ML23241A657

7 to Updated Final Safety Analysis Report, Chapter 7, Figure 7.2-1, Drawing 495882, Rev. 2, Sheet 1, Functional Logic Diagram Pressurizer Heater Control

ML23241A657
Person / Time
Site:	Diablo Canyon
Issue date:	05/25/2023
From:	Pacific Gas & Electric Co
To:	Office of Nuclear Reactor Regulation
Shared Package
ML23241A052	List: DCL-23-044, 7 to Updated Final Safety Analysis Report, Chapter 9, Figure 9.4-10, Drawing 512904, Revision 15, Mechanical Air Monitoring Technical Support Center and Post-Accident Sampling System Air Flow Diagrams ML23241A053 ML23241A054 ML23241A055 ML23241A056 ML23241A057 ML23241A058 ML23241A059 ML23241A060 ML23241A061 ML23241A062 ML23241A063 ML23241A064 ML23241A065 ML23241A066 ML23241A067 ML23241A068 ML23241A069 ML23241A070 ML23241A071 ML23241A072 ML23241A073 ML23241A074 ML23241A075 ML23241A076 ML23241A077 ML23241A078 ML23241A079 ML23241A080 ML23241A081 ML23241A082 ML23241A083 ML23241A084 ML23241A085 ML23241A086 ... further results
References
DCL-23-044
Download: ML23241A657 (1)

Text

.C:88!:ibt, 1  ! 8 10 COMPENSATED REMOTE CONT~L STATION HEATER INTERLOCK VARIABLE HEATER PRESSURE REMOTE CONT~L STATION FOR GROUP HEATERS LOW LEVEL FROM ON -O FF S TATION DEVIATION FOR GROUP HEATERS l~~P~l~g~ se~~g~, LC-459C& 460C

!SHEET II )

!CONTROL BOARD)

!SELECTOR SWIT CH>

FROM ISHEET I I )

(CONTROL OAROl 1SELECTORSWITCHJ OFF AUTO ON Of"F AUTO ON LOCAL CONTROL STATION FOR GROUP '\3 HEATERS I SELECTOR SWITCHI TGuRittP0~ rn~~p~

~

!NOTE2l (N0TE4)

NOTES I. ALLCIRCUlfSONTHlSSHEETARENOTREOUNOANT.

BACKUPHE:ATERSUTUS l NOICATION IN CONTROL SHEETNLMlERSREfERTOTHERHERENCENtJ"6ERSBELOW.

6. WHENEVERAPROC ESSS IGNAL!SUSEOFORCONTROLANDlSOERIVEOFROHAPROTEC TI ON CHA NNEL, ISOLA T!ONHUSTBEPROVIOEO.

T. THISORAWING I LL USTRATESTHEFUNCf!ONALREQU!REl'ENTSOFTH(REACTORCONTROi.

ANO PROTECTION SYSTEM. THIS DRAWING ODES NOT REPRESENT ACTUAL HARDI/ARE l'°"LEMENTATION . FOR HAROIIARE1MPLEMElffATJOI-I , REFER TO THE APPLICAB LE SCHEMATIC.

RE FER E N C E S ~ WE DWG PG&E OWG I. FUNCTIONAL LOGIC DIAGRAM rnon M{l SYl'IIOLS__ _ __ _ _ ___________ 5653074 *1 ****** 4 95871

2. FUI-ICTIONAL LOGIC DIAGRAM REACTOR TRIP SIGNALS._ ** ___ ** __ * --------* * - ****** *** 5653014 ***** 495872 3 . FUI-ICTIONALLOGICD l AGRAMNUCLEARINSTRAI-IOMANUAL TRIPSIGNAL S _ -** * ******* 5653074*L- *** _49587J

4. FUI-ICTIONAL LOGIC Ol AGRAMI-IUCLEAR INSTR PERM!SSlVES ANO BLOCKS . __ ________________ 5653014*4 ______ 4!15874

5. FUNCTIONAL LOG I C DI AGRAM PRIMA RY COOLANT SYSTfH TRIP S!GNALS.---* **-****-***-*** 5653014*5 *****

• 495875 6, FUI-ICTIONAL LOGIC OlAGRAHPRESSURIZER TRIP SIGNALS __ ******* - *** - * * *56530l4 - 6 ****** 49S876 FUNCTIONAL LOGIC OIAGRAHSTUM GENERA TOR TR!P SIGNA LS __ ******** 5653DH*7. __ ** _49587T FUI-IC7l0NAL LOGIC DIAGR AM SAFEGUARDS ACTUATION SIGNA LS___ _ ______ 5653D74*8 __ ** 4!15878 9, FUNCTIONAL LOGIC OIAGRAMROO CONTROLS ANO ROD BLOC KS*-**-- ****-*** *-***********5653074 - 9 ** _*** 495879

10. FUNCTIONA L LOGIC OIAGRAM STEAMDU'°"CONTROL. . *****-- *--***--** * -*** 5653074* 10 *** _.495880 11.FUNCTION>.LLOG!CDIAGRAM PRESSUR!ZERPRESSURE Af()LEVELCONT ROL __________ 5653014* 11 * *

• 495881 12 , F"l.tlCTIONAL LOGIC DI AGR AM PRESSUR I ZER HEATER CONTROi. ____ _ ** 5653074-12 ** _ _.495882 13 , FUNCTIONA L LOG1COIAGRAMFEEDIIATERCONTROL AN0 ISOLAT [ ON .*** *** - ** * * -***-***-**5653074 - IL ___ _ 495883 14 . flf,ICftONA L LOGIC OI AGR AHFE(OIIATERCONTROL ANO ISOlATION *****-***--* **--***-** 5653074-14 ***** 495884

15. Flf,ICTIONAL LOGIC OIAG RAH AUXI L IARY FEEOWATER PUff'S STARTUP * * ** --* *---*******-**5653074 - 15 _ *** _ 495885

16. FUNCT[ONALLOGICOI AGRAMTURB!NETRIPS, RUN6ACKSI.SIGNALS __ * *** * ***~**********5653014*16 ** __ . 495886

17. FUNCTIONAL LOGICDI AGR AMAMSAC SI GNALS ** *----*- - * * * * * * *

• 5653074 - 17. **** 495887 18 , Flf,ICT[ONALLOGICO!AGRAMSEISMICTRIP _ **** - ** *- * * * * * * * **--**---- --*---*------8759071 ______ _495888 19 , Fl.llCHONAL LOGIC OI AGRAMOIG !T AL FIi CONT SYS INPUT SIGNAL VALIOATIQN. __ **--**** -5653074- 18 * **** 495889 20 , Flf,ICT!ONAL LOGIC OIAGRAMOIG ITAL Fl/CONT SYS FWFLOWCONTROLLERa.C,,OEMAN0 * *** *

• 56530 14 - 19 ** __ .495890 2 1, Flf,ICT!ONAL LOGICDI AGRAMOlG ITALFWCONTSYSCONTVCVSEO&TR ACKING LOGIC_ * ** _.5653D14 - 20 _ _ __ 49589 1 22 . n.tlCT!ONAL LOGIC DI AGRAM DIG ITAL fll CONT SYS S!GI-IAL SELEC TOR LOGIC_ _ _____ 5653D74*2 1 *. .. 495892 23 . 0RAWING INO EXSOLIOSTATEPROT ECTIONSYSI NTERCONNECTIONI.SCHEM . OI AGRAM _ ___ __ _I Q80442

• 1 * * * *. 4 58862

24. SCHEMATICDIAGRAMPRESSUII I ZER HEATERSSHI _ __ *** - ****441314 25 . SCHEMATICOIAGRAMPRESSURIZER HEATERSSH2 __ **- --- - ---- *-***--**---**--****447517 RMJNOEXEOREV.l:..

• . . ,~.,. ,,,. "Qi)d'l:J wT NUCLEAR SAFETY RELATED l,'"'"'.l'"*"I KEYOWG*-SECTlON ...l... UNIT2 COASTVALLEYSO ! YIS!ON fUNCTIONALLOGICO!AGRAM PRESSURlZERH(ATERCONTROL OIASLO CANYON DEPARTMEN T OF ENGINEERING PACI F IC GAS ANO ELECTRIC COt-f>ANY SANFRANClSCO , CAL!FORN! A 495882 ;l' 10 UI - 495852