ML23241A347

7 to Updated Final Safety Analysis Report, Chapter 7, Figure 7.2-1, Drawing 495845, Sheet 1, I & C Functional Diagram Primary Coolant System Trip Signals

ML23241A347
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: ML23241A347 (1)

Text

OVERTEMPERA TURE I::,. T R(ACTOATR!P

( SH((l 2>

OVER TEMPEAA TURE fiT TO START TURBINE RUNBACK AND BLOCK ~~o:,;,~~6R:~~L MANUAL

<SH[ET9, 16 l OVERPOWER 6 T REAC TOR lRIP

($H(( T ;>)

OVERPOWER 6. T l

UNDERVOL T AGE RCP BUSS ES AUXI L IARY FE£DWAl[R PUMPS

<SHEE T 1$1 REACTOR TRIP REACTOR TRIP

<SHEET2>

CSHEET2>

NOT REDUNDANT LO -LO TAvG LOOP 3 P-12

!SHEE T IOl TOF[EDWATER lSOLATlON

<SHEET 131 REFERENCES I. FUNCTIONAL LOGIC DIAGRAM l NOEX AND sne 01.s ______________

_ ___ _____________ 56530H

• l _______ 495841 FUNCTIONAL LOGIC O! AGRAH R(ACTOO TA ! P SIGNALS ______

_ __ 5653DH - 2 _______ 495842 FUNCTIONAL LOGICO!AGRAH NUCLEAR INSTR ANOKANUAL TR1PSIGNAL$ __ ____ _____ __ ______ 5&53DH

• L _____ 495843 FUNCTIONAL LOGIC DI AGRAM NUCL EAR INSTR PERMISSIVES AND BLOCkS ____________________ 56S3DH - - -- - -- 4956 44 FUNCTIONAL LOGIC D!AGRAH PRIHARY COOLANT SYSTEM TRIP SIGNALS __ ___ __ __ ___ _________ 5653D74 - 5 _______ 495845 6.

FUNCTlONALLOGI C OIAGRAMPRESSUAIZERlR!PSICNALS ___________________________ __ ___ 56Sl01

• 6 ___ ___ 495846 7.

FUNCTIONALLOGICOlAGRAM STEAM GENERATOR TRIPSICNALS ____ ______ __ ________________ 5 6 S3D7-7_ _____ _ 495847 FUNCTIONAL LOGIC OIACRAH SAFECUAROS ACTUATION SIGNALS

___ __ __ _ ____ _ ______ ____ ___ 5653074 - 8 _______ 495848 FUNCTIONAL LOGIC DI AGRAM ROO CONTROLS ANO ROO BLOCKS __________________ ____ ______ _ 5653074 -9 __ __

_ 495849 10. FUNCTIONAL LOGICOlAGRAM ST[AH llUWCONIROL __ _____ ___ __ __ ____ ____________________ 5553074 -1 0 ______ 4958SO II. FUNCTIONAL LOGIC OlAGRAM PRESSUllZER PRESSURE ANO LEVEL CONTROL

_ __ ___ ___ __ __ Sf,53074* 11 _____ 495851

12. FUNCTIONAL LOGIC OIAGRAM PRESSl111ZER HEATER CONTROL

______________________ ___ ____ 565307-1 2_ ____ 495852

13. FUNCTIONALlOGJCOlAGRAH FEEOWATERCONTROI.ANO ISOLATJON ____ ___ __ ________________ 5653074-13. ____.495a53 I

• FIJNCTIONAL LOGI C DI AGRAM FEEOW4TER CONTROL ANO ISOLATION __ __ __ ____ _ _____ ____ _____ 56530 74 - 14 ______ 495854

15. FUNClJONAL LOGlCOIAGRAM AUXlll ART FEEDWA TEA PU~SSTARTUP _______________________ 5653074 - 15 ** ___ 49 5B55 16.

FUNCT!ONALLOGICOlAGRAH IUlBI N(TRI PS, RUNB ACKSt.SIGNJ\LS

__ _______ 5653074 - 16 _____ 495856

17. HJNCTIONAL LOGIC OlAGRAH AHSAC SI GNALS__ _________ _____ ___ ___

_ ___ _____ 5&53074 - 17 __ ___, 495857 18.

FUNCT IONALLOG JC OIACRAM S( I SHICTRIP ** ___ __ ____ ____ _____________________________ 8759077 __ __ ___ _ 495858

19. FUNCTIONAL LOGIC DIAGRAM DIG I TAL FW CONT SYS INPUT SIGNAL VAlJDAT I ON __ __ _______ __ 5653D74 *18 _____, 495859

20. FUNCTIONAL LOGIC OUGRAH OIGITAL FW cmn SYS r w FLOW CONTROLL{R t, c,, DEHANQ _______ 5653D74 - 19. ____ 4 95860 21.

FUNCTICINALLOGICOIAGRAH DIG I TALFW CONT SYSCONIVCVSED t.

TRACKI NGLOGIC ________ s653074 - 20. ____ 495B61

22. FUNCTlONAl LOGIC DIAGRAM DIGITAL r w CONT SYS SIGNAL SELECTOR LOGIC __

____ ___ ____ 5653074 - 21 _____ 495862 23.0RAWINGINOEXSOLI O STATEP!IOTECTIONSYS!NTERCONNECTIOO,SCHEM.01AGRAM ___ ___ __ IQBD442

• 1 __ ___ 458862 NOTES:

T FOR UNDERVOLTAGE REL 70t.

THE MA XIMUM ALLO Y( WITHlHEADJUST EN RE ACH I NG THE THE SIGNAL lO T EXCEED 0. 2 SEC SHOULD BE DETECTOR LAY SET TO T VALUE ANO OR lRIP CIRCUITRY 2.

RE ACTOR COOLANT PUr-f'S I !, 2 ARE ON. BUS I.

REACTOR COOLANT PUMPS 3 !, 4 ARE ON BUS 2.

3. THE SETPOINT or THE UNOERfREOUENCY RELAYS SHOULD BE AOJUSUBL 52 CPS AND 59CPS.

THE MAXl"'-IM DETECTOR TIME DELAY ( INCLUDI NG THE AOJUSTAB BETWEEN REACHING THE SEl-POINl VALUE ANO PA THE SIGNAL TOTHETR!PCIRCUITS SHOULD NOT E

0. I SEC.

4.

THE DELAY BET WEEN THE TI ME IVE A TRIP SIGNAL ANO THE TRIPPEOANO PASSEO ON T

REACTOR TRIP LOGIC SHOU 5.

SHEET NU~ERS REFER TO THE REFERENCE NU~ERS RELOW.

6. "1lENEVER A PROCESS SIGNAL IS USED FOR CONTROL ANO IS DERIVED FROM A PROTEC T ION CH ANNEL.

ISOLATION MJST BE PROVIDED.

7.

THIS DRAWING ILLUSTRATES THE FUNCTlONAL REOUIREMENIS or THE REACTOR CONTROL ANO PROTECTION SYSTEM. THIS DRAWI NG DOES NOT REPRESENT ACTUAL HARDWARE ll'f'LEMENTATION.

FOR HARDWARE IHPl(MENTAT I ON, REFER TO THE APPLICABLE SCHEMATIC.

T T

REACTOR TRJP

($fl[ ET2l UNOERFREOUENCY RCP BLI SSES REACTOR TRIP

<SHE£T2)

A 19 4'