ML23241A688

7 to Updated Final Safety Analysis Report, Chapter 7, Figure 7.2-1, Drawing 495877, Revision 6, Sheet 1, I & C Functional Logic Diagram Steam Generator Trip Signals

ML23241A688
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: ML23241A688 (1)

Text

{{#Wiki_filter:HIGH S TEA M PRESSU RE RATE ( RATE -L AG COMPENSAT ED ) LO W STEA ML I NE P RESSUR E ( LEAD- L AG COMPENSATED) LOOP 3 LOoP4 II II

                                                                                     -----{!)

T cc ' T P-I I

                                                                                                               ! SHEET6I NOTE S I . THE REDUNDANT f.!MlUAL BLOCK CONTROL CONSISTS Of T\/0 CONTROLS ON THE CONTROL BOARD, ONE FOR EACH TRA IN,

2. 1\/0 COMPUTER INPUTS ARE COtmEcTED 10 THIS CIRCUIT, I NOIYI DUAL rQR EACH TRAIN.

3 . SHEETNUf.ilERSREFERTOTHEREFERENCEfrnf.13ERSBELOW.

                                                                                                                                       ~~~E~~RP~O~ng:s S]Gr<AL JS USED FOR CONTROL AND IS DERIVED FROM A PROTECT]O'l CHArmEL,              ISOLATJO'l

5. TH I SORAWINGILLUSTPATESTHEFUfJCTIONALREQUIREMENTSOFTHEREACTORCONTPOLANOPROTECTIONSYSTEM.

DRAWINGOOESNOTREPRESENTACTUALHAROWAREJMPLEMENUT]Orl,REFERTOTHEAPPLICABLESCHEMATIC. S TEA M FLO W/F E ED FLOW M I SMA TCH ALARMS 6.ALLT l t-l E OE LA YTIHERS I N APROTECT IONSE TS HAL LSTAR TS l r-t...lLTA'lEOUSLY UPONRECEI PT OF THEF I RSTVALID LOW-LOW LEVEL SIGNAL, 7 , TI HEDELAYASSOCIATEDWITHH I GHESTREACTORPOWEROBSERVEDDURINGTPANSIENTSHALLBEUTILIZEDWITH ZERO DELAY FOR PO~'ER GRATER THArJ OR EQUAL TO 501/4 . STEAMG ENERATOR LO'o' -LOW L EVELTIMERACT UATED\ I NACTIVEFORPOWERGREATERTHANOREOUALT0501/4I. PROTECTlONGRADESIGrJALEOUJVALENTTOREACTORPOl</ER, REF ERENCES WE DWG PG&E DWG FUNCTIONA L LOGIC DIAGRAM INDEX ANO Sn60LS 5653074- 1 495871 FUNCT I ONAL LOGICD I AGRAMREACT OR TR IPS IGNA LS 4 95872 FUNCTIONAL LOGIC OIAGRAM~CLEAR INSTR ANO MANUAL TRIP SIGNALS 5653074-3 495873 FUNCT I ONAL LOGIC DIAGRAM ~CLEAR l fJSTR PERM I SSIVES MJD BLOCKS 5653D74 -4 495874 FUNCTIONAL LOGIC DIAGRAM PRIMARY COOLAfH SYSTEM TRIP SIGNALS 5653D 74 -5 495 8 75

6. FUNCT I ONALLOG I CDIAGRAMPRESSUR I ZERTR I PS I GNA LS FUNCTIONAL LOGIC DIAGRAM STEAM GENERATOR TRIP S!GNUS 5653D74-7 495877 FUNCTIONA L LOGICDIAGRAMSAFEGUARDSACTUATIONSTWALS 5653DH-8 495878 ST EAM GEN ERATOR L OW -L OW WA TER LE VE L 9. FUNCTIONA L LOGIC DI AGRAM ROD CONTROLS Arm ROD BLOCKS 5653D74-9 49587 9 10 , FUNCTIONA L LOGIC DIAGRAM STEAi-i OUflP CONTROL 5653074- 10 495860 LOOP2 LOOP3 LOOP I LOOP4 LOOP I LOOP2 LOOP3 LOOP4 LOOP I LOOP2 LOOP3 LOOP 4 II. FUNCT I ONAL LOGICD IAGRAMPRESSUR I ZERPRESSUREANDLEVELCONTROL 5653DH -I I 495 88 1 I I 11 11 Ill l!I 111 !II IV IV IV IV 12, FUNCTIONAL LOGIC DIAGRAM PRESSURIZER HEATER CONTROL 5653D74 - 12 495 882

13. FUNCT I ONAL LOGIC DIAGRAM FEEDWATER CON TROL Mm ISOLAT I ON 14, FUNCTIONALLOGICDIAGRAMFEEOWATERCONIROLANO!SOLATION 4958 8 4 15 . FUNCT I ONALLOG I CDIAGRAMAUXILIARYFEEDIIATERPUMPSSTARTUP 495865 16, FUNCTI ONAL LOGICD IA GRAMTURB I NETRIP S, RUNBACKS&S IG NALS 5653D74- 16 495 886 17, FUNCTIONA L LOGICOIAGRAMAMSACSICNALS 5653074- 17 495887

18. FUNCTI ONAL LOGICD IACRAM SEISMICTR IP 8759D77 495888 19 . FUNCTIONA L LOGICOIAGRAMDIGTTALF'o'CONTSYS!NPUTSIGNALVAL IDATJOfJ 5653074- 18 495869

20. FUN CTI ONAL LOGIC DIAGRAM DI GITAL FIi corn SYS FW FLO\/ CON TROLL ER & Cy DE MAN D 4 95890 2 1. FUNCTI ONAL LOGIC DIAGRAM OIG!TAL Fl/ corn SYS CONT vcv SEO & IRACK!NC LOG IC 495891 22 . FUNCT I ONALLOG I CDIAGRAMD I GITALF'o'CONTSYSSIGNALSELECTORLOGIC 49589 2

23. ORAi/iNG I NDEX SOLID STATE PROTECTION SYS INT ERCON NECT I ON~ SCHEI-I. DIAGRAM 458862 ST EAM GENERATOR HI -HI LEVEL TURB INE TR I PANDFEEDWATER ISOLAT ION NUC LE AR SAFETY RELATED P- I 4 < SHEET I 3!

AUXIL!ARYFEEDWATER KEY OWG. SECTION _3_ PUMPST AR TUPLOG !C UNIT 2 FUNC TJONAL L OGICOIAGRAM STEAM GENERATOR TRIP SIGNA L S}}