05000267/LER-1979-005-03, /03L-0 on 790209:during Semiannual Loss of Outside Electrical Power Test,Output Circuit Breaker Did Not Close.Cause Unknown.Breaker Replaced W/Equivalent Spare

/03L-0 on 790209:during Semiannual Loss of Outside Electrical Power Test,Output Circuit Breaker Did Not Close.Cause Unknown.Breaker Replaced W/Equivalent Spare

ML19282C165
Person / Time
Site:	Fort Saint Vrain
Issue date:	03/09/1979
From:	Gahm J PUBLIC SERVICE CO. OF COLORADO
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19282C162	List: 05000267/LER-1979-005, Forwards LER 79-005/03L-0 05000267/LER-1979-005-03, /03L-0 on 790209:during Semiannual Loss of Outside Electrical Power Test,Output Circuit Breaker Did Not Close.Cause Unknown.Breaker Replaced W/Equivalent Spare
References
LER-79-005-03L, LER-79-5-3L, NUDOCS 7903210125
Download: ML19282C165 (5)

LER-1979-005, /03L-0 on 790209:during Semiannual Loss of Outside Electrical Power Test,Output Circuit Breaker Did Not Close.Cause Unknown.Breaker Replaced W/Equivalent Spare

Event date:
Report date:
2671979005R03 - NRC Website

text

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2 While the plant was in a shutdown condition and the semi-arnual loss o f outside,

1 l electrical power test was being performed, diesel generator 1A output circuit breaker i 0 2 l did not close. This is a violation of LCO 4.6.l(3) and is reportable per Fort St.

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O One ITE model K-1600 circuit breaker failed to close.

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