DCL-84-129, Responds to IE Bulletin 83-08, Electrical Circuit Breakers W/Undervoltage Trip Feature in Use in Safety-Related Applications Other than Reactor Trip Sys. Subj Circuit Breakers Not Used at Facilities

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Responds to IE Bulletin 83-08, Electrical Circuit Breakers W/Undervoltage Trip Feature in Use in Safety-Related Applications Other than Reactor Trip Sys. Subj Circuit Breakers Not Used at Facilities
ML20087Q135
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 04/04/1984
From: Schuyler J
PACIFIC GAS & ELECTRIC CO.
To:
NRC OFFICE OF ADMINISTRATION (ADM)
References
DCL-84-129, IEB-83-08, IEB-83-8, NUDOCS 8404100371
Download: ML20087Q135 (1)


Text

m PACIFIC GAS AND E I ,E C T R,I C C O M P.A.NY EbWb l 77 BEALE STREET . SAN FRANCISCO, CALIFORNIA 94106 * (415)781-4211 = TWX 910-372 6587

  • ;M,"oO," April 4, 1984 PGandE Letter No.: DCL-84-129 Document Control Desk U. S. Nuclear Regulatory Commission Washington, D.C. 20555 Re: Docket No. 50-275, OL-DPR-76 Docket No. 50-323 Diablo Canyon Units 1 and 2 IE Bulletin No. 83 Electrical Circuit Breakers With An Undervoltage Trip Feature Gentlemen:

PGandE'has reviewed IE Bulletin No. 83-08, " Electrical Circuit Breakers Mith An Undervoltage Trip Feature In Use In Safety-Related Applications Other Than The Reactor Trip System." Diablo Canyon Units 1 and 2 do not use any of the subject circuit breakers, including Westinghouse types DB and DS, and General Electric type AK-2. It was determined that there are no similar applications using the undervoltage trip feature.

Kindly acknowledge receipt of this material on the enclosed copy of this letter and return it in the enclosed addressed envelope. -

Subscribed tn-in San Francisco, California this 4th day of April, 1984.

Respectfully submitted, Pacific Gas and Electric Company By

//J. O. Schuyldt Robert Ohlbach

[/VicePresident Nuclear Power Generation Philip A. Crane, Jr.

Richard F. Locke Subscribed and sworn to before me Attorneys for Pacific this 4th day of April, 1984.

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