ML20071C749

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Interim Deficiency Rept Re Separation Criteria for Power Generation Control Complex Equipment Supplied by Ge. Initially Reported on 830120.GE Notified of Deficiency Through Nonconformance Rept 53.Final Rept Due by 830401
ML20071C749
Person / Time
Site: Nine Mile Point Constellation icon.png
Issue date: 02/23/1983
From: Manno S
NIAGARA MOHAWK POWER CORP.
To: Starostecki R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
10CFR-050.55E, 10CFR-50.55E, NUDOCS 8303080057
Download: ML20071C749 (2)


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- e M Y NIAGARA R UMOHAWK NIAGARA MOHAWK POWER CORPORATION /300 ERIE BOULEVARD WEST. SYRACUSE. N.Y.13202/ TELEPHONE (315) 474-1511 February 23, 1983 Mr. R. W. Starostecki, Director U.S. Nuclear Regulatory Commission Region I Division of Project and Resident Programs 631 Park Avenue King of Prussia, PA 19406 Re: Nine Mile Point Unit 2 Docket No. 50-410

Dear Mr. Starostecki:

Enclost< is an interim 30-day report in accordance with 10CFR50.55(e) for the potentially reportable deficiency concerning separation criteria for Power Generation Control Complex (PGCC) equipment. This condition was reported via telephone to Mr. J. Wiggins of your staff on January 20, 1983 as a potentially reportable deficiency.

Very truly yours, N

4

5. F. Manno Vice President Nuclear Construction Enclosure xc: Director of I action & Enfor cement l

ll.S. Nuclear ualatory Commission Washington, DL.0555 Mr. R. D. Schultz, Resident Inspector l

8303080057 830223

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a Niagara Mohawk Power Corporation Nine Mile Point Nuclear Station - Unit 2 Docket No. 50-410 Interim Report for a Potential 50.55(e) Concerning Separation Criteria for Power Generation Control Complex (PGCC) Equipment While Niagara Mohawk Quality Assurance was reviewing separation criteria for Power Generation Control Complex (PGCC) equipment supplied by General Electric, it was discovered that notes concerning separation criteria which appear on the system elementary diagrams were not transferred to the corresponding connection diagrams anc thus, were not incorporated into the PGCC hardware.

The impact of this deficiency on the hardware has not yet been determined.

General Electric has been notified of this deficiency through issuance of Nonconformance Report No. 53.

A final report will be submitted by April 1,1983.