ML20268B040

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5 to Updated Final Safety Analysis Report, Chapter 7, Drawing 437547, Rev. 49, Sheet 1, Electrical Single Line Meter and Relay Diagram 120V Instrument AC System
ML20268B040
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: ML20268B040 (1)


Text

{{#Wiki_filter:' C' 8 2 3 4 5 C' ' 6 7 a' 0' 9 10 0: ": TABLE OF DEVICES TABLE OF DEVICES DEVICE (IY12l (IY14) DESCRIPTION CATALOG/TYPE CONTACT REMARKS DEVICE DEVICE DESCRIPTION CATALOG/TYPE CONTACT REMARKS COMMON ALARMS FOR X7, X 13, XDCR I XDCR I DC INPUT CURRENT TRANSDUCER RI S: 0 - 50mV DC Xl2 Xl2 UPS COMMON ALARM LATCH X18, X19, X20, X203 & X404 XDCR2 XDCR2 DC INPUT VOLTAGE TRANSDUCER RIS: 0 - 150VDC X7 X7 OUT OF SYNC/COMMON ALARM NON-LATCH CONTACT CLOSES TO ENERGIZE X12 XDCR3 XDCR3 AC OUTPUT CURRENT TRANSDUCER RIS: 0 - 5 AAC X13 X13 UPS FAN FAILURE/COMMON ALARM LATCH CONTACT CLOSES TO ENERGIZE X12 XDCR4 XDCR4 AC OUTPUT VOLTAGE TRANSDUCER RIS: 0 - 130VAC t------+-----+-----------------+--------+--------1---------------1 Xl8 Xl8 UPS OVER TEMP/COMMON ALARM LATCH CONTACT CLOSES TO ENERGIZE Xl2 72-12BI 72-14BI DC INPUT BREAKER G.E. TYPE TJK, 350A t------+-----+-----------------+-----~----t-------+--------------i X19 X19 REG XFMR OVER TEMP/COM ALM LATCH CONTACT CLOSES TO ENERGIZE X12 52-12B2 52-14B2 AC OUTPUT BREAKER G.E. TYPE THED124100, IOOA t------+-----+-----------------+--------+--------1---------------1t------+-----+-----------------+-------~--t-------+---------------i X20 X20 REG XFMR FAN FAILURE/COM ALM LATCH CONTACT CLOSES TO ENERGIZE X12 52-12B3 52-14B3 AC OUTPUT BREAKER G.E. TYPE THED124100, IOOA t------+-----+-----------------+--------+--------1---------------1t------+-----+-----------------+-------~--t-------+--------------i X203 X203 LOSS OF BYPASS SOURCE/COM ALM NON-LATCH CONTACT CLOSES TO ENERGIZE X12 52-12B4 52-14B4 BYPASS SOURCE DISC SWITCH G.E. TYPE TQD, 225A t------+-----+-----------------+--------+--------1---------------1 X404 X404 AC INPUT/RECTIFIER FAIL/COM ALM NON-LATCH CONTACT CLOSES TO ENERGIZE X12 52-128401 52-148401 AC INPUT BREAKER G.E. TYPE THED,(90A) t------+-----+-----------------+------~~,,__-t-------+-------------; E X4 X4 DC INPUT UNDERVOLTAGE RELAY NON-LATCH CONTACT CLOSES TO ENERGIZE X9 52-128801 52-148801 REG XFMR OUTPUT BREAKER C.H. TYPE HJD, 250A t------+-----+-----------------+--------+---------1---------------1 X6 X6 INVERTER OUTPUT UNDERVOLTAGE RELAY NON-LATCH CONTACT CLOSES TO ENERGIZE XIO X9 X9 LOSS OF BATTERY SOURCE ALARM LATCH N.C. - CONTACT OPENS TO ALARM 29-12S801 29-14SBOI REG XFMR TRANSFER SWITCH 600VAC, 75A, 3PDT BREAK-BEFORE-MAKE SWITCH XIO XIO INVERTER FAILURE ALARM LATCH N.C. - CONTACT OPENS TO ALARM F2 F2 INVERTER FUSE 250VAC, 600A SEE DWG 066144 X15 X15 LOSS OF AC OUTPUT VOLTAGE ALARM LATCH N.C. - CONTACT IN SERIES WITH X204 F204 F204 STATIC SWITCH FUSE 250VAC, 600A SEE DWG 066144 Xl6 Xl6 STATIC SW TRANSFERRED ALARM LATCH N.C. - CONTACT IN SERIES WITH Xl7 F407 F407 RECTIFIER FUSE 250VAC, 400A SEE DWG 066144 t------+-----+-----------------+---~------t-------+--------------i X17 X17 MAN BYP SW IN BYPASS POS ALARM NON-LATCH N.O. - CONTACT IN SERIES WITH X16 tF408 F408 RECTIFIER FUSE

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         ------+-----+-----------------+---~------t-------+---------------i 250VAC, 400A                                      SEE DWG 066144 X204              X204            AC OUTPUT UNDERVOLTAGE RELAY                                                                                            NON-LATCH N.O. - CONTACT IN SERIES WITH X15 F409                          F409        RECTIFIER FUSE                                             250VAC, 400A                                      SEE DWG 066144 t------+-----+-----------------+---~------t-------+--------------i P&B - TYPE CSJ 27PYl2                            PYl2 UNDERVOLTAGE ALARM                                                                                                 NON-LATCH N. C. - CONTACT CLOSES TO ALARM MODEL 38-70010 P&B - TYPE CSJ 27PYl4           PYl4 UNDERVOLTAGE ALARM                                                                                                 NON-LATCH N.C. - CONTACT CLOSES TO ALARM MODEL 38-70010 FOLD                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    FOLD D                                                                    480V MCC BUS "IG"                                     <REF                   12)                                                                                               480V MCC BUS" IF"                      <REF        15)                                                                                                                                     480V MCC BUS "IH"                    (REF     13)                                                                        480V MCC BUS" IF"                   (REF       15)

IOO 70

                                                                            )52-IG-35                                                                                                                                                   IOO 70
                                                                                                                                                                                                                                                )52-IG-78                                   IOO 70 I  )52-IF-51                                         IOO 70
                                                                                                                                                                                                                                                                                                                                                                     )52-IH-61                                                                                                                                                                         IOO 70
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              )52-IH-50                                           IOO 70 I  )52-IF-62
                                                                         , i,- G35POOB                                                                                                                                                       , - G78POO                                            -F51POOA                                                     ,i,-H61POO                                                                                                                                                                                  ,-H50POO                                                     -F62POOA 3- 2 0                                                                                                                                                                2-*2                                                2-*2                                                              3- 2 0                                                                                                                                                                                  2-*2                                                        2-*2

( B0, C0) <B0,C0) ( B0, C0) <A0,B0) r----------- r----------- NC A NC A S801 S801 NUCLEAR l l /1 I NUCLEAR AV292601- INSTRUMENT AV2925D8- (Y;'Y'i INSTRUMENT 3-012 REGULATING 3-012 REGULATING r------------------------------------------------------------------------7 TRANSFORMER 12 r------------------------------------------------------------------------7 TRANSFORMER 14 10,20KVA ~I 10,20KVA NUCLEAR - I I NUCLEAR - I I INSTRUMENT UPS 12 V Q

                                                                                                                                                                                 '---/ \X~,U~j/

Xl9

                                                                                                                                                                                                                                                      ~~       ~~

X20 >-+----++--~ I TRYl2 I NS TR UMEN T UPS I 4 V X203 XI 9 X2 0 >-+----++--~ TRYl4 10, 20KVA -- B4 I 10,20KVA B4  : 2 ;6A ) BSO I IY12

                                                                                                                                                                                   ----:i            SWITCH 2P I

I I I_ - - - - - - - - - ~ IY14 S~H

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              .__....-:) 0----------------"T'"-_...,___...,1 2P I

I__________ Q

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 ~

e _I_ I _I _I - _I _I V (~ 225A MANUAL(~ (v I I I

                                                                                                                                                                                                                                                                                ~200Y00,200YOOA 4- 0 2/0 X404 225A MANUAL
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      /0 I   A     (v F

I I I I

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   ~4QOY00,400YOOA 4-*210 C                                                                                                                INVERTER STATIC                                  BYPASS                                      I I                                                                                                                                                                                                         INVERTER STATIC                        BYPASS                          1                 I FOLD                                                                                                                                                              SWITCH                                  SWITCH                                                                                                                                                                                                                                                                           SWITCH                        SWITCH               ---~                         I                                                                                            FOLD B401                                                                                                                                                                                                                  B2       I                                                                                                 B401                                                                                                                                                                                                    B2         I
                                                                                                                                                                                                                                                                                                                                                                            ~
                                  ......,__, ~c---a:::::0----1
                                           -                 3                                                                                                f-,rr=IJH-<1:----     '--<-:i+-...--r:::,,,--..::;..-+-ct----<-4---\:':;t::i--+--.--o~                      I                    125V DC DISTRIBUTION                                             ......,__,

3 c---a:::::0----1 " _I_ r-,JDJ--t-CE----<-:>+-...---+r-,,,--..'-+-t-d:----<-;+---\:'::::l:::i----.--o _,,,,----.___ I 3P F407 F2 F204 - - 2P ' i,-200YO I PANEL NO. I 2 ( REF I I ) 3P F407 F2 F204 2P ' i,- 400YO I BOA F408 600A ~~-~ 600A ~-~ I OOA 2-*110 BOA F408 600A 600A

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            ~-~

IOOA 2-*110 F409 RECTIFIER F409 RECTIFIER 400A X6 J 400A J Bl B3 72-1211 72-1212 Bl B3

                                            ,,,,----.__                                  XDCR2                XDCRI                                                                  X7             XDCR4          XDCR3     Xl7                X204          ,,,,----.__                                                                                                                                                                   XDCR2                     XDCRI                                    X7       XDCR4    XDCR3      Xl7               X204               ,,,,----.__

2 5 0 ,,,,----.__  ::----,. 250 ,,,,----.__

                                  ,......;.--o_2Pc-_----0----'                                                                              XIO                                                                                                            --o    2P 0 25 0 -                  -      c-.;;-2,,.-50:-+-+----i-O- 2Pc-                          _ __ _ _ _ _ _..,                                                                                XIO                                                                                --o       2P 0 350A X4                                                                                                          X16                                                       ~               IOOA SDl2 350A X4
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         ]                    X16                                           ~                    IOOA Xl3                                                                                                                                                                                                                                                                                                                                         Xl3 LEGEND:

(0 VIYl2DCA YIYl2DCA VIYl2ACA YIYl2ACA q,-- 2 I ID 2-350 kcm i I 212D - 2-350kcmi I X9 VIYl4DCA YIYl4DCA VIYl4ACA YIYl4ACA COMPUTER COMPUTER L...-----------------------------------------------------------------------~ XIS COMPUTER COMPUTER COMPUTER L-----------------------------------------------------------------------~ COMPUTER XIS COMPUTER COMPUTER 0 METER r-----------------------------------------------------------7 G ALARM RELAY BOARD

                                                -----------------------------------------------------------7 NIS CHAN IV CAB "D"                 2 "10                 FU-l 4 I I             ~                       ~                 FU- 1412 2 "10                     NIS CHAN IV CAB "D" NIS CHAN II CAB "B"         2 *10        FU- 1211 1
                                                                                                                    !J.-!__;_              ~ FU-l 2 l 2 2 *10                                         NIS CHAN II CAB "B"                                                                                             CONT PWR RNID                                     11          11      O          -                        -           I      I                       INSTR PWR RNID                                                                                                                                               1xcR1I       TRANSDUCER CONT PWR RN I B                                                  -            -          0-------------- I       11                      INSTR PWR RN I B                                                                                                                                                FU-1413                  1413                   1414 FU-1414 RACK NU PROT            _.:.2:..::_::"_c,_8_---[]=n-~                ,,,,----.__             ,,,,----.__;_,___---jr=r1---_.:.2:..::_:*:_,1c,!o    RACK NU CONT SET 4 FU-1213                 1213                   1214 FU-1214                                                                                                                                                                                                                11          11      oo---      ::---+-o-                ::          I      I                                                                                                                                                                                     rr::::::Il   FUSE RACK NU PROT SET 2         __:_2~--*~6:__----ocnifll'°,,,,----.__0_4_0_A____-o_~                               '[I1=r111---_.:.2:..::_::*~1~0   RACK NU CONT SET 2                                                                                   SET 4 CUB B RNP4B                                                                                                                                          CUB "B" RN04B CUB "A" RNP2A                       1         50A                -                       u-----------i *         **                      CUB "C" RN02C                                                                                                                                                   FU-1415                1415                     1416 FU-1416 2
  • 1o ,,,,----.__ ,,,,----.__ 2 -
  • I O RA CK NU SFGD VIY12DCA PLANT COMPUTER FU-1215 1215 1216 FU-1215 MSC INSTR TIC-149 PM87 11 11 o C----+-o I I OUTPUT "B" RN SOB COMPUTER INPUT NO.

RACK NU SF GD 2-

  • IO ,,----,_ ~,_________J I=IIlf---_.:.2:..::_::*~1~O RACK NU SF GD INPUT "A" RNS I A 1 - . u-----------i ** INPUT "B" RNS I B F 4 7 1417 1418 RACK NU SFGD ~2.::_::_*,__.1o'------!u[I-=l::JJI1---~ ,,,,----.__ 4 II8
                                                                                                                                                                                                                                                                                                                                                                                                                     ,,,,----.__;_,____F--lUI-=I=    1---_2:_-_"_:l_::O RACK NU SFGD 2 _010 FU-1217 1217                   1218 FU-1218                                                                                                                                                                                        -                       11          11      O          0------+-0               ~           I      I                       INPUT "B" RNS] 8                                                                             NOTES INPUT "A" RNSIA BAT           -2 MISC INSTR PM-I 18                         I                  ,,,,----.__O-----+--O,,,,----.__0--------------ITI=ri11---_.:.2:..::-~*~1~0       CHARCOAL FLTR PREHEAT TEMP CONT ECFPTC                                                                                                                                                FU-1419                I4 I9                  I 4 20 FU- I 420 DEMIN & MU WTR CONT                   2 -* 1O                                     ,,,,----.__             ,,,,----.__                            2 -
  • I O eves, I NS TR BUS I. DELETED.

I2 I9 I 220 FU- I 220 11 11 o ~o------+-oo--- ~,.11_1_1, - - - CONT BO CNV I DEMIN & MU WTR CONT 2 °10 FU-l 219 ,,,,----.__o----+----0,,,,----.._0--------------ITI=o-11-2c*:_,_1~o eves INSTR BUS INSTR BUS CONT CONSOLE CC2 2, SEE ALSO 426862 (UNIT I I AND 44 I I 99 (UNIT 2). ( } ] : ) B CONT BO ERFDS CNV 1421 1422 FU-1422 INSTR BUS CONT CONSOLE CC2 I I 2-*12 FU-1421 1221 1222 FU-1222 11 __.l.J-. 11 ~~o------+-o,,----,_o----_,J_l,-2_-_*_I_O AUX RELAY 2 -

  • I O Fu - 1221 SPARE I ---i_.
  • RACK "B" RNARB POSTIACCIDENT PNL RCHMC & ,,,,----.__ ,,,,----.__ 2-
  • I0 I L.
                                                                                  =-------'-------t_L_llJ----ou----           ~---o-------u~          0--------------ul_u-11---                       MON LT BOX BTHIIO                                                                                                                                                                      1423                     1424 FU-1424                                                                                                                                                                                                                                                         ~
RVL IS PNL PM78 I FU-1423 REFERENCES z -

RACK NU SFGD 2

  • 1o ,,,,----.__ ~ rr-Tl DWG NO.

MAIN CONT BO STATUS LTS 2_.10 FU-1223 ;J12 ~ FU-1224 I TEST "B" RNSTB 11 11 oo--- =--+-o u-------u...___ SPARE ~ r-- sr 0--------------ul_u-11--2---*-8 I i

                                                                                  =-------'-------t_L_llJ----oo-              -- ~o----o::                                                            RAD MON PNL RNRMSI                                                                                                                                                                     1425                     1426 FU-1426                                                                                                                                       I. ONE LINE VENDOR DIAGRAM FOR PANEL PYl2 __________ REC 6021760-117                                            ~ "1 CH Ill & ERFDS CNCS                                                                                                                                                                                                                                                                         2-*10 FU-1425                                                                                                                                                                                                                                                                                                                             C   r--
                                               'I                                 2 °1 0 FUI- I 225 1225                   1226               FU-1226                       I 225R         9E MAIN CONT BO STATUS LTS CH I & ERFDS CNCS
                                                                                                                                                                                                                                                                                                                                                 =..::_::_'__':____--{]11=]1}I~~o-----+-o-------=o--~J1~f1                                           i=-_!. 2~*:_,l_1:i.O GEN RLY BD RG                                                                                 2. ONE LINE VENDOR DIAGRAM FOR PANEL PYl4 __________ REC 6021760-135                                                r<)

AUX SFGD CAB ,,----,_  ::----,.-;___U::::=:l}-----0,,,,----.._ I RCP 1-2 LEAKAGE PRESS INST-PEN PROT-FIT-158 3. DELETED I TRAIN "B" RNSAB o_-+-----o_ u 1 1 - ~ RCP 1-2 LEAKAGE PRESS INST-8/U PEN PROT-FIT-158 I I FU-1427 1427 1428 FU-1428 1428R 2E 4. SCI 20KVA UPS & REGULATING TRANSFORMER __________ REC 6013738 I MN STM LINE 2

  • 1o 11 11 ,,----,_o-----+-o,,----,_;_,___---jL=:lf----o,,,,----.__ RCP 1-4 LEAKAGE PRESS INST-PEN PROT-FIT-156 OLD4 I

FU-1227 rr::::::D-------------= 1227 1228 FU-1228

                                                                                                                                           ~o-------------j I                 11       2
  • IO CNT REC I RC SU MP L VL I

I I RAD MON RNGFFD o ~ ~ 1 1 ~ RCP I -4 LEAKAGE PRESS I NST-B/U PEN PROT-F I T-1 56 5. INSTR AC DISTR PNLS *11, 12, 13, 14 4R 0086A ________ .REC 563341 OLD4 I 2e..:-:_:":_,l_1:01___F_U-=1=4]2}9~ ~-0------+-0~~~ CUTLINE I SPARE XTMR L T-94 I I 6. SINGLE LlNE METER & RELAY DIAG INSTR AC SH *2 ________ 437549 cu, I B/U AIR SPLY 10% STM DUMP FU - I 4 3 0 2

  • IO I 229 I 230 FU 1230 11 11 0 I I ERFDS ] NPUTS RRM 2 *IO FU-1229 SG I -4 SV546E, F, G & H PM-309 7. SINGLE LlNE METER & RELAY DIAG INSTR AC SH *3 ________ 445290 1

B/U A IR SPL Y I 0% STM DUMP ,,,,----.___ _,,,,----.__ - 2

  • I0 1 o--_--+--o_ I I CCW HOR B INSTR PNL 11 8 11 PIB (NOTE 2) 1431 1432 FU-1432 8. SINGLE LlNE METER & RELAY DIAG INSTR AC SH 0 4 ________ 445291 SG I -3 SV536E, F, G & H FU-1431
                                                                                                                                                                                                                                                                                                                                                                                             ,,,,----.__0-+-----0,,,,----.._    ~                                                                                                                                       9. SINGLE LINE METER e, RELAY DIAG INSTR AC SH *5 ________ 445294 I                                            Fu -1231                1231                   1232 FU 1232                                                                                                                                                                                  SPARE                         11          11      0          .......                  u-------u...___                           SPARE I                                              rr::::::D------~o----+--n,,,,----.__;,.____[I-=TI----'2~*::_l'..c'O SE I SM I C ORTH OG ONA L                                                                                                                                                                                                                                                                                                                                                                           10. SCHEMATIC DIAGRAM 120V INSTRUMENT AC SYSTEM _________ 4010036 I

SPARE ~ ~ 1 1 TR I GGERS ENST2A FU-1433 1433 1434 FU-1434 I

                                                                                                                                                                                                                                                                                                                                                                                             ,,,,----.__             ,,,,----.___                          2 "IO          SEISMIC INSTR                                                                                11. SINGLE LlNE METER &, RELAY DIAG 125V DC SYSTEM SH *2 ____ 445075 1233                   1234                                                                                                                                                                                         SPARE                                              oo---      ~---+-o                  -

ERFDS & POST ACCIDENT 2 -

  • I 2 F U - I 233 ,,,,----.__ ,,,,----.__ FU-l 234 2-*12 RHR PP 1-1 FLOW 11 11 I I RACK RSIA 12, SINGLE LlNE METER & RELAY DIAG 480V SYSTEM BUS SECT IG __ 437542
                                                                                  =---=-----UIL_lj----ou--                    ---+--u
                                                                                                                               -           ~
                                                                                                                                           -                            I    I                       CONT LOGIC PM75 MON RACK RPAMl,2,3                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              13. SINGLE LINE METER & RELAY DIAG 480V SYSTEM BUS SECT I H __ 437543 I

14, DELETED I

                                               '                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       15. SINGLE LINE METER & RELAY DIAG 480V SYSTEM BUS SECT IF __ 437916 I
                                                                                                                                                                                                                                                                                                                                                                                                                                                '2i

I I I

                                                                                       ,-----1 SPARE B/U I I 2SPR
  • I 1fvhl ,----,

SPARE B/U I I 4SPR* I 3A 1 YPYl4) I I PEN PROT BKR I 66 I 3A

                                                                                                                                    +-------01D1}----e-----(W 11                                                                                                                                                    PEN PROT BKR I               66                 I
                                                                                                                                                                                                                                                                                                                                                                                                                .-----rr=D----------{W FU-01 I               I I                                      '------                                                                FU-01                                                                                                                                                                                   ~-----1 I

I L __________________________________________________________ _ oN A L __________________________________________________________ _ CX) PANEL 14 INSTR AC DISTR C sr' PANEL 12 INSTR AC DISTR CHAN IV u Ol o

  • C al
                 ..                                                                                                                 CHAN I I PYl4                                                                                                                                                                   NUCLEAR SAFETY RELATED 0     o,+-                                                                                                                      PYl2
          'U 0 10, 2 WIRE, 120V                                                                                 KEY DWG.          SECTION         IC
       - .o                                                                                                                  10, 2 WIRE, 120V                                                                                                                                                                                                           ( ALL BKRS ARE 20A, IP EXCEPT AS SHOWN.                                                                                                                                                                                                                    UNIT       I
          'o                                                                                   ( ALL BKRS ARE 20A, IP EXCEPT AS SHOWN.                                                                                                                                                                                                                 ALL FUSES ARE 30A EXCEPT AS SHOWN. l r-- ' -                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   DATE                                      REVISION DESCRIPTION                                                                                           DWG SCALE:
       "-N                                                                                     ALL FUSES ARE 30A EXCEPT AS SHOWN. I                                                                                                                                                                                                                     *NOTE: I 4SPR IS A SPARE BKR FOR FUTURE                                                                                                                                                                                                                ELECTRICAL "1 '     <(
                                                                                               *NOTE: I 2SPR IS A SPARE BKR FOR FUTURE                                                                                                                                                                                                                 PENETRATION REDUNDANCY, IT IS NOT                                                                                                  04-18-2019                            Revised Per DFT-7*4789                                                                                                    BILL OF MATL:

r-- r-- - SINGLE LINE METER AND RELAY DIAGRAM fV"'J V SJ"u,L PENETRATION REDUNDANCY, IT IS NOT CONNECTED ELECTRICALLY TO THE PANEL BUS. D,D. IAZI 120V INSTRUMENT AC SYSTEM SUPSOS: II I'- (]) CONNECTED ELECTRICALLY TO THE PANEL BUS. SUPSD BY: 0:: re, '1) R. E. RXG2 w sr :::J DIABLO CANYON POWER PLANT DRAWi NG SHEET PAGE REV f- " I. V. NIA VlZD

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