ML20073R692

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Interim Deficiency Rept Re Operation of Centrifugal Charging Pumps During High Energy Line Rupture.Initially Reported on 800509.Westinghouse & Util Working to Refine Equipment Mod to Mutual Satisfaction.Next Rept by 831028
ML20073R692
Person / Time
Site: Marble Hill
Issue date: 04/28/1983
From: Shields S
PSI ENERGY, INC. A/K/A PUBLIC SERVICE CO. OF INDIANA
To: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
10CFR-050.55E, 10CFR-50.55E, 580-13, SVP-0025-83, SVP-25-83, NUDOCS 8305040494
Download: ML20073R692 (2)


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s PUBLIC SERVICE INDIANA S. W. Shields April 28, 1983 senior vice President - S80-13 Nuclear Division SVP-0025-83 Mr. James G. Keppler, Docket Nos.: STN 50-546 Regional Administrator STN 50-547 U. S. Nuclear Regulatory Commission Construction Permit Nos.:

Region III CPPR - 170 799 Roosevelt Road CPPR - 171 Glen Ellyn, Illinois 60137 Marble Hill Nuclear Generating Station - Units 1 and 2

Dear Mr. Keppler:

On May 9, 1980, Mr. T. D. Geib of Public Service Company of Indiana, Inc. (PSI) notified your office of a potentially reportable item as required by 10 CFR 50.55(e). This item, which pertains to the operation of centrifugal charging pumps during a high energy line rupture, was described in an interim report to your office dated June 2, 1980.

Westinghouse proposed an equipment modification to resolve this concern for Commonwealth Edison Company's (CECO) Byron Station. Westinghouse and CECO are working to refine the modification to their mutual satis-faction. Marble Hill is a replicate design of the Byron Station and PSI will therefore consider CECO's decision for the Byron Station prior to completing its own evaluation.

This letter is intended to fulfill the requirements of an interim report as defined in 10 CFR 50.55(e). A further report will be filed on or before October 28, 1983. If you have any questions regarding this matter, please contact me at your convenience.

Sincerely, S. W. Shields SWS/LGY/bak 8305040494 830428 h PDR S

ADOCK 05000546 PDR W b P. O. Box 190, New Washington, Indiana 47162 812. 289 .3000

PUBUC SERVICE INDIANA Letter: J. G. Keppler April 28, 1983 S80-13 SVP-0025-83 cc: Director of Inspection and Enforcement U. S. Nuclear Regulatory Commission Washington, D. C. 20555 J. E. Konklin J. F. Schapker f

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