ML23241A100

7 to Updated Final Safety Analysis Report, Chapter 7, Figure 7.2-1, Drawing 495852, Revision 2, Sheet 1, Functional Logic Diagram Pressurizer Heater Control

ML23241A100
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: ML23241A100 (1)

Text

Z9 8 96t, , 10 COMPENSATED REMOTE CONTROL STATION REMOTE CONT~L STATION AUTOMATIC HEATER TURN-ON HEATER INTERLOCK VARIABLE HEATER PRESSURE REMOTE CONTq/,L STAT I ON FOR (~~~~fo~o~~t;rrns (SELECTOR SWlTCKl FOR GROUP 4 HEATERS

( CONTROL OARO l LOW PRESSURE FROHPC- 455J HI GH LEVEL DEV IATION FRO M LC - 45 9£ LOW LEVEL FROM LC-459C S. 460C ON-OFF STATION

! CONTROL BOARD l DEVIATION FOR GROUP HEATERS

( CONTROL OARD>

I SELECTOR SWJ TCHJ (SHEEr l ll !SHEET Ill (SHEET Ill (SELECTOR SWITCH) (StE~9MI I ) !SELECTOR SWITCH!

OFF AUTO ON OFF AUTO ON I I OFF AUTO OH I

'I I

L~g~L G~g~iRi H~l1tk~N

( SELECTOR SWITCH>

TURN -O FF TURN-ON TURN - OFF TURN-ON TURN - OFF TURN -ON VARIABLE

~~~~~@ ~~~~~~ ~~~~~tP ~~~~~~

CONTRO L SIGNAL ~;~~~~ ~~~~~~

!NOTE2l FOR GROUP I

~ HEA TERS (NOTE4l I NOTE 4l

!NOTE 4J ~

2. GROUP 2 AND 3 HEATERS ARE ON SEPARATE VITAL POWER SUPP LI ES.

l, OE ETEO BACKUP HEATER STATUS 1NOIC AT !ON IN CONTROL ROOM.

SHEET NLMSERS REFER TO THE REFERENCE NUMBERS BELOW.

6 . WHENE VER A PROCESS S IGNA L ISUSEOFORCON TROLA NDI SDER!VEOFRO MAPROT ECTION CHANNEL, I SO L ATION i'US T BE PROVIDED.

7 . Hl!S DRAWING ILLUSTRATES THE FUNC TI ONAL REQUIREMENTS OF THE REAC TOR CONTROL ANO PROTECTION SYSTEM . THIS DRAWING DOES NOT REPRESENT ACTUAL HARDWARE l t-PLEMHITATION. FOR HARD WARE IMPLEMENTATION. REFER TO THE APPLICAB LE SCHEMATIC .

REF ERENCESE})

FiJ,iCTIONAL LOG IC DIAGRAM INDEX ANO SY~OLS __ _ ___ 5653074-1 ___ _ _ 49584 1 FUNCTIONAL LOG!C DIAGRAM REACTOR TRIP SIG~L$ _________________________________ 56530H -2 ______ 495842 FUNCTIONAL LOGIC OIAGRAM NUCLEAR INSTR ANO i'IANUAL TR IP SIGNALS __________________ 5653074-3 ______ 495843 FUNCTIONAL LOGIC DIAGRAM NUCLEAR I NSTR PERMISSIVE$ ANO BLOCKS ___________________ 5653074 - 4 ______ 495844 FUNCTIONAL LOG I C DIAGRAM PRIMARY COOLANT SYSTEM TRI P SIGNA LS __ _ ____ 5653074 -5 ______ 495845

6. FUNCTIONAL LOGIC DIAGRAM PRESSURIZER TR IP SIGNALS_ _ _______ 5653074-6 _____ 495846

7. FOOCTIONAL LOGIC DIAGR AM STEAM GENERATOR TR!P SIGNALS_ __ _ _ __ ___ 5653074-7 FUNC TI ONAL LOGIC DIAGRAM SAFECIJAROS AC TUATION SIGNALS ___ _ ___ 5653074 - 8 FUNCTIONA L LOGIC DIAGRAM ROO CONTROLS ANO ROO BLOCK$ ____ _________ _____________ $653074-9 ___ ___ 4 95849

10. FUNC TIO NALLOC.ICDIA CRAMSTEAM DUMP CONTROL __ _ _ ____________ 5653074-10 _____ 4958 50 11 . FUNCTIONAL LOGIC DIAGRAM PRESSURIZER PRESSURE ANO LE:VEL CONTROL __________ ______ S6S3074 - 11 _____ 4958S I

12. FUNCTIONAL LOG IC DIAGRAM PRESSURIZER HE.ATER CONTROL

• __ 5653074- 12_ _ __ 49S852 13 . FUNCTIONAL LOGIC O! ACRAM FEEOIIATER CONTROL ANO ISOLATION __ _________ S6S3074 - 13 __ _ _ 495853 14 . FUNCTIONAL LOGIC O!AGRAM FEEOWATER CONTROL AND ISOLATION ________________ _______ 5653D74*14 _____ 495854 15 . FUNCTIONAL LOGIC DIAGRAM AUXILIARY FEEDIIATER PIJK'S SHRTUP ---*-- _______ S653D74 -1 5 _____ 49S8SS

16. FUNCTIONAL LOGIC DI AGRAM TURB INE TRIPS. RUN8ACKS &- SIGNAL$, __ _______________ ___ _ S6S3DH- 16 __ _ __ 495856 17 . FUNC TIONAL LOGIC DIAGRAM AHSAC SlGNAL$ _______________________________________ 56S3DH-17_ ____ 495857 18 . FUNCTIONAL LOGIC DIAGRAM SEISMIC TRIP ___________________ _____________________ 8759077 __ _ _ _ 495858

19. FUNCTIONAL LOGIC OIACRAM DIGITA L FW CON T SYS rnPUT SIGNAL VALIDATION ____________ 5653D74 - 18 _____ 495859

20. FUNCTIONAL LOGIC DI AGRAM DI GI TAL FW CON T SYS F\rl FLO W CONTROL LER~ c, DEMAND ___ ___ S653DH - 19_ _ __ 495860 2 1. FUNCTIONAL LOGIC DIAGRA M O! G!TAL FW CONT SYS CONT vcv SEQ, TRACKING LOG[C _______ S653DH-2 0 ** ___ 495861 22 . FUNCTIONA L LOGIC DIA GRAM O!C!TAL FWCONT SYS S!GNAL SELECTOR LOG!C _ _____ _ _______ 5653DH-2 1 _____ 495862 23 . DR AWING I NDEX SOL!D STATE PROTECTION SYS INTERCONNECT I ON L SCHE M. DIAGRAM ________ 10 80442 - 1 ___ __ 458862 24 . SCHEMATIC DIAGRAM PRESSURIZER HEATERS SH I _ _ _____________ ______ __ ______ _4 37602

25. SCMEMATIC DIAGRAM PRESSU RIZER HEATERS SH 2 ----------- *--- ---------------- ------ -- ----458858 RM INDEXED RE~ 1:_

,0 ,'~iFi 0, ...,~,,. ,,,~- "(l'(i d'l:i witr NUCLEAR SAFETY RELATED CO*STVALLEYSOIV IS ION KEY owe - SECTION ....L UNIT I FUNC T IONAL LOCHC DIAGRAM PRESSURIZER MEATER C0"1TROL R E ~

I S I O N S

.... ,,.._ OlABLO CANYON OEPARll'CNTOf'Etl(ll NEERl>l(l PACIFIC GAS ANO EL ECTR IC COK'ANY SANFRANC!SCO CALIFORNIA 495 8 5 2 2*

i! 8 ' S-2. IO U2 - 495882