05000272/LER-1983-011, Forwards LER 83-011/01T-0.Detailed Event Analysis Encl

Forwards LER 83-011/01T-0.Detailed Event Analysis Encl

ML20069D226
Person / Time
Site:	Salem
Issue date:	03/11/1983
From:	Midura H Public Service Enterprise Group
To:	Haynes R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20069D229	List: 05000272/LER-1983-011, Forwards LER 83-011/01T-0.Detailed Event Analysis Encl
References
NUDOCS 8303180319
Download: ML20069D226 (2)

LER-2083-011, Forwards LER 83-011/01T-0.Detailed Event Analysis Encl

Event date:
Report date:
2722083011R00 - NRC Website

text

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O PSEG kublic Service Electric and Gas Company P.O. Box E Hancocks Bridge, New Jersey 08038 Salem Generating Stat;on March 11, 1983 Mr. R. C. Haynes Regional Administrator USNRC Region 1 631 Park Avenue King of Prussia, Pennsylvania 19406

Dear Mr. Haynes:

LICENSE NO. DPR-70 DOCKET.NO. 50-272 REPORTABLE OCCURRENCE 83-011/01T Pursuant to the requirements of Salem Generating Station Unit No. 1 Technical Specifications, Section 6.9.1.8.c, we are submitting Licensee Event Report for Reportable Occurrence 83-Oll/0lT. This report is required within fourteen (14) days of the occurrence.

Sincerely yours, ll k '

H. J. Midura General Manager -

Salem Operations RF:ks

.CC: Distribution 8303180319 830311 PDR ADOCK 05000272 g PDR h7 The Energy People 7,21FJ f20M) 1181

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Report Number: 83-011/01T Report Date: 03-10-83 Occurrence Date: 02-25-83 Facility: Salem Generating Station Unit 1 Public Service Electric & Gas Company Hancock's Bridge, New Jersey 08038 IDENTIFICATION OF OCCURRENCE:

Reactor Trip System - Reactor Trip Breakers - Inoperable.

This report was initiated by Incident Report 83-034.

CONDITIONS PRIOR TO OCCURRENCE:

Mode 1 - RX Power 12 5 - Unit Load 70 MWe.

DESCRIPTION OF OCCURRENCE:

On February 25, 1983, during a routine startup of Salem Unit 1, both reactor trip breakers failed to open automatically on receipt of a valid Low-Low Steam Generator Level reactor trip signal. The reactor was shutdown 25 seconds later using the manual trip on the control console. Following the trip, the plant was placed in a stable shutdown condition. A plant cooldown was subsequently performed, and the unit entered Mode 5 at 0254 hours0.00294 days <br />0.0706 hours <br />4.199735e-4 weeks <br />9.6647e-5 months <br />, February 26, 1983 Letters to the NRC dated March 1 and 8, 1983, provide documentation of the investigation of the incident and proposed corrective action. A Supplemental Report will be submitted documenting the occurrence in detail.

FAILURE DATA:

Westinghcuse Electric Corp.

Air Circuit Breaker Model DB-50 Type A Prepared By R. Frahm /

G'eneral Manager -

Salem Operations SORC Meeting No. 83-031B