ML23241A342

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7 to Updated Final Safety Analysis Report, Chapter 7, Figure 7.3-2, Drawing 338070, Rev. 3, Sheet 1, Logic Diagram Reactor Coolant Pump
ML23241A342
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: ML23241A342 (1)


Text

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ON /~ 0 E 42- I ZJ -l 8 NO. 14 42- I ZJ -l 3 NO . 12 N cssrn~ 42-42-121 -37 121 -21 NO.

NO .

11 13 I__,/ 50 SEC I l RCWP THRUST BEARING OIL L I FT PUMP CS/CL OSE ( SWGR l BREAKER / 1 212 ~

IN TEST~OS I TI O~ D D CS /S T AR T RCWP THRUST BR G OI L LI FT

"-' BACK-UP BKR CLOSE 3---

PUMP RUNNING [X RCP OI L LIFT 12/2 f---,........,._,~=--->t

_P~RE=S~S~

UR~E~ -- -~ L/ 12 0 SEC

'-------i CLOSE ~:

CS/STOP I. - DENOTES INT ERC ONNECTION TO OTHER LOGI C DIAGR AM , REF 5.

,~; p f--',I"""--rl--'--r--------, 2. IND I CATION LI GH TS ON MAIN CONTROL BOAR D INDI CAT E PR I MAR Y BR EAK ER~ BOTH THE PR! BREAKER 8, B-U BREAKER POSITIONS .

CS/TRIP! SWGRJ 52VD6 (RCP l 4 )

52VD7 (RCPl2) (-;,. FOR RC P BUS UNDERFREOU ENC Y LOG IC SEE REF. 12. )

52VE3 (RCPII)

~ 12KV BUS U/V TRJP WR) 52VE4(RCPl 3 )

~ t.~ . ::i ~ TR AN SFER TRIP SI GNA ~

C 12KV BUS OIFF ' L TRI P C SE E NOT E 2 RCP U/F BUSD ( E) ~

OVER CURRENT

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REFERENCES:

DWG NO .

COOLANT I. LOGIC SYMBO LS ________________________~

DEPRESSED _ _ __J~ , ~ I ---:-:c:c-:-=-..,,-,,,.,-:-c::=--- 2. EL ECTRICA L DEV I CE LIST ___________ _ ______ Q5002 4 t", ..,\ /' 1

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LOSS OF FLO W JNPUT TO PROTECT I ON SYS, REF 12 3. INSTRUMEN T REF ___ __ ___ __ _________ _ ___ 102038 RCPUIFBUSD\E I ~ ) - - --,* ,__ NOTE 2 4. SLM&R I 2 KV BUS D&E _____________________ 43 753 1 SSPS(TRA IN Bl ~ 5. LOGIC D ! AG 12KV BUS SECT D& E AU TO TRA NSFER 19423 SS PS( TR A I N B) r:::-:::, ~ 212 > - - - - - -- +I 6. / SC HEMAT I C DIAGRA M SSPS TR A I N A ____________ 50 1869 )

INTESTPOS~ r112)-...:~~============::=============::::/::_J 7.\ SC HEMAT I C DI AGRA M SSPS TR A I N B 503088.)

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SSPS TE ST PB J'-.,/ / 8. SCHEMAT I C DIAGRA M RE ACTOR COOLANT PU MP I I __ __ _ 4 7784 6 B

DEPR ESS ED 9. SC HEMAT I C D I AGRA M REACTOR COOL ANT PUM P 12 _____ 4 7 7547 I ~~

10. SCHE MAT I C D I AGRA M REACTOR COO LANT PU MP 13 _____ 4 77545 1 1. SC HEMATIC DI AGRA M REACTOR COOL ANT PU MP 14 _____ 477549

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FUNCTIONAL LOGI C DI AGRAM PRIMARY COOLANT SYSTEM TRIP SIGNAL ~~

CS /TRIP(S WG RJ

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BACK-UP BR EA KER

_O_VE~R~C~UR_R~E_NT_ _ _ _...,Q,_____~ 52VD6R(RCP I 4 )

"-./ 52VD7RtRCP 12) 52VE3R<RCP I I)

I NST 0/C fX 52VE4RtRCP 13)

LJ 0 .1 0 SEC A db- NUCLEAR SAFETY RELATED A KE Y t> WG SECT ~ UNIT I MICROFILM J ./f/.<111, AllDNOTE3 , 0\IG~l,6,11, CA R""1 l'L 16 2 LOGIC DIAGRAM BI LLOF MATL DWGLIST REVL OGlC 16 395 ) FJ M ~ REACTOR COOLANT PUMP SUPSDS 19403 2 4687REV LOGI SCHEME ; ADD BACK -UP 167027 OWL LCV JC KC/S~ SA DN ~WN E J OHN SON SUPSDBT

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