ML22278A832

Rev. 21 to Updated Final Safety Analysis Report, Drawing M-49, Sheet 1, Rev. 55, P&ID Reactor Core Isolation Cooling

ML22278A832
Person / Time
Site:	Limerick
Issue date:	09/19/2022
From:	Constellation Energy Generation
To:	Office of Nuclear Reactor Regulation
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7 6 5 4 3 2 SH. 1 8031-M-49 OF REF REFERENCE DRAWINGS BECHTEL NO. G E NO.

NO.

1. RCIC IS A SEISMIC CATEGORY I SYSTEM EXCEPT AS NOTED.

2. SLOPE STEAM LINE DOWN ALL THE WAY FROM MAIN STEAM LINE TC RCIC FUNCTIONAL CONTROL DIAGRAM: hl1-E51*1030-F 72'9ES22AD DRAJN POT JUST AHEAD OF TURBINE IF.2),

3. LOCATE VALVE HYIF029 tzONE A,5l AS CLOSE JlS POSSIBLE TO PUMP SUCTION LINE F'RDM CONDeNSATE STORAGE TANK.

H HIGH PRESSURE COOLANT IHJECTIDN

4. AC POWER FDR RCIC INSTRUMENTS SHALL BE [IERIVED FHDM A DC SOURCE SEPARATE F"RDM THAT WHICH SUPPLIE~i THE HPCI SYSTEM, H VIA T1£ UNINTERRUPTIBLE AC OR COMPARABLE: DC TO AC N!-E51-CC02-C-2 VPF2757067 CONVERSION SYSTEM.

S. ~ci~~~ l'OIHT VENTS AND LOW POINT DR "1NS TD BE ADDED "5

&. THE GE MFL NUM8ER FIJR THIS SYSTEM IS E*!:il.

NOTE 12

• 2J) 7. TD.PERATl.IR.£ LEAK DETECTION FDR THIS SYSTEM IS SHOWN ON PRIMARY CONTAINMENT 13 LIQUID RAOWASTE - COUECTION REF£RENCE: 18. THE TEMPERATURE INSTRUMENTS ARE INDEXED AS ORY WELL PART OF THIS PBtlD CN*49J.

B. ALL INSTRUMENT PIPING AND TUBING SHALL BIE INSTALLED IN ACCORDANCE WITH REFERENCE 19. FOR OEYIATIION TD SLOPE CRITERIA 16- RCIC TrnBINE CONTROL DIAGRAM SEEREFERENCE21.

..,.. !l. ALL STEAM LitES SHALL BE SLOPED. ALL UQUI(() LINES INSIOE THE PRIMARY CONTAINMENT SHALL BE Sl.OPEO WHEHE PR lo.CTICAL.

10. FR.l LINE SHOULD BE LOCATED AT HIGH POlNr (B,'4l.

11. VALVE FOO! SHOULO BE: LOCATED AT HIGH POINT CB,4).

G C64B

12. THE BYPASS VALVES AROUND E.)(CESS FLOW CHECK VALVES XV-1F044A.

B,C,0 ARE LOCKED CLOSED..

G KEYLOCK~ 1:5. TEJ.PERATURE ELEMENT TO BE MOUNTED ON OUTSIDE SURFACE !E.2).

T 14, INSTALL VALVE IN REVERSE DIRECTION SUCH THAT FLOW IS OVER THE SEA.T TO COMPLY WITH IOCFRSO APPENDIX J CF,6).

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15. THE MAXIMUM bf' ACROSS THE SUCTION STRAINERS SHALL NOT REauIRED NPsH WHEN f-REFERENCE3 AEFETRENCE ~~CE~rn~~~~,r~:~a~:.~,,rt£ Ta CONDENSATE

~~01 STORAGE TANK C848 16. DELETED.

I ~ 11, NON-Q DRAIN AND VENT LINES AND CAPPED ENDS EXTENDING FROM REFERENCE 3 C2<11 t- ~ SEISMIC CATEGORY l PIPING ARE SEISMIC CATEGORY IIA DOWNSTREAM

~I I 18.  :;H~~~~ [~~L:~~.:~~ BE A VERTICAL SECTrON ABOVE ufi'- L 617

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-YNOTE23 C THE PROCESS Lit£. MINIMUM '3 FEET LONG ID.4).LSL TAPS SHALL BE f-~ _

• PLACED Z FEET APART. THE LINE FROM THE BOTTOM OF THE N&35 VERTICAL SECTION SHALL SLOPE DOWN TOWARDS THE PROCESS LINE.

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27, VALVE H\l-049-1F029: liAS BEEN MODIFIED TO ELIMINATE THERMALLY' INOUCED PRESSURE LOCIUNG. SEE ECR 96-0283'3 FOR DETAILS.

"c 28. VALVE HV-049-1F031 HAS BEEN MODIFIED TO ELIMINATE THERMALLY I INDUCED PRESSURE LOCKING. SEE ECR LG 96-030B1 FOR DETAILS.

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@:] 11 IHCCRP. ECR Oot-004J7 REV.0 PER WD l:CZ1378'. ADDED 52 t HBB-102/HBfl-103 Cl.ASS BREAK AT 1F029.

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I KEYLDCK II RCIC PUMP CiiMPAfilMENT OESCRIPTION I J.J

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FUiliii'iiiGiiLARM TABLE OF ADDITIONS & CHANGES USE ONLY PRINTS SHOWING LATEST DATE I >IJTES~&27~SH.I F,5l I ~'HBIH02 HBB HBB P&ID

' 13 REACTOR CORE ISOLAHON COOLING Y'

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TRANSFER SVSTEM SHEET 1 OF 8031-M-49 55 iB 7 6 5 4 3 2 I CATEGORY Al