ML20268B126

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5 to Updated Final Safety Analysis Report, Chapter 8, Drawing 441240, Rev. 48, Sheet 1, Electrical Line Meter and Relay Diagram 125V D.C. System
ML20268B126
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: ML20268B126 (1)
v • d • e


Text

' C' 8

I 0\7l I \7\7 2 3 4 5 C 6 7 a' 0' 9 10 0: ":

METER & RELAY TABLE 480V MCC BUS 2H DEVICE TYPE CATALOG NO.

FUNCTION RATING MFR TYPE REMARKS

! ) 52-2H-60 OR NUMBER AMMETER BATTERY CURRENT 0-1500A/IOOMV OR REF DWG (NOTEll 480V MCC BUS 2F 480V MCC BUS 2G 480V MCC BUS 2F 480V MCC BUS 2H 125VDCDISTRPANEL 50-0-50MA G.E. ZERO 50-251301-HYHY BATTERIES 21,22,23 125VDCDISTRPANEL 50-0-50MA SIMPSON 2123 FOR SD21A,SD22A

! ) 52-2F-42 MPH60P FLEX QUICK

< SPH EPH60P

! ) 52-2G-42

! ) 52-2F-52

! ) 52-2H-34 FOR SD23

~ 0-150V CONNECTOR MANUAL VOLTMETER BATTERIES BATTERIES 21,22,23 0-150V SPF TRANSFER SW SPG SPF SPH

,--------- ---------- ----- ,--------- ,--------- ,--------- BATTERY CHARGER 0-500A/50MV WESCHLER DC AMMETER BATTERY BATTERY BATTERY BATTERY BATTERY AMMETER ( VENDOR ID A30 I l ED21 ED221 ED22 ED231 ED232 6 E CHARGER 21 CHARGER 221 CHARGER 22 CHARGER 231 CHARGER 232 BATTERY CHARGER O- I 50A WESCHLER AC AMMETER I I I I W,__I _ __.,

W;--- w WI---- W;------, I VENDOR ID A302 l 400A 400A 400A 400A 400A

) BATTERY CHARGER 0- I 50V WESCHLER DC VOLT METER

) 52 -2 I )52-221 ) 52-22 )52-231 )52-232 VOLTMETER 6

IVENDOR ID VJO I l BATTERY CHARGER 0- I 50V WESCHLER AC VOLT METER I I I I I I I I !VENDOR ID VJ02l G ,--.-----t R G,---.-----,R G J---.-----< R G i---.-----, R G ,__-.-----< R 270C-B21, UNDERVOLTAGE WESTING-

, 125V DC HOUSE DISTR PNLS 21,22,23 125V BATTERY 23 B22,B23 RELAY V A V V A V V A

, 60-CELL, LEAD ACID, 30-21,22, BATTERY CHARGER 125V BATTERY 21 (5) (6) 125V BATTERY 22 C&D TYPE LCUN-33 221,231,232 FUSE FAILURE RLY DISCHARGE RATE:

60-CELL, LEAD ACID, 60-CELL, LEAD ACID, 2080A !l I MINUTE, 2/DC-21,22, BATTERY CHARGER C&D TYPE LCUN-33 C&D TYPE LCUN-33 I I 20A @ I HOUR, (5) (6)

DISCHARGE RATE: DISCHARGE RATE: 221,231,232 U.V. RELAY 290A ~ 8 HOURS 2080A@ I MINUTE, R>- 2080A ~ I MINUTE, I 120A ~ I HOUR, I I I 120A !l I HOUR, I I 27DCX -2 I , 22, BATTERY CHARGER rfl 290A !l 8 HOURS ,._---, y ,._---, y ,._---,y ,._---, y (5) (6) 290A ~ 8 HOURS 221,231,232 U.V. AUX RELAY FOLD rll 30 V

1 f------<~-----1 1 A

74FN V J-----<>-------1 30 ;------.------1 22T A V l------------I 74FN A

22 rfl V 30 t------------1 74FN 2IT A

2IT o,--

"I' '

- ' - SJ"

¢:,

V 30 l------------I 74FN 232 A

232 59DC-21,22, 221,231,232 74FN-21 ,22, 221,231,232 BATTERY CHARGER OVERVOL TAGE RL Y BATTERY CHARGER FAN FAILURE RLY (5) (6)

(5) (6) FOLD o,--

"I' '

-'-=

Q:, 1------1 270 C f----<>-------1 59DC 27DC 1------1 22T f----<>-------1 27DCX I

1------1 27DC f----<........, 59DC o,--

"I' '

-'-SJ"

¢:, 2/DC

>-----<231f----<>-----l231 59DC

~

~

.. t... ' 1------1 27DC f----<........,

52-21,22, BATTERY CHARGER

15) (6) 1 1 22 22 22 221,231,232 AC INPUT BKR

~- t... '

t.O ---1.,_ ;:-

232

~

t.O ---1.,_ ;:- )12-21 )12-221 ) 72-22

~- t... '

~

t.O ---1.,_ ;::- )12-231

"' ) 72 -232 72-21,22, BATTERY CHARGER (5) (6)

EDP23 221,231,232 DC OUTPUT BKR

"' "' L----

D EDP21 EDN21 ED21 ED221 ED22 EOP22 EDN22 ED231 ED232 _, 74-21,22,23 GROUND ALARM 48RD-SIGMA 1000S/SIL 24F2783 FOR BATTS 21,22,23

"'-~+>-2-IOOOMCM PER POLARITY l-750MCM PER POLARITY - ' I ' 'i>-- I - I OOOMCM

' i > - - - l-750MCM PER POLARITY -------9' 1-IOOOMCM PER POLARITY 2-IOOOMCM PER POLARITY----'l'-------9' "'-~+>- 2-IOOOMCM PER POLARITY PER POLARITY r---------------------- --------, r- -------------- ------------------7 SD21 SD21 SD21 SD21 I SD22 SD22 SD22 SD23 SD23 RES I SD23

7 I I SD23 L 1-----1== ,------

FU I CH I FU FU 3000A I- I FU 2 3000A I 3000A 2 1CH I I

, I V )------;-------,r::::::r~----+ lr------------- -----,I - ~ - FU FU2 1-Hr:::::Il=------j----, V I

I 2 I I 6A 1I -----.2 ICH 6A RES I,-----. FU 2 I FU 2 I 1-,,- , I ,.___ _ _ _ __ 6A I FU2 11 FU2' RES1 FU 2 w J---rr:::::n-,---,---+----rr=))--,-..----.-{ V I EDFBP22 Vt7"---1r:::::n:=--------+----+i----rr=~W}-c;= V I

I FU 2 ,,-----. I I 6A 6A I ,---- I 6A 6A 6A I I V MA EDFBP23 I 2 I 6A I

, I I A }-+--+:

1 '

rr:= h--+I I500A OOMV I CH I EDFBP23 I I ------------ 2 I I I CH I I I

I I

FU I I - I

,----- I 1 CH I-I I ,------. I 50 OA lcf----+i'r:::::Jh--+-i A I I I L ____ 6A 1' ' 2 I I V 74 I OOMV  : FU , I I I I V I

...J 1

'-----1 I I I A I I I

'-----I I

I 23  :._ _6-A  : I.__ _ _ _ _ ...JI I '-----_,, I 'I FU I MA I I 1-IOOOMCM PER POLARITY MA 500A ' - I I

I

___ 1 E_D!~~~ I :  :

I I

~->-- I I

EDFBP22 1 oo~w 1 6A ' I_ _ _ _ _ ...J 1 E_D!~~~3: ~ - >--  :

'- - - - - I I: I AS I SD22 I AS I ' 2 I I ' I AS I 2 SD21 600A BUS~--------

74 I 5 0 0A It-+-' rr::::::lh-+-14~-4-j A I I A I 1500A 74 1500A  : 2 I I 21 I OOMV  : FU ' I RES I 14---- 600A BUS I I IOOMV 22 IOOMV ' I A I I RES I 1 6A FU '  : FU : I RES '--- __,, I SD21A

'1 6A - 'I 1

._ _ _ _ _ 1 L - - - - - - - - ~

I 0 0 0

  • 0 0
  • 0 l ___________ _j

'-----1

'1 SD22A TEST

~- ~~-: L ___________ I N ) 8QQ N ) 8QQ N ) 8QQ ~ ) 8QQ POINT TEST , 600 , 600 S'°' 600 , 600 POINT N N

,-... N N TEST

,-... FU FU

,_... ~--6ooA Bus~-------,-...~l POINT 14---- 6 0 QA BUS ---..1 1600A 1600A 125V DC SWGR BUS 21, 1200A 125V DC SWGR BUS 22, 1200A NEGATIVE LEG ONLY POSITIVE LEG ONLY 600A BUS 600A BUS C

FOLD FOLD 72-2300 72-2301 N N ,,-----.__ ,,-----.__

0 0 600A BUS

,,-_,--..I N

) 6QQ 600 600A BUS N S'°'

) 6QQ 600 800 600 800 600

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _J 270C N N

,-... 3-250MCM PER POLARITY ,-...

B21 WI FU 2 ,----- WI FU 2 1200A BUS ,----------------------- -----------------------7 72-2411 72-2412 6A 6A 6A 600A BUS 2 25 ,,-----.__ ,,-----.__ 2 25 SPARE SPARE - ---<) 0---.---0 0- -

72-2111 72-2112 72-2211 72-2212 72-2311 72-2312 15 72-2413 15 1-350 KCHI l 2 5 0 ,,-----.__ ,,-----.__0 -2 5-0 72-2414 NUC INSTR UPS IY21 ~-------<) 0-..--0 i- 3SOKCMIL 250 ---<)--------.0--._.-0,,-----.__o- 250 NUC INSTR UPS I Y23 i-JSOKCMIL 250 ---o,,-----.__o--._.-o,,-----.__o- 0 GENERATOR LOCAL 2-*12 225 SPARE NUC INSTR UPS IY22 I-JSOKCMIL NUC INSTR UPS IY24 SPARE - ---- - < ),,-----.__ ,,-----.__0 - 225-2-*12

-- STATOR COIL COOLING WATER 250 72-2113 72-2114 250 250 72-2213 72-2214 250 - 250 72-2313 72-2314 I OO ANNUNCIATOR PGA PKOI I 15 72 _2415 72 _2416 15 MAKE-UP VALVE BTB221

4. 16KV SWGR BUS F 2 -
  • 2 250 ,,-----.__ ,,----.__ 2 50 2-
  • 2 2 50 ,,-----.__ ,,-----.__ 250 2-*2 DSL GEN 21 XFR SW SL GEN 22 XFR SW 2-*2 -250 ---0,,-----.__ ,,-----.__ 250 2-*2 SEAWATER EVAPORATOR 2-*12 225 ~,,-----.__ ,,-----.__o- _22_5 2-*12 FEEDWATER HEATERS I & 2

-- - ---<) 0- - SPARE 4.16KV SWGR BUS G -- - ---<) o- - -- 0- - -- 4. 16KV SWGR BUS H NORM SOURCE EQD21 NORM SOURCE EQD22 70 _ _ I 00 ~ EXTRACTION STEAM FW HTR I IOO 72-2115 72-2116 IOO 72-2216 7 o CONTROL PANEL P0SWE (NOTE 61 15 72 _2417 DUMP VALVES & OTHER VALVES DSL GEN 21 XFR SW DSL GEN 23 XFR SW I OO 72-2215 72 2315 72 2316 72 _2418 15 2 -

  • 2 225 ,,-----.__ ,,-----.__ 2 25 2 -
  • 2 SAFEGUARDS RELAY BO B/U SOURCE EQD21 ------<) 0---- NORM SOURCE EQD23 NUC SFGDS CONT BO SV'S 2 -* 2 225 ---<),,-----.__ ,,-----.__o- _22_5 2-*2 REACTOR CONT BO SV' S _2-_"_2 _22_5 ---o,,-----.__ ,,-----.__o- 225 2-*2 SAFEGUARDS RELAY BO LUBE OIL TANK 2-1 2- 0 12 225 ~-------- -------..o- _22_5 2-*12 FW HTRS 3 & 4 EXTR STM DRIP BUS G - RHG ~ PP VLV & HTR 5 DRIP 70 72-2117 72-2118 70 70 72-2217 72-2218 70 7 D 72-2317 72-2318 7 0 BUSH - RHH SIGHT FLOW VALVE 15 72 _2419 72 _2420 15 & DUMP & HTRS 1-6 DRAIN 2 -
  • 2 225 ,,-----.__ ,,-----.__ 2 25 2 -
  • 2 SAFEGUARDS RELAY BO

<) 0---- 2-

  • 2 2 25 ,,-----.__ ,,----.__ 225 2-*2 2-*2 225 -------.. ,,-----.__ 225 2-*2 SL GEN 23 XFR SW ISOPHASE COOLERS 2-"12 225 ,,-----.__ ,,-----.__ 225 2-"12 LOCAL CONTROL STATION NUC SFGDS CONT BO SV'S BUS F-RHF REACTOR CONT BD SV' S - - - ---<) o- - -- MG SET 22 CONT PNL NUC SFGDS CONT BO SY' S - - - - ---0 0- - -- -- - ---<) o- - -- ME CHAN I CAL SERVI CE 70 72-2119 72-2120 70 70 72-2219 70 72 _2319 _ 70 B/U SOURCE EQD23 72-2220 70 72 2320 CONTROL PANEL P01C 15 _

72 2421 _

72 2422 15 COOLING WATER VALVES LMSCW REACTOR CONT BO SV'S 2 -

  • 2 225 ,,-----.__ ,,-----.__ 2 25 2 -
  • 2 MG SET 21 CONT PNL 225 ,,-----.__ ,,-----.__ 225

<) 0---- DSL GEN 22 XFR SW 2-*2 _22_5 ---<),,-----.__ ,,-----.__o- _22_5 _2_-*_I_O AUX RELAY RACK RAR SPARE MISC SOLENOID VALVES 2- 0 12 225 -------.. ,,-----.__ 225 2-*8 SITE EMERGENCY SPARE - ---o o- - -- - ---<) o- - -- AUXILIARY RELAY 70 72-2121 72-2122 70 B/U SOURCE EQD22 70 72 _2221 72-2222 20 5 o 72-2321 72-2322 I OD DRIP POT ORA IN BTD302 I 5 72 _2423 _

72 2424 30 CAB I NET 9 EASEX9 2-

  • IO 225 ,,-----.__ ,,-----.__ 2 25 NUC AUX RELAY RACK 480V MCC BUS F-RLY BO -- - ---<) 0- - SPARE 480V MCC BUS G - RLY BO 2 -*IO 2 2 5 ---<),,-----.__ ,,----.__o- _22_5 2 -" 6 POST ACCIDENT MON PNLS 2-* 12 225 ---o,,----.__ ,,-----.__o- _22_5 _2_-*_I_O 4BOV MCC BUS H RL y BO 2-
  • I2 225

---<)

0 225 20 RNARB RPAMI, RPAM2 20 SPARE SPARE 20 72-2123 72-2124 30 AUX SFGDS CAB 72 2223 72 -2224 50 72 _2323 72 _232 4 20 I 5 72-2425 72-2426 I5 AUX & FH BLDG 2-*10 225 ,,-----.__ ,,----.__ 225 2-*10 Aux SFGDS CAB - TRN B 2-* 1O 225 , -=--._ , ,,----.__ 225 2-* I 2 POST ACCIDENT MON PNLS

<) 0---- TRAIN A RNASA RNASB -- - ---<) 0--._-0 o- - -- SPARE _22_5 ---o,,----.__ ,,-----.__o- 2 2 5 S p ARE TRIP HEADER PRESSURE 2-"12 225 ---<),,-----.__ ~ 225 VENT SYS RCVI SPARE 20 72-2125 72-2126 20 20 72-2225 72-2226 20 RPAMI, RPAM2 70 72-2325 72-2326 20 TEST PANEL P0PCT 15 72 _2427 72 _2428 I5 225 ,,-----.__ ,,-----.__ 2 25 SPARE - ---<) 0- - SPARE s p ARE 2 2 5 ---<),,-----.__ ,,-----.__o- _22_5 SPARE AUX & FH BLDG 2- 0 10 225

- ---0 0- -

225 2- 0 10

=----------'

GAS ANALYZER SPARE 225 0

0 225 SPARE VENT SYS RCV2 20 70 72-2127 72-2128 70 70 72-2227 72-2228 70 72 _2327 _

72 2328 20 CONT VALVES POGB2 15 72-2429 72-2430 15 225 ,,-----.__ ,,-----.__ 2 25 2 25 ,,-----.__ ,,----.__ 225 225 -------.. ,,-----.__ 225 2- 0 10 DEDICATED SHUTDOWN ,,-----.__ ,,-----.__

SPARE - ---<) 0- - SPARE SPARE - ---<) o- - SPARE SPARE - ---0 0- - -- 225 225 7 0 72-2129 SPARE 0 0 SPARE 72-2130 I OO 7 0 72-2229 72-2230 I OO 30 72-2329 72-2330 20 PANEL PDS 15 15 2-

  • I2 225 ,,-----.__ ,,-----.__ 2 25 2 -
  • I 0 AUX RELAY RACKS RX TRIP/BYPASS BKRS RX TRIP/ BYPASS BKRS - 2-*IO 225 ,,-----.__ ,,----.__o - 225 225 ,,----.__ ,,-----.__ 225 B 52/RTA / 52/BYB

<) 0---- RNARA & RAR -----<) *IO

-- AFWP 21 STM SUPPLY SPARE - ---o o- - SPARE 125V DC DISTRIBUTION PANEL 24 20 72-2131 72-2132 20 52/RTB I 52/BYA 20 _

72 2231 _

72 2232 20 MOV FCV95 (LOCATED IN I OO 72-2331 72-2332 I OD 225 ,,-----.__ ,,-----.__ 2 25 2 -

  • 6 2 25 ,,-----.__ ,,----.__ 225 225 -------.. ,,-----.__ 225 SD24 TURBINE AREA)

SPARE 0 ---<) 0- 50 MAIN ANNUNCIATOR SPARE -

70

---<) o- -

70 SPARE SPARE - ---o o- - SPARE L ____________________ _

20 20 LEGEND 72-2133 72-2134 25 0 ,,-----.__

o-..---c 0-

,,-----.__ 2 50 12KV SWGR BUSE 2 -

  • 2 2 50 72-2233 72-2234

,,-----.__ 250 2 -

  • 2 STATION ELECT RLY BO - 2-*2 250 72-2333 72-2334

0 _.>-----0,,-----.__0 -250 2-*2

  • KEY INTERLOCK ALLOWS ONLY ONE CIRCUIT BREAKER TO BE CLOSED AT A TIME SPARE -

250

---<)

72-2135 72-2136 250 SPARE & SVD3R, SVD4R

( BU OC PROT l

<)

1OO 72-2235 0--._.-0 0----

72-2236 I OO

4. 16KV SWGR BUSE BUS D - RVHD

0 7 o 72-2335 72-2336 7 0

+-

    • ALARM ONLY 250 ,,-----.__ ,,----.__ 2 50 2 -
  • 2 GENERATOR EXCITATION 2 50 ,,-----.__ ,,-----.__ 250 2-
  • I0 250 ,,-----.__ ,,-----.__ 250 SPARE - ---<) 0- - -- SPARE - ---<) 0- - -- SPARE SPARE - ---o o- - SPARE NOTES I OO 72-2137 72-2138 IOO SWGR ill OLD4 MAIN XFMR ANNUNCIATOR 250 72-2237 72-2238 I OO I OD 72-2337 72-2338 I OD OLD4 CUTLINE TQMA, TQMB, TQMC, 2-
  • IO 225 ,,-----.__ ,,-----.__ 2 25 2 -
  • 6 2 25 ,,-----.__ ,,-----.__ 225 2 -
  • 2 CUT -

&r 500K\/ OPEN PHASE - ---<) 0- - SPARE ------<) o---- AUX XFMR 22 2 -

  • I O _22_5 ---o,,----.__ ,,-----.__o- 2 2 5 Sp ARE I, AMMETER FOR BATTERIES - MODEL VX-252 WESCHLER CO.

480V SWGR BUS 23E 4BOV SWGR BUS 22E CHANNELS I & 2 20 30 ANNUNCIATOR 20 2. DELETED EQOPPM I 8r EQOPPM2 72-2139 72-2140 50 72-2239 72-2240 I OO 72-2339 72-2340 30 2-*2 2 2 5 ,,-----.__ ,,-----.__ 2 25 2 25 ,,-----.__ ,,----.__ 225 2 -

  • 6 GENERATOR CONT BO CG - - - ---<) 0- - SPARE - ---<) FWP 21 TURB LOCAL 2-*6 _22_5 ---o,,----.__ ,,-----.__o- 225 2 -* 2 4. 16KV SWGR BUS D 3. DELETED SPARE -

70 225 72-2141

---<)

72-2142 0-70 2 25 2 -

  • 2

- -- GENERATOR RLY BD RG SPARE MISC SV 2 -

  • 2 2 25

° 1 0 72-2241 72-2242 50 0- - --

225 2 -

  • 2 CONT BO CTFW21 GENERATOR RLY BORG 480V SWGR BUS 23D 2-*2 225 5o 72-2341 72-2342 I OO

,,-----.__ 225 2-*2 12KV SWGR BUS D

4. INTERRUPTING CAPACITY OF CIRCUIT BREAKERS SHALL BE NOT LESS THAN 20,000A AT 250V DC.

(TURB CONTROL I ~---"----<) o---- 12KV TEST PANEL PVHT - ---o o- - - - & SVE6R, SVE7R 70 72-2143 72-2144 70 TURB CONTROL BO 7O (TURB BACKUP) 5. INTERRUPTING CAPACITY OF ALL FUSES SHALL BE NOT LESS THAN 50,000A AT 250V DC.

7 O 72-2243 72-2244 I OO 72-2343 72-2344 I OD ( BU DC PROT l 2 25 ,,-----.__ ,,-----.__ 2 25 225 ,,----.__ ,,-----.__ 225 6, FEEDS ABANDONED IN PLACE EQUIPMENT.

SPARE - ---<) 0- - SPARE GENERATOR CONT BO CG 2 -* 2 225 ---<),,-----.__ ,,-----.__o- _22_5 2 -"2 STATION ELECT RLY BO SPARE - ---o o- - SPARE I OO 72-2145 72-2146 70 70 72-2245 BUSE - RVHE 72-2246 70 I OO 72-2345 72-2346 I OO 4.16KV TEST PNL PHT 2 -

  • 2 2 25 ,,-----.__ ,,----.__ 2 25 2 -
  • I 0 2 25 ,,-----.__ ,,-----.__ 225 ,,-----.__ ,,-----.__ 225 2-*2

- ---<) 0- - -- 2 -* I 2 - 2 5 2

REFERENCES DWG NO.

225

° 1 0 72-2147 72-2148 20 2 25 SAMPLE SYS PNL PONS SPARE -

2 25

---<)

20 72-2247 72-2248 0- -

30 2 2 5 2-

  • I 0 SPARE DEMIN REGEN PNLS VITAL UPS COMP/ANN MUX PKOIO BLOWDOWN CLEAN-UP 2- 0 10 225 20

---o 72-2347 72-2348 o-

,,-----.__0-I OD 225 2- 0 10 480V SWGR BUS 22D START-UP XFMR 22 I. RECORD DRAWING BATTERY _________________________ 663343 SPARE - ---<) 0- - SPARE - ---<) 0- - -- -

° SPARE - - -- ---0 20 PM206 AND LOSGBI DEMIN PM203 20 2. RECORD DRAWING DC SWGR _________________________ 663345 I DO 72-2149 72-2150 1 0 72-2249 72-2250 20 72 _2349 72 _2350 20 ANNUNCIATOR s p AR E _22_5 ---<),,-----.__ ,,-----.__o- _22_5 AUX XFMR 21 2-

  • I O 2 25 ,,-----.__ ,,----.__ 225 HP & LP MSR 225 ,,----.__ ,,-----.__ 225 3. RECORD DRAWING BATTERY CHARGER ____________________ 663344 SPARE -- - ---<) 0- - SPARE - ---o o- - SPARE 30 72-2151 72-2152 70 ANNUNCIATOR 20 20 DRAIN TANKS PMCFWA 7o 4. SINGLE LINE METER & RELAY DIAGRAM 1251250V DC SYSTEM _______ 445295 eves AUX BLDG BD SV'S 72-2251 72-2252 I OO 72-2351 72-2352 FWP 22 TURB LOCAL 2-*6 225 ,,-----.__ ,,-----.__ 225 2- 0 10 2 -
  • 2 2 25 ,,-----.__ ,,----.__ 225 5. SCHEMATIC DIAGRAM 125 VOLT DC SYSTEM ________________ 441368 CONT BO CTFW22 -- - ---<) o- - -- MAINTENANCE RLY -- - ---<) 0- - _22_5 ---o,,----.__ ,,-----.__o- 225 Sp ARE SPARE SPARE 6. BATTERY CHARGER VENDOR B.O.M. _____________________ 663344-87

~~~~~~::-:=-----~~---._ 50 72-2153 72-2154 20 DC TEST PNL LDMR 7 0 72-2253 70 co 72-2254 I OO I OO 72-2353 72-2354 230KV OPEN PHASE 225 ,,-----.__ ,,-----.__ 225 2 25 ,,-----.__ ,,----.__ 2 2 5 2-

  • I 2 7. OUTLINE/SCHEMATICS SD21, 125VDC, 2W, 600A, 22KAIC DC DISTR PANEL _____ 663345-119,-120 CHANNELS I & 2 - - , - ---<) o- - SPARE - ---<) 0- - -- SV8146 HOT SHUTDOWN 225 ,,----.__ ,,-----.__ 225 2- 0 6 25KV ISO-PHASE oN A SPARE PANEL CONTROL SPARE -I0-0 ---o o- 50 MOD SWITCH 8. OUTLINE/SCHEMATICS SD22, 125VOC, 2W, 600A, 22KAIC DC DISTR PANEL _____ 663345-121,-122 EQOPPS I Z & EQOPPS2Z 20 50 50 20 0' 9. OUTLINE/SCHEMATICS SD23, 125VDC, 2W, 600A, 22KAIC DC DISTR PANEL _____ 663345-123, -124 C

"',-...' 125V DC DISTRIBUTION PANEL 21 125V DC DISTRIBUTION PANEL 22 125V DC DISTRIBUTION PANEL 23 u

Ol

- C al o

SD21 SD22 L ______________________________________________ SD23 _J NUCLEAR SAFETY RELATED 0 o,+-

'U 0 KEY DWG. SECTION IC

- .o

'o UNIT 2 0 ' SJ" DATE REVISION DESCRIPTION DWG SCALE:

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