ML22278A792

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Rev. 21 to Updated Final Safety Analysis Report, Drawing M-78, Revision 46, Sheet 2, P&ID Control Enclosure HVAC (Common)
ML22278A792
Person / Time
Site: Limerick  
Issue date: 09/19/2022
From:
Constellation Energy Generation
To:
Office of Nuclear Reactor Regulation
Shared Package
ML22278A223 List: ... further results
References
Download: ML22278A792 (1)
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Text

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8031-M-78 SH.2 OF 7 6 5 ~~iL~~~-~~lij~ ( M-78 s----------- > M-78 >--------] ISH.4 E,4> ISH-1 B,2) I ,------------------1 I AC ClOIA I @C101C I T~vC.%0~gi-~4~1).iL< M-90 s------, ~ IAUTO START> H I ISH.2 0,7) t ~ ---------------: ---- A 1-----------------------------------------i---- ----------1 I I I ~CIOlA TYC~lA r;g/)OlA @E LOCATE AT UNIT 2 ti t----~'~~r~-1---:---- ----r------t 1

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034A -- 034._

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END aF AUXILIARY 1 1 xA 1 1 t 1 I EQUIPMENT ROOM f I I 036A I t I C101A l I I I I I I ClOIA I I ~ t T C!OIA ClOIA I I I CIO!A I t--- ~~ - I -----; I I ~IC ~ @ LOCATE AT UNIT I I I I - l I I I

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---1 034AA ENO OF AUXILIARY I L l I I I 034A* EQUIPMENT ROOM I I I ~---I------------------------------...!--..--!...-------------~ PERMISSIVE FROM Vl20 I ~DIC CIOIA ~CIA t ~C101A

C101A 1-----------------------*--------------------+--=--=--=--=--j-(IS~.~7~,5;

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I I OA~189 I @A~01~ /I\; I I 3 2 1 NOTESo I. NON-0 DRAIN ANO VENT LINES AND CAPPED ENDS EXTENDING FROM SEISMIC CATEGORY I PIPING ARE SEISMIC CATEGORY llA DOWNSTREAM OF THE LAST ISOLATION VALVE. 2-CHANNEL AIBI !SD.A Tlc:tl SIGNALS TO ELECTRO-HYDRAULIC OPERATED VALVES, FANS AND SCLENOIO VALVES ARE SAFEGUARD CHANNEL C 10>.

3.

ALL CONTROL STRUCTURE SYSTEMS ARE SEISMIC CLASS I EXCEPT AS NOTED. 4_ OELETED-

5.

A/S MEANS 22" INSTRUMENT AIR SUPPLY UNLESS OTHERWISE INDICATED.

6.

FOR PNEUMATIC TUBING SIZES, SEE DWG M-1218, SHEET 11. 7_ FOR CHECK VALVES 0007A, 0007B,0052A, 0052B,0053A ANO 00538, REMOVE SPRING TO ACHIEVE OPENING AT LOW DIFFERENTIAL PRESSURE-S. DELETED.

9.

DELETED. A t 7 ! ofii-C i AC t E( ~* Gp-J6A __________ J X NO FC I I ~ SUPPLY AIR T01 AUXILIARY EQUIPMENT R()Qj, C,@ I ~~ QAET** B--0 L_~' -"""':,,~~'------..L.-T"'"_; ___..1.,_T"" ______________ ~~K= COMPUTER ROOM, -~ ,~ r M-78

  • REMOTE SHUTDOWN ROOM, I

I CONTROL ENCLOSURE FAN ROOMS, QAE 93 I I I NO FC HD ISH.3 C,U SGTS ACCESS AREA AND SGTS ROOM 0£.._ _ _J I r;;s{_ I r.otL"' C 'v*

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037A FSL

10. BACKUP NITROGEN ZERO GAS BOTTLES IHIGH PURITY CYLINDER SIZE Kl ARE SUPPLIED BY PECO.

I ~-t--~ I 039B 1---~ ~ I 2*sB0-78 _Lc101c ~ Ac I lri1sl\ I ~ EH ----+ POSH 2'PRIMER 0AV114 \C)38Aj l 035A of6~1 AC I ~Hc101c_ ~] LOCATE IN I O lctO!A EH ~ ~~~ r.l RETUR@-N DUCT ~IOIC ' 'ii J TRAP O~~A / -!! 2" SBD-78 G~~O!C ~ FROM OBV114 DRAIN CHILLED WATER(* M-78 'E------------] PUl.1P "B" START ISH.4 B,5) TDTvc_%o~b"?o4~'1/L <.. -90 s -------, ISH.2 G,7) I ,-----------------------------------------1---- 1 ~OIB I I CIOIB >l ClOIB I I ~-----r---- fry - __ 6il"C __ 0E'\ ~~gA~~ !~xPL~~Ry'l I I ~A r3'4B ~ ~ EQUIPMENT ROOM f I CIOIB ~ I I TIT TE LOCATE AT UNIT I I I 033B --*I ----1 034B END OF AUXILIARY I 1----2! ,!"ft""

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~M!_:-_!!!8!._:*'.5:. DEMINERALIZED I 0003 WATER ISH.3 D,5> NW I AC ClOIB I l ~--- CAUTt:_START~------ I _ _J f ~ I --1 I I <SHUTDOWN> I I r--------~101~-1--0-: ---- I I I @=* I I I 036B ---+ I I I I I I I 1-ctotB I 1 I I !KS\ l I L __, ~ 1 I _____ J PERMISSIVE FROM V120 I I ~ + L-------< M-78 < I 0 I~ t ClOIB I TY I ~IC ~10IB @ I I A I EOUIPl.1ENT ROOM I ~---1-------------------------------4--..--4--------

------i ISH.3 A.5>

I I I r-I ---r--- I --c101s----t ~ I I 'ii I I 1 1 Ac nG 1 1 1 I I EH /I\; I I L_I ~ : 0358*1 I OB~l89 I I @=CIOIC I ZSL.* J----1,-t->--~-~----I---~ I ~ ti ( ~* ~5i"B ~~A lc101B NC FC, I I c I AC ~ I l\ISHL' OBEl93 I I I I I I OBE743 ~ ~-8-LJ-+-_Ll--- 1--~'~------L-----L-- 1 -----1 ~, i I NC F~ ,----i CIOIB t r;;s{_ I IUl..C" c

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I ~ ,----(~ I L _ of~Bt 1-----1 I AC lc101B ry / -!! EH AC EH ----+ I I _________.J RETURN AIR FROM AUXILIARY

  • -------------*"(*2!M:,!-7~8~~< EOUIP ROD" RETURN FANS OAV120 & OBV120

~-t--~v>--~.,~~-~--~- ; ~I DIC @=CIOIC 1-~-1 ~ 1---2"'-'-'S'""B0"'"--7.;..8 __ .J. ~IOIC I >-----~POSH*,_ ___ _. ~ I TAH I 035B QBY114 LOCATE IN I 040 I 0.. RETURN OUCTl I I I POISH >----------~ 035B r DIC _Lc101B I (ii\_ fKs\ I OA~?14 ~- \0396/

Tl DRAIN I

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9 ---.-T--'--.---!EH ------<* M-78 < FROM HS-018-1 ,-------A~X~L~:Y_E~:=:~:o~~~u~~~~~:~:A~l:E~~------------------------l ~ @5 @;--------~H.I B.2~---------------------: ISH.3 B,8> I C681 ~ c,, ' %'SS TO FRESH AIR "-26 Mc:tllTORING ISH.5 E,6&7> SYSTEM 3L* @,g %"SS

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I INOTE 10> r*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*----- ,-----e I MOBILE OIESEL I GENERATOR I OOGtOI I INOTE 16) I I I r---------1 t---f~ I L_-[gi] I OOV175A OOV175B t---------1 '"---f~ I L_--@i] OOV175C OOV1750 +----------1 ~--f~ I L_-[gi] I OOV175E I 1--------1 00Vt75F L--f~ I L_-[gi] OOV175G 00Vl75H ~----*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* IIV-002A._ 11v:ao1A Y2' SS y,- SS %"SS IIV-0028..

11. THE DIFFERENTIAL MOVEMENT LOOPS !PIGTAILS> IN TUBING ASSOCIATED WITH THE BACKUP NITROGEN GAS BOTTLES SHALL EACH CONSIST OF 720" SPIRAL. THE SPIRAL SHALL HAVE A MINIMUM DIAMETER OF 6 INCHES ANO POINTS ON THE SPIRAL THAT ARE 360° APART SHALL BE SEPARATED BY A GAP CS' APPROXIMATELY I INCH.
12. DELETED.
13. DELETED.
14. THE BLIND FLANGE AND THE DAMPER LEVER IN THE SPARE RECOMBINER ROOM "153 ARE LOCKED IN POSITION.
15. SMOKE DAMPERS SD-78-098 AND S0-78-099 ARE MAINTAINED IN OPEN POSITION, OPERATOR ACTION IS REQUIRED TO CLOSE THEM MANUALLY WHEN REQUIRED.
16. MOBILE DIESEL GENERATOR TO SUPPLY POWER TO PORTABLE HVAC FANS IN ACCORDANCE WITH SPECIAL EVENT PROCEDURE SE-I. APPENDIX C.

OA-FOOI OA-F002 OA-F003 %"SS T TO NORTH VENT STACK y,. Y> SS ['.-t;.;1-""..::::..i 0089A TOXIC CHEMICAL DETECTION SYSTEM PANEL OAS734 KEYLOCK OOC734 ~_..,TO COMPUTER ~ TERMINAL TO NORTH VENT STACK TOXIC CHEMICAL DETECTION SYSTEM PANEL 085734 I OOC73~ (HSS\ TO COMPUTER KEYLOCK~-* TERl.11NAL L------ r--- OOC881 ~ ~ TROUBLE ALARM TOXIC GAS ANALYZER RELAY LOGIC PANEL OOC734 IJ3 LOGIC ~t -t KEYLOCK I KEYLDCK I 213 LOGIC l KEYLOCK I TOXIC CHEl.11CAL DETECTION SYSTEM U2 ACCU.. ULATOR OOT745 ,.-;.=--o;o*oi:t-4.A __ _,.Dy.,~.t----OfOI~~---~ BACKUP NITROGEN I ZERO G~S-BOTTLE ------------- CC-FOCI OC-F002 OC-F003 NITROGEN ""'>'°'M""-""5"'"7 ~'>---{Y***o**--1 ZERO 6os7 ISH.1 G,3> %"SS %"SS NITROGEN > M-57 >--i) y.,(.'1--1 zERo 6088 ISH.I G,3> y,* 0'0118 ooo4B ---@-B J:?---: ~ 17 %"SS

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o'otil: ooo4c u "' g ~ ~ u ' ii\ 8 ~ u T" T" T" TOXIC CHEMICAL DETECTION SYSTEM 11v:oo2c.

  • PANEL TO NORTH VENT STACK

['.-{)11.J-..:.y,.=.. 2*,;;;ss;., 0089C 11v-oci1c OCS734 ~--------------------" ~--=:::;:=----__J

OOC73.t1 46

' ' ' ' 'OOCB81 ~ 5 HIGH TOXIC CHEMICAL CONCENTRATION INCORP, EC 631473 REV.O, 0/A ---I* ~ ?i ?i ?i ?i -~,At--~--;**D'(J'li __ 'N~~~TE~ll->-~y.1.*~:i-+1--'*~-~~ss~'-D:T<:I-/-' BACKUP NITROGEN ',.. OBST44 '\t/ ~ 00128 v KEYLOCK@ ?i Y2ss r~~1--~~~_,._~~~~~~~~ r J y,*ss I ZERO GAS BOTTLE CNOTE 10> Y2" SS Y2" SS PSV Y2" SS 006C

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%"SS %'SS .. ------~~:!!:::> TO CONTROL ROOM .,_ 78 EMERGENCY FRESH AIR ISH.I A,8> SUPPLY /Rf" tf'i 26 }--- t TO COMPUTER TERMINAL PARTIAL INCORP. ECR 15-000!M REV. 0 PER WO C0256865. 44 -J.. ADDED OA-F002 & OA-F003, AND ADDED REDUCERS AND '1* %"SS TUBE TO OA-S734. !D,E-2&3l. PARTIAL INCORP. ECR 15-000!M REV. 0 PER WO C0257461. 43 ADDEO OC-F002 & OC-F003,AND ADDED REDUCERS AND s %"SS TUBE TO OC-S734. [B,C-2&3l. L.oJ a>- z... Q DESCRIPTION TABLE CS' ADDITIONS & CHANGES USE ONLY PRINTS SHOWING LATEST DATE MECHANICAL P&ID CONTROL ENCLOSURE HVAC I COMMON l EJW JCW MK H G F E D c ---~---------: S'5Jc F C J:7 INO_TE Ill I -I -r-A ... If }4' %"SS *.. 'l!O~ f-----~~::> TO FRESH AIR M-26 >* MONITORING SYSTEM i----------------------tA LIMERICK GENERATING STATION /RE~ "-LY \ ISH.5 E, 7&8> ""* 26,-- 'l!0.19 .. -78 TO CONTROL ROOM SUPPLY AIR FAN CABINETS !SH.I A,4> B 7 6 5 BACKUP NITROGEN I ZERO G~S-BOTTLE v~--!)i(J--1--1.::.;::.._[>l(....J--I "'i;.... o-'012-'c OCS744'4 CNOTE 10> 3 EXELON NUCLEAR CORP. SCALE DRAWN IGDS CHECKED INSPECTED APPROVED DATE NONE BECHTEL BECHTEL BECHTEL BECHTEL BECH BECH 12/28189 APPROVED _BE_CH_T_E_L ______ APPROYED --------- SHEET 2 OF 8031-M-78 46 2 _J}}

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