05000282/LER-1980-036-03, /03L:on 801105,battery Charger 12 Failed to Provide Normal Output.Caused by Firing Card B Not Providing Pulses to Fire B Phase Scr.Card Replaced

/03L:on 801105,battery Charger 12 Failed to Provide Normal Output.Caused by Firing Card B Not Providing Pulses to Fire B Phase Scr.Card Replaced

ML20002B043
Person / Time
Site:	Prairie Island
Issue date:	12/03/1980
From:	Hunstad A NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20002B036	List: 05000282/LER-1980-036, Forwards LER 80-036/03L-0 05000282/LER-1980-036-03, /03L:on 801105,battery Charger 12 Failed to Provide Normal Output.Caused by Firing Card B Not Providing Pulses to Fire B Phase Scr.Card Replaced
References
LER-80-036-03L, LER-80-36-3L, NUDOCS 8012090381
Download: ML20002B043 (1)

LER-1980-036, /03L:on 801105,battery Charger 12 Failed to Provide Normal Output.Caused by Firing Card B Not Providing Pulses to Fire B Phase Scr.Card Replaced

Event date:
Report date:
2821980036R03 - NRC Website

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NRC FCCM 386 U.L. NUCLEAR REGULATCRY COMMISSION (7 77)

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,. 69 EVENT DATE 14 iS REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES 10 go;7y l During surveillance test, No. 12 Ba tery Charger failed to provide its normal l

,g,,, p output. The charger would have charged the battery, but probably not at the l

ioi,,l rate specified in the FSAR. Not repetitive; last failure of a charger was l

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