ML22278A555
ML22278A555 | |
Person / Time | |
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Site: | Limerick ![]() |
Issue date: | 09/19/2022 |
From: | Constellation Energy Generation |
To: | Office of Nuclear Reactor Regulation |
Shared Package | |
ML22278A223 | List:
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References | |
Download: ML22278A555 (1) | |
Text
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STRUCTURE OUTER CONTAINMENT PENETRATJDN RI TDCI/ I 2
- 3.
WHEN "Cl' IS USED AS A SECOND-OR SUCCEEDING LETTER IT DENOTES AN INTEGRATING MODIFIER. FOR EXAMPLE: 'FQI' IS AN INDICATING FLOW INTEGRATOR \\OR TOTALIZER}.
- 5. 'TW' DENOTES A THERMOWELL Wirn A THERMOCOUPLE FOR LOCAL TEMPERATURE TESTING. (SEE NOTE zm
- 6. FUNCTIONAL [)ESffiNATIDN IS SHOWN IN TOF RIGl-<T HANIJ CORNER OF CON\\IERTER S'!'MaOL. SEE SXAMPLES UNDER
-MISCELLANEOUS-. B. THE P&.ID NUIJBER IS UNDERSTOOD TO ElE PART OF ALL INSTRUMENT NUMBERS. EXAMPLE; lS 01-1G3A. SI. HIGH-Hll>H ALARMS \\'CLL BE DESIGNATED "(JAHH'AND LOW-LOW ALARti.IS 'l lALL'
- FOR EXAMPLE: LAHH DEN:OTES "HIGH-H~GH LEVEL ALARM.'
1 t. 'f>.' IS USED fOR All ANAL 'fTICAL VARIABLES. FOR DAMPlE:~.C~,pH.
- 14. {} Y-C IS USED TO DESIGNATE A MDDUU,TING CONTROL VALVE.
- 16. PHANTOM INSTRUMENT A TIO~ DENOTES DEVICES WHICH APPEAR [JN ANOTHER P&ID l03 ILLUSTRATEm.
- 19. THE F~ID NUMBER IS PART OF THE VALVE MJMBER 3UT WILL NOT BE SHOWN ON THE P&.ID. FDR EXAMPLE: VALVE 01-1023 WILL BE SHOWN AS 1023.
2E>. MANIFOLDED DRAINS ARE lDENTIFIED BY THE. NGTATION 'MANI'.
- 27. DESIGN OF SEISMIC CATEGORY 11 A SYSTEM lS DESCRIBED IN SPECIFICATION M-400.
- 26. VALVE FAILS 012EN TD PATHS AS ~NOICATED 5Y THE ARROWS.
- 29. FOR UNIT 2 STREAM NUMBERS, ADD 100 TD Tl-IE UNIT t STREAM NUMBER,
- 32. TEMPORARY SHAINER IS REMOVED AFTER INITIAL STARTUP OF EQUIPMEN: AND, IF REQUIRED, REPLACED WITH A SPACER OR A SPOOL PIECE.
- B. P.ESE.RVE P&.ID NUMBER M-!:12 FOR DIESEL CENERATGR AUXILIARY SYSTEM PER PLEi-18217.!DC.. 1%1J651.
39.PERECRLG-94-06527.VENTANDDRAINPlPING BEYOND THE OUTERMOST NORIAALLY CLOSED VALVE, IS CONSIDERED TO BE NON-0. 8j1.1 PIPING PER LINE CLASS SBD AND IS NOT CONSIDERED TO
- 41. Tl-IE SHAFT SIDE OF THE DISC IS THE liIGl-i PRESSURE SIDE CF THE VALVE, MEANING THE BEST CLOSURE PERFORMANCE IS OBTAINED ON THIS SIDE OF THE YALVE.U.E. THE HIGH PRESSURE SIDE OF THE VALVE IS UPSTREAM OF THE INDICATED 'PSD'). IBIS M..!.'f NOT NECESSARILY BE THE NORl\\lAL FLOW DIRECTION OF THE SYSTEM.
- 42. J"BD LINE :LASS VENT \\IAL\\IES, DRAIN \\/ALVES, TEST
-CONNECTIO~l VALVES, INSTRUMENT ROOT VALVES AND Tl-iEIR ASSOCIA1E!J PIP1NG Miff EIE UPGRADED PROVIDED THE FOLLOWING 80UN!JING TEC11NICAL REQ!JIREMENTS ARE l\\.olET. THESE REQUIREMENTS ARE APPLICABLE TO SEISVIC CATEGORY I, IIA. OR Ir INSTALLATIONS. -M,tt,NUAL GLOBE VALVES IN JBD LINE CLASS PIPING, 2 INCH NOMINAL DIAME;:TER AND SMALLER, MAY BE UPGRA:::>ED TD MANUAL BALL VALVES. CARBON STEEL VALVES MAY ALSO BE UPGRADED TO STAINLESS STEEL. AS A MINIMUM, THE REPLAC£MEN7 BALL VALVE SHALL BE £BO CLASS IFDR CARBON STECU DR [Cl} CLASS (rCfl STA.IN'...CSS STECU. JN -CARBON STEEL PIPE ANO !'"ITTING'i IN JBO LINE CLASS PIPING, 2 INCH NOMINAL IHAMETER AND SMALLER, MAY ~E UPGRADED TD ~nAINlESS STE.E.l 1"'11"E' AND r'll'rtN~S 1'1-!A f t.1£TT DCD CLASS PIPING RrnumtMCNTS. THIS ~PGRADE rs LIMITED TD CANllLEVEREO PIPING CDNFlGURATlONS Tf<Al ARE NOT RESTRICTED FROM THERMAL EXPANSION. IF DISSIMILAR METAL SOCKED WELDS <\\RE REQUIRED. T'1E MAXIMUM PlPI!>iG SYSTEM DESIGN TEMPERATURE SHA'-l ND' EXCEED 212 DEGREES FAHRENHEIT. -UPGRADED CANTILEVERED PIPING CONFIGlJ>IA TIONS IN SEISMIC CATEGORY I AND IIA APPLICATIONS ARE REQUIRED TO MEET SPECIFICATION F-402, APPENDIX G REQUIREMENTS, EXCEPT THAT THE VALVE MAY BE CHANGED TO A MANUAL 13ALL VALV[ AS OISCUSSCD ABOVE. -CHANGES TO PIPING ORIENTATION, S.::ZE,. AND SCHEDULE THAT ARE OUTSIDE OF T:-iE EXISTING INSTALLATION TOLERll.NCES PROVIIJED IN SPECIFICATIONS P-311 AND P-402 ARE -TEST CONNECTION VALVES.INSTRUMENT ROOT VALVE!'>, A~ THEIR ASSOCIATED PlPU1G, WITH STATIC FLOW CONDITIONS. Mll.Y II.I Sil BF UPf.RADEO AS DISCUSSED ABOVE. -'EST CONNECTION VALVE.S. INSTRJMENf THEIR ASSOCIATED PIPING, THAT DD NOT HAVE STATIC Fl_OW CONOITIONS, MAY ALSO BE LIPCRAOEO AS DISCUSSED ABOVE. PROVIDED THAT AN ADDITIONAL ENGINEERING TE.cHtHCAl EVALlJATION IS PERFORMED TO ASSURE THAT THERE IS NO ADVERSE IMPACT TO ANY SPECIFIC FLOW REOlilRfMEN'7 ASSOCIATED WITH Tl-lE TEST CONNECl"IDN, INSTRUMENT ROOT VALVE:. OR CONNECTED lNSlRUME:.NH~). -A~ EC ECR T'fPE ACTIDN RFO!JEST COR EQUIVALENT! SHALL Bf INITIA7ED B'f' MArnTrnANCE Af~D FORWAR}ED TO ENGINEERING FOR AS-BUILDING OF THE APPROPRIATE DOCUMENTS TO REFLECl THE INSTALLAT"!Il~ OF UPGRADED JSD UNC CLASS. l/At.VLS AND/D!i Pl!"ING. VALVL Ul"Cr<.AOLS SHALL BE SHOWN ON THE ASSOCIATED P&.JD. PIPING ISOMETRICS, COMPONENT RECORD LIST, AND STRESS CALCULATION (IF APPUCABLEl. f'IPlNG UPGRADES SHALL BE SHOWN ON THE ASSOCil:iTED PIPING ISOJd£TiUC ANO srnrss CALCULATION ITf A?FLICABLEJ. (REFERENCE ECR 06-00024)
- 43. DIESEL EXHAUST PIPING SEAMWELDED ASTM A-155 GR C-55 CLASS 2,tFIRE BOX QUALITY!, STD. WALL SEISMIC CLASS 1, AND BUILT f'ER SPEC.B031~f-313.
- 44. SOLENOID VAl..VES ATTACHED TO REMOTELY OPERATED VALVf:S (HV, LV, CV, t.ft:) 'fflfH NU IAG NLJM!:ll:H SHOWN SJ-JALL BE REFrnrncrn BY THE TAC NUMBER OF THE HV,LV, CV EXCEPT WITH A SV PREFIX.
- 45. MLJL T!PLE HJ NLJMBEl-IS LI~ TED IN THE ANALOG TO
- JIGITAL CONVERTERS OR IN THE MICROPROCESSOR CONTROLERS INDICATE DEVICES THAT ARE REDUNDANT DESCRIPTION TAEILE OF fl.D!JITIDNS & CHANGE5 LISE ONLY PRINTS SHOWING LATEST DATE MECHANICAL PIPING & INSTRUMENT DIAGRAM LEGEND IUNITS i & 2l E
lJ 11 D c 1-----ll-ME_R_IC_K_G-EN_E_RA_T_IN_G_S_TA_T_IO_N ___ __,A EXELON MU CLEAR CORP.}}