ML20141L036

Forwards from Util Reporting Loss of 125V DC Bus a That Occurred on 720203 at Plant

ML20141L036
Person / Time
Site:	Oyster Creek
Issue date:	03/01/1972
From:	Skovholt D US ATOMIC ENERGY COMMISSION (AEC)
To:	Siess C Advisory Committee on Reactor Safeguards
Shared Package
ML20091A092	List: IA-91-282, Forwards Written Statement Submitted by Sp Russo for ECCS Subcommittee Meeting on 770129,for Info.W/O Encl ML20141K026 ML20141K047 ML20141K056 ML20141K063 ML20141K066 ML20141K070 ML20141K076 ML20141K082 ML20141K091 ML20141K095 ML20141K121 ML20141K137 ML20141K141 ML20141K153 ML20141K163 ML20141K175 ML20141K185 ML20141K190 ML20141K359 ML20141K365 ML20141K368 ML20141K372 ML20141K375 ML20141K379 ML20141K382 ML20141K386 ML20141K390 ML20141K395 ML20141K398 ML20141K402 ML20141K406 ML20141K408 ML20141K415 ML20141K418 ML20141K423 ML20141K426 ML20141K432 ML20141K436 ML20141K441 ML20141K618 ML20141K620 ML20141K625 ML20141K626 ML20141K630 ML20141K633 ML20141K635 ML20141K637 ML20141K641 ML20141K643 ... further results
References
FOIA-91-282 NUDOCS 9203260292
Download: ML20141L036 (2)

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[ # ' "*e%]25 UNITED STATES 4

ATOMIC ENERGY COMMISSION l '! )Nf 4

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WASHINGTON. D.C. 20545 Gh March 1,-1972 Docket No. 50-219 e

Dr. Chester P. Siess Chaim.an, Advisor / Com.ittee cn neactor Safeguards U. S. Atcrac Enerci Com.ission

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Washirston, D. C.

20545

Dear Dr. Siess:

Sixteen (16) copies of the following are transrdtted for the Cernittee's information:

Letter. from Jersey Central Power 6 Light Company dated February 23,-1972, reporting on the loss of 125V DC Bus A that occurred on February 3,1972, at Oyster Creek.

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sh,Yk W Donald J. Skovholt Assistant Director for Faactor Operations Division of Reactor Licensing

Enclosures:

As stated (7" -

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r SUFF12MElrr NO.152 CATE00tY 3 IfRS Loss of DC bus "A" (Dus 125Y)

Marek 18, 1972 ACRS Jersey Central Power & l.ifh latter estad February 22. 1972 reports an imaident in skish power was momentarily leet to the "A" 115Y DC bus doe to an operator evitching action. Several pummes tripped and reactor power dropped but was restored. This apprears to be a case of operator error.

No ACRS action is recommended.

The enclosed material should be retainud as part of the permanent record.

1 (JCM) l VRS Loss of 125V DC Bus "A" t

l ACRS Jersey Central Power & Light Company letter dated i

Febrwary 23, 1972 reports a loss of power en the "A" 125Y DC bus due to operator error. The Flant response was similar to that in the earlier (see above) l incident.

l No ACRS action is recc= unended.

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The enclosed material should be retained as part of the permanent record.

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File: Oyster Creek ACRS OrriCE >

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