ML23241A262

7 to Updated Final Safety Analysis Report, Chapter 7, Figure 7.2-1, Drawing 495851, Sheet 1, Rev. 3, I & C Functional Logic Diagram Pressurizer Pressure & Level Control

ML23241A262
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: ML23241A262 (1)

Text

PRESSURIZER PRESSURE CHANNELS 1------,

. -----------* ___________, ------------- ___,~'°" -------9 ----------- m1mr 1

1 1

1 ~

IP-PREF!

IIIHII'-

1 I

I I

I COHHl:OLLER IK2,( I 22s)I AUCT I ONEERED TAVG (SHEET'.lJ

LREF,

AUX.

STAT PRESSURIZER L,EVEL CHANNELS LEVEL rnMINEL SELECT

~-----------------------i--9---------------------------l-,--------,--------

, IL-LREFI IP-PREF!

AL L OR IF I CE ISOLAT I ON VALVES CLOSED L ETDO\ltJLii.E ISOLATIOi.

VALVECOi.TROL SELECTOR SWITCH CD-9r f 1° 0 1 PO\i"ER REL! EF VALHI

( HOT[ ] I REFERENCES PO\i"ER REL! EF VALVE2

( HOT[ ] I FUNCTIONAL LOG IC DIAGRAM 11:WE X AND SHfl OLS r utKTIONAL LOG IC DIAGRAM REACTOR TRI P SIGl:JALS 3, FUNCTIONAL LOG IC DIAGRAM l:WCLEAR INSTR AND MMWAL TRI P SIGNALS r utKTIONAL LOG JC DIAGRAM NUCLEAR I NSTR PERMISSIVES ANO BLOCKS FUNCTIONALLOG IC DIAGRAMPRIMARY COOLAN T SYSTEMTRI P SIGNHS

6. FUNCTIONALLOG JC OJAGRAMPRESSUR IZERTRI PSIGNALS 7, FUNCTIONALLOG IC DIAGRAMSTEAMGENERATORTRIPSIGNAL S

8. r utKTIONAL L!X; !C DIAGRAM SHEGUARDS AC TUATION SIGNALS 9, FUNCTIONAL LOG IC DIAGRAM ROD CONTROLS Mm ROD BLOCKS 10, FUNCTIONALL!X;JCOIACRAMSTEAMDUMPCONTROL II, FUNCT IONAL LOG IC DIAGRAN PRESSURIZER PRESSURE MID L EVEL CONTROL 12, FUNCTIONALLOGICOIAGRANPRESSURIZERHEATERCONTROL 13, FUl:KTIONAL LOG IC DIAGRAN FEEDWATER CON TROL AND ISOLATION 14. FUNCTIONAL LOG I C OIAGRAN FEEDWHER CONTROL AND ISOL ATTON 15, FUl:KT IONAL LOG IC DIAGRAN AU XI LIARY FEEDIIATER PUW S STARTlF 16, FUNCTIONALLOGICOIAGRANTURBINETRIPS, RUNBACKS &SlGNALS 17, FUl:KTIONAL LOG IC DlAGRAN AMSAC SI GNALS 18. FUNCTIONALL!X;!COIACRANSEISMICTRIP 19, FUl:KTIONAL LOG IC DJAGRAN DIGITAL FIi CON T SYS INPUT SIGNAL VALIDATION

~ ~ : ~~~~~:~~:~ ~: :~ ~::~::: ~:~:~:~ :: ~~ ~ ~~~ ~~~L~~vc~~~R~L~~:c! 1~~ ~~~~~D

22. FUNCTIONAL LOG TC OTACRAN DIGIHL FIi CONT SYS SIGNAL SELECTOR LOGIC 23, DRAIIINGINDE X SOLIDSTATEPROTECTIONSYSINTERCONNECTION &SCHEM. DIAGRAf.1 ec 4551 PO\i"ER REL!U VALVE SECL0tZtJlRL s~PhH PO\i"ERRELIEF VALVE]

!NOTE ]I 5653074 - 1 49584 1 5653074 -2 495842 5653074 -8 5653D74 -9 5653074 -1 0 5653D74 - II 5653074 -1 2 5653D74 - 13 5653074 -1 4 5653D74 - 15 5653074 -16 5653D74 - 17 8759077 5653D74-18 5653074 -1 9 5653D74-20 5653074 - 2 1 108D442-1 495844 495845 495846 495848 495849 495850 495854 495855 495856 495857 495858 495859 495860 I

rn TURN-Oi.

AL L ~AC~ - UP HEATERS

( SHEET 121 rn VARIABLE HEA TEA COHTROL SIGHAL

( SHEET I 2 I

~

'SPRA Y

CON TROLLER MODULATE SPRA T VALVE PCV - ~55A

~

' SPRAY 1~*0 0 MODUL ATE SPRA ~ VAL VE

• 2 PCv-~,58 NOTE 2

ot1 f.1 LETOQi,iN LlNE ISOLATION CHARGJ HO FLOW COHTROL TO TURN - ON ALL BACK-UP HEATERS (SHEET 121 TO HEATER I HTERLOC~

I BL OC~ ALL nCEl"TLOCAL CONTROL!

!SHEET 12!

KEY DWG.

SEC T1 0N _3_

RHl5JOND£SCRJPT ION REVIS[O PER D00 *2 *439*0 s~t~~~o~ 0~~7~~H NOTES :

I.

ALL CIRCUITS ON THIS SHEET AR[

NOT REOUNDUNT.

2* tg~:t ge~~~?6E0X~~5l~~~ !t~RgT~~Rc6~1~~tsRooM.

3, OPEN/ SHUT INDICATION I N CONTROL ROOM.

4, SHEET NUMBERS REF ER TO THE REFERENCE NU~BERS BELOW, 5. WHEHEVERAPROCESSS I Oi.AL I SUSEO FORCONTROLAND

~5~t~~ ~~g~I~E~~OTECTIOH CHANNEL.

ISOLATION

6.

TH IS IL L USTRATES THE FUi.CTIOi.AL REQUI REHEi.TS OF THEREACTORCOHTROL*i.DPROTECT I Oi.S 'r'STEH. THIS OR*\i"ING DOES NOT REPRESENT *C TU*L HARDWARE JHPLEHENUT JON, FOR HARO\i"*RE I HPLEHEHTATIOH, RFERTOAPPLIC AeLESC HEHATIC.

7. c..i-...v..EL Sfi[Cl JS A SDF'J.-..,q[ FUKT I C.. T~T Sfi[CTS THEl'KIHIG,IEST SIGH.,IL.

,. !E~UT~~:;'fl:c~fl!N:.J.~~T~ FL-<<: T JO. TH.I.T NUCLEAR SAFETY RELATED UNIT I FUNCTIONAL LOG I C DIAGRAM PRE SSURI ZER PRESSURE& LEVEL CONTROL