ML20116D768

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Interim Deficiency Rept (Rdc 123(85)) Re Overpressurization of Isolated Vols in Drywell post-LOCA. Util Awaiting Completion of Qualification Testing of Safety Relief Valves by 850601.Next Rept Expected by 850607
ML20116D768
Person / Time
Site: Perry  FirstEnergy icon.png
Issue date: 04/12/1985
From: Edelman M
CLEVELAND ELECTRIC ILLUMINATING CO.
To: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
(RDC-123(85)), NUDOCS 8504300023
Download: ML20116D768 (1)


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P.O. BOX 5000 - CLEVELAND OHIO 44101 - TELEPHONE (216) 622-9800 ILLUMINATING BLDG-

- 55 PUBLIC SOUARE Serving The Best Lacanon in the Nation

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MURRAY R. EDELMAN April 12, 1985 i

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y Mr. James G. Keppler l

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yA Regional Administrator, Region III

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Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission

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799 Roosevelt Road Glen Ellyn, Illinois 60137 RE:

Perry Nuclear Power Plant Docket Nos. 50-440; 50-441 Overpressurization of Isolated Volumes in Drywell Post-LOCA (RDC 123(85)]

Dear Mr. Keppler:

As stated in our interim report on this subject dated January ll, 1985, we are submitting this letter to advise you of our progress.

We are currently in the process of completing our evaluation of the effect of increased pressures resulting from post LOCA tem-perature elevations on the previously referenced components.

We are also currently awaiting completion of qualification test-ing of the Automatic Depressurization System's - Safety Relief Valves (ADS-SRVs).

We expect the evaluation and qualification testing to be completed by June 1, 1985.

Our next report will be filed by June 7, 1985.

Please call if there are any additional questions.

Sincerely, 4tutd.

W Murray'R. Edelman Vice President Nuclear Group MRE:sab cc:

J. A. Grobe U.S.

Nuclear Regulatory Commission U.S. NRC-Site Office Document Control Desk washington, D.C.

20555 D.

E. Keating U.S. NRC-Site Office Records Center, SEE-IN Institute of Nuclear Power Operations Director 1100 Circle 75 Parkway, Suite 1500 Office of Inspection Atlanta, Georgia 33039 and Enforcement U.S. Nuclear Regulatory

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Commission Washington, D.C. 20555 l-APR 15 ggg5 I

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