ML20071D676

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Responds to IE Bulletin 83-01, Failure of Reactor Trip Breakers (Westinghouse DB-50) to Open on Automatic Trip Signal. No Westinghouse DB Type Breakers Employed at Facilities
ML20071D676
Person / Time
Site: Calvert Cliffs  Constellation icon.png
Issue date: 03/03/1983
From: Lundvall A
BALTIMORE GAS & ELECTRIC CO.
To: Haynes R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
REF-SSINS-6820 IEB-83-01, IEB-83-1, NUDOCS 8303110295
Download: ML20071D676 (2)


Text

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BALTI M ORE GAS AND ELECTRIC CHARLES CENTER P.O. BOX 1475 BALTIMORE, MARYLAND 21203 ARTHUR E. LUNDVALL. JR.

McE PRESIDENT Suppty Mr. Ronald C. Haynes Regional Administrator Nuclear Regulatory Commission, Region I Office of the Executive Director for Operations 631 Park Aveave King of Prussia, PA 1940C

Subject:

Calvert Cliffs Nuclear Power P! ant Units Nos. I and 2, Dockets Nos.30-317 and 50-318 IE Bulletin 83-01, Failure of Reactor Trip Breakers (Westinghouse DB-50) to Open on Automatic Trip Signal

Dear Mr. Haynes:

In response to the subject IE bulletin, we do not employ Westinghouse DB type breakers in reactor protective system applications at Calvert Cliffs.

If you should have any questions, please do not hestiate to contact us.

BALTIMORE GAS & ELECTRIC COMPANY By:

A. E. Lund all, Jr.

Vice President -Supply STATE OF MARYLAND :

TO WIT:

CITY OF BALTIMORE Arthur E. Lundvall, Jr., being duly sworn, states that he is Vice President of the Baltimore Gas and Electric Company, a Corporation of the State of Maryland; that he executed the foregoing for the purposes therein set forth; that the statements made therein are true and correct to the best of his knowledge, information, and belief; and that he was authorized to execute the same on behalf of said Corp ration.

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i WITNESS My Hand and Notarial Seal:

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f My Commission Expires:

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,lJate 8303110295 830303 PDR ADOCK 05000317 O

PDR

Mr. R. C. Haynas March 3,1983 AEL/BSM/gvg cc: 3. A. Biddison, Jr., Esq.

G. F. Trowbridge, Esq.

Messrs. D. H. Jaffe, NRC R. E. Architzel, NRC R. A. Clark, NRC V. D. Thomas, NRC R. C. DeYoung, NRC

3. C. Ventura, Bechtel l

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