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 ML23241A087 ML23241A088 ML23241A089 ML23241A090 ML23241A091 ML23241A092 ML23241A093 ML23241A094 ML23241A095 ML23241A096 ML23241A097 ML23241A098 ML23241A099 ML23241A100 ML23241A101 ... further results
References
DCL-23-044
Download: ML23241A657 (1)

Text

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REMOTE CONT~L STATION FOR GROUP HEATERS l~~P~l~g~ se~~g~,

OFF AUTO ON LOCAL CONTROL STATION FOR GROUP '\3 HEATERS I SELECTOR SWITCHI TGuRittP0~

rn~~p~

~

!NOTE2l (N0TE4)

HEATER INTERLOCK LOW LEVEL FROM LC-459C& 460C

!SHEET II )

VARIABLE HEATER ON -O FF STATION

!CONTROL BOARD)

!SELECTOR SWITCH>

COMPENSATED PRESSURE DEVIATION FROM ISHEET I I )

8 10 REMOTE CONT~L STATION FOR GROUP HEATERS (CONTROL OAROl 1SELECTORSWITCHJ Of"F AUTO ON NOTES I. ALLCIRCUlfSONTHlSSHEETARENOTREOUNOANT.

BACKUPHE:ATERSUTUS lNOICATION IN CONTROL SHEETNLMlERSREfERTOTHERHERENCENtJ"6ERSBELOW.

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

T. THISORAWING I LLUSTRATESTHEFUNCf!ONALREQU!REl'ENTSOFTH(REACTORCONTROi.

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

REFERENCES~

WE DWG PG&E OWG I. FUNCTIONAL LOGIC DIAGRAM rnon M{l SYl'IIOLS__

_ __ _____________ 5653074 *1 ****** 495871

2. FUI-ICTIONAL LOGIC DIAGRAM REACTOR TRIP SIGNALS._ ** ___ ** __ * --------* * - ********* 5653014 ***** 495872

3. FUI-ICTIONALLOGICD l AGRAMNUCLEARINSTRAI-IOMANUAL TRIPSIGNALS _

-** * ******* 5653074*L-*** _49587J

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

5. FUNCTIONAL LOG I C DIAGRAM PRIMARY 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 DIAGRAM SAFEGUARDS ACTUATION SIGNALS___

_ ______ 5653D74*8 __

• • 4!15878 9, FUNCTIONAL LOGIC OIAGRAMROO CONTROLS ANO ROD BLOCKS*-**--****-*** *-***********5653074 -9 ** _ *** 495879

10. FUNCTIONAL LOGIC OIAGRAM STEAMDU'°"CONTROL..

• • • • • --*--***--** * -*** 5653074* 10 *** _.495880 11.FUNCTION>.LLOG!CDIAGRAM PRESSUR!ZERPRESSURE Af()LEVELCONTROL

__________ 5653014* 11 *** 495881 12, F"l.tlCTIONAL LOGIC DI AGRAM PRESSUR I ZER HEATER CONTROi. ____ _

• • 5653074-12 ** __.495882 13, FUNCTIONAL LOG1COIAGRAMFEEDIIATERCONTROL AN0 ISOLAT [ON.*** *** - ** * * -***-***-**5653074 - IL ___ _ 495883

14. flf,ICftONAL LOGIC OI AGRAHFE(OIIATERCONTROL ANO ISOlATION *****-***--***--***-** 5653074-14 ***** 495884

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

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

17. FUNCTIONAL LOGICDI AGRAMAMSAC SI GNALS ** *----*- -

• • • • • • • • 5653074 - 17. **** 495887 18, Flf,ICT[ONALLOGICO!AGRAMSEISMICTRIP _ **** - ** *-****** * **--**---- --*---*------8759071 ______ _ 495888 19, Fl.llCHONAL LOGIC OI AGRAMOIG !TAL FIi CONT SYS INPUT SIGNAL VALIOATIQN. __ **--****-5653074-18 * **** 495889 20, Flf,ICT!ONAL LOGIC OIAGRAMOIG ITAL Fl/CONT SYS FWFLOWCONTROLLERa.C,,OEMAN0 * *** *

• 5653014 - 19 ** __.495890 2 1, Flf,ICT!ONAL LOGICDI AGRAMOlG ITALFWCONTSYSCONTVCVSEO&TRACKING 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 INOEXSOLIOSTATEPROT ECTIONSYSI NTERCONNECTIONI.SCHEM. OI AGRAM _ ___ __ _ I Q80442

• 1 * * * *. 458862

24. SCHEMATICDIAGRAMPRESSUII I ZER HEATERSSHI

• • • - ****441314 25. SCHEMATICOIAGRAMPRESSURIZER HEATERSSH2 __ **---- - ----

• -***--**---**--****447517 l,'"'"'.l'"*"I

....,~.,.,,,. "Qi)d'l:J w T NUCLEAR SAFETY RELATED KEYOWG*-SECTlON...l...

UNIT2 fUNCTIONALLOGICO!AGRAM PRESSURlZERH(ATERCONTROL OIASLO CANYON DEPARTMENT OF ENGINEERING PACI F IC GAS ANO ELECTRIC COt-f>ANY SANFRANClSCO, CAL!FORN! A RMJNOEXEOREV.l:..

COASTVALLEYSO! YIS!ON 495882 ;l' 10 UI -

495852