ML19318A514

Revises Response to IE Bulletin 79-01B, Environ Qualification of Class IE Equipment. Forwards Sys Component Evaluation Worksheet on Kerite Cable,Revision 2,replacing Worksheet Sent in 800512 Response

ML19318A514
Person / Time
Site:	Prairie Island
Issue date:	05/23/1980
From:	Gilberts D NORTHERN STATES POWER CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
IEB-79-01B, IEB-79-1B, NUDOCS 8006230253
Download: ML19318A514 (3)

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MSP NORTHERN 5TATES POWER C O P4 P A N Y M I N N E A PO Li s. M I N N E S OTA 55401 May 23, 1980 Mr. James G. Keppler Director, Region III Office of Inspection and Enforcement U. S. Nuclear Ragulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137

Dear Mr. Keppler:

PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 and 50-306 IE Eulletin No.79-01B Enclosed is the system component evaluation worksheet on Kerite Cable, Revision 2. This is a replacement for the worksheet sent in our May 12, 1980 response to IE Bulletin No. 79- 11B .

The Kerite Test Report, KPT-LVC-1 of April 13, 1977, was received at Prairie Island May 15, 1980, classified as confidential, and therefore is not enclosed.

It is available on-site at the Prairie Island Nuclear Generating Plant for review.

Yours truly,

'dE kb D. E. Gilberts Vice President Power Production ec: Mr. G. Charnoff NRC Office of Inspection and Enforcement Washington, D. C.

Enclosure DEG:nk pg 3 0 N

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o UNITED STATES NUCLEAR REGULATORY C0!filSSION NORTIIERN STATES POWER COMPANY PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 and 50-306 LETTER DATED MAY 23, 1980 RESPONDING TO NRC REQUEST FOR INFORMATION IN IE BULLETIN 79-01B J

Northern States Power Company, a Minnesota corporation, by this letter dated May 23, 1980, hereby submits information in response to NRC request for in-formation concerning IE Bulletin 79-01B.

This request contains no restricted or other defense information.

NORTHERN STATES POWER COMPANY By: -

D. E. Gilberts Vice President Power Production on this 23rd day of May, 1980, before me a notary public in and ier said County, personally appeared D. E. Gilberts, Vice President Power Production, and being first duly sworn acknowledged that he is authorized to execute this document on behalf of Northern States Power Company, that he knows the contents thereof.and that to the best of his knowledge, information and belief, the statements made in it are true and that it is not interposed for delay.

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JEANNE M. H ACKER esOTAny Pust:C WWNESOYA HENNEPIN COUNTY w ,ceawn.w oa tip.~ ,werm.tems

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SYSTIM OCMPONENT EVALUATION NCRKSIIEET Rev. 2 5/16/80 UNIT: Prairie Island 1 & 2 DOCKET: 50-282 & 50-306 L BNIIEENT DESCRIPTION PARtVEIER SPECIFICATION QUALIFICATION SPEC. QUALIF. METilOD ITEMS SYSTEM: Cable OPEFATING Type P1RTP ID NO.: None 24 IIOURS 3 weeks 7 4 Test None CCMECNENT: TEMP. Type Power & Control Cable p 268*F 285*F/320*F 1 4/6 Test None MANUFACIURE: PRESSURr' Type Kerit 60.7 psia 69.7 psia /96.7 1 4/6 Test Nonc PS W psia IT) DEL NUMBER: RELATIVE Type llTK & FR IIG1IDI'lY 100% 100% 5 4/6 Test None

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FUNCTION: OID11 CAL 113 B0 ll 3B03 / Buffer Electrical Power 3 /Na0ll Type SPRAY p11 9.5 Test None to pil9.25/9.5 2 4/6 ACCURNN: SPEC. NR 8 T e DDON: NR RADIATION 3.6 x 10 Rads 8

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3 4/6 T t 10 Rads SERVICE: Various Type y st None IOCATION: Aux Bldg /CNT FIDOD LEVEL ELEV: 706 SUB-ADOVE, FIDOD LLVEL: NO MEPGENCE 24 hrs 8 None

• DOCUMENTATION REFERE CES: IDIFS:

1) FEAR Chap 5 Fig 5.2-7

2) FJAR Chap 6 Section 6.4.3

3) FSAR Chap 7 Page 7.5-12

4) WCAP 7410-L Vol II - December 1970

?) FSAR Chap 7 Table 5.4-4

6) FRIL Report F-C2737, April 15,1970

7) Engineering Evaluation

8) Ker ite Company's Report KPT-LVC-1 of April 13, 1977 (Confidential proprietary to the Ker ite Company).