ML22278A734

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Rev. 21 to Updated Final Safety Analysis Report, Drawing M-78, Rev. 45, Sheet 2, P&ID Control Enclosure HVAC (Common)
ML22278A734
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: ML22278A734 (1)


Text

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2. CHANNEL AIBl ISOLATION SIGNALS TD ELECTRO-HYDRAIJUC OPERATED VALVES, FANS AND SOLENOlll VALVES ARE SAFEGUARD CllANIEL C IDl.
3. ALL CONTROL STRUCTIJlE SYSTEMS ARE SEISUIC CLASS I EXCEPT AS llDTEO.

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5. A/S MEANS 229 INSTRUIENT AIR SUPPLY IRESS OTl£RlllSE INOICATEO.
6. FOR PNEUMATIC TUBING SIZES.SEE DWG lf-1218.SHEET 11.
7. FOR CHECK VALVES 0007A. 000711.0052A. 0052B.0053A AND 005JB, REMllVE SPRING TD ACHIEVE llPENING AT LOW DIFFERENTIAL PRESSlJlE.
8. DELETED.
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10. BACKIJ' NITRllGEN ZERO GAS BOTTLES OllCH PURITY CYUMIER SIZE Kl ARE SUPPLIED BY PECD.
11. 11£ DIFFEREllTIAL MDVEllENT LDOPS IPIGTAILSl IN TIJ8ING ASSOCIATED WITH T1£ BACKIJ' NITROGEN GAS BOTTLES SHALL EAOI CDNSIST OF 720" SPIRAL. TIE SPIRAL SHALL HAVE A MINDlllU OIAIETER OF 6 INCl£S AND POINTS DN THE SPIRAL THAT ARE 360° APART SHALL BE SEPARATED BY A GAP OF APPROXlllATELY I INCll.
12. DELETED.
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15. SMDKE DAMPERS SD-78-098 AND SD-78-099 ARE MAINTAINED IN DPEN POSITION. OPERATOR ACTIDN IS REQUIRED TD CLDSE THEii IWIUALL Y WHEN REQUIRED.
16. llD8ILE OIES£L GENERATOR TD SUPPLY POWER TD PORTABLE HVAC FANS IN ACCDROANCE WITH SPECIAL EVENT PROCElllJIE SE-I, APPENDIX C.

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DESCRIPTION TABLE DF ADDITIONS &. CHANGES USE ONLY PRINTS SlllWING LATEST DATE MECHANICAL P&ID CONTROL ENCLOSURE HVAC F

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