05000317/LER-1979-071, Forwards LER 79-071/03L-0

Forwards LER 79-071/03L-0

ML19260B066
Person / Time
Site:	Calvert Cliffs
Issue date:	12/04/1979
From:	Russell L BALTIMORE GAS & ELECTRIC CO.
To:	Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19260B067	List: 05000317/LER-1979-071, Forwards LER 79-071/03L-0 05000317/LER-1979-071-03, /03L-0:on 791111,reactor Tripped Due to 500 Kv Breakers Opening & Causing Loss of 500 Kv Transmission Line 5052 & Unit 1 500 Kv Bus.Caused by Malfunctioning Solid State Relay Card in Breaker 552-43 Panel Replaced
References
NUDOCS 7912060469
Download: ML19260B066 (1)

LER-1979-071, Forwards LER 79-071/03L-0

Event date:
Report date:
3171979071R00 - NRC Website

text

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B ALTIMORE G AS AND ELECTRIC COMi3 ANY P.O. 0 0X 1475 G A LTIMO R E. M A R YL A N D 21203 ELECTRIC PRODUCliCN DEPARTMENT CAL VCR T CLIFF $ NUCLEA R PO WER PL AN T LUSBY, M ARYLANO 20657 December 4,1979 Mr. Boyce H. Grier, Director Docket tio.

50-317 Office of Inspection and Enforcement License No.

DPR-53 U.S. f uclear Regulatory Ccmaission Region I 631 Park Avenue King of Prussia, PA 19406

Dear Mr. Grier:

Per Technical Specification 6.9.1.9.b, please find attached the thirty-day report for '.ER 79-71/3L.

Should you have :,uestions regarding this report, we would be pleased to discuss them with you.

Very truly yours, W.N L. B. Russell Chief Engineer LBR/RPH/gla Attachment Cor;y To: Director, Office of Management Information and Program Control Messrs. A. E. Lundvall, Jr.

J. 8 Bulleck k

i 7912000 4 d l52]

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