THED,l90A C.H. TYPE HJD, 250A 52-23SBOI REG XFMR TRANSFER SWITCH 600VAC, 75A, 3PDT BREAK-BEFORE-MAKE SWITCH F2 INVERTER FUSE 250VAC, 600A SEE DWG 066144 F204 STATIC SWITCH FUSE 250VAC, 600A SEE DWG 066144 F407 RECTIFIER FUSE 250VAC, 400A SEE DWG 066144 F408 RECTIFIER FUSE 250VAC, 400A SEE DWG 066144 F409 RECTIFIER FUSE 250VAC, 400A SEE DWG 066144 NOTES LEGEND 0 METER 0 ALARM RELAY BOARD lxocR I I TRANSDUCER rr::::::Il F U S E VIY23DCA PLANT COMPUTER COMPUTER INPUT NO. (8) BACK-UP OVERCURRENT PROTECTION FOR FUSES FOR LOAD INSIDE CONTAINMENT, REF DWG 451805 I. 52-PY23A30 JS DEDICATED FOR UNIT 2 SAFETY PARAMETER SYS COMPUTERS 21 & 22 AT RSPSC21 ISEE 445392 CIR 3A30YOOI, REFERENCES DWG NO. I. SINGLE LINE METER & RELAY DIAG INSTR AC SH *1 _________ 441241
- 2. SINGLE LINE METER & RELAY DIAG INSTR AC SH *2 441242
- 3. SINGLE LINE METER & RELAY DIAG INSTR AC SH *3 445390
- 4. SINGLE LINE METER & RELAY DIAG INSTR AC SH 05 445394
- 5. SINGLE LINE METER & RELAY DIAG 125V DC SYSTEM 441240
- 6. SINGLE LINE METER & RELAY DIAG 480V SYSTEM BUS SECT 2H 441239
- 7. SCHEMATIC D1AG-120V INSTR AC SYSTEM 4010037
- 8. SCI 20KVA UPS & REGULATING TRANSFORMER 6013738
- 9. INSTR AC DISTR PNLS 663341
- 10. DELETED
- 11. LIST OF ELECTRICAL DEVICES 050011
- 12. FED FROM LI ST ________________________ 02 I 768 13, SINGLE LINE METER & RELAY DIAG 480V SYS BUS 2G 441238
- 14. ONE LINE VENDOR DIAGRAM FOR PANEL PY23 6021760-223 15, ONE LINE VENDOR DIAGRAM FOR PANEL PY23A 6021760-229 REVISION DESCRIPTION Revised Per DFT-7*4485 NUCLEAR SAFETY RELATED UNIT 2 ELECTRICAL SINGLE LINE METER AND RELAY DIAGRAM 120V INSTRUMENT AC SYSTEM DIABLO CANYON POWER PLANT PACIFIC GAS AND ELECTRIC COMPANY SAN FRANCISCO, CALIFORNIA DWG SCALE:
BILL OF MATL: SUPSOS: SUPSD BY: DRAWi NG 445391 SHEET PAGE REV 0 31 U I =445291 ~ FOLD FOLD z ~ - i O"> ~ "' C <{) sr sr OLD4 cu,}}