05000318/LER-1980-051-03, /03L-0:on 801101,CTMT 21 Air Cooler Tripped Off. Caused by Terminal Shorting Block in Air Cooling Fan Controller Flashing Over,Causing Trip.No Cause of Flashover Determined.No Prevention Action Necessary

/03L-0:on 801101,CTMT 21 Air Cooler Tripped Off. Caused by Terminal Shorting Block in Air Cooling Fan Controller Flashing Over,Causing Trip.No Cause of Flashover Determined.No Prevention Action Necessary

ML19345C017
Person / Time
Site:	Calvert Cliffs
Issue date:	12/01/1980
From:	Rizzo P, Wenderlich R BALTIMORE GAS & ELECTRIC CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19345C016	List: 05000318/LER-1980-051, Forwards LER 80-051/03L-0 05000318/LER-1980-051-03, /03L-0:on 801101,CTMT 21 Air Cooler Tripped Off. Caused by Terminal Shorting Block in Air Cooling Fan Controller Flashing Over,Causing Trip.No Cause of Flashover Determined.No Prevention Action Necessary
References
LER-80-051-03L, LER-80-51-3L, NUDOCS 8012030733
Download: ML19345C017 (1)

LER-1980-051, /03L-0:on 801101,CTMT 21 Air Cooler Tripped Off. Caused by Terminal Shorting Block in Air Cooling Fan Controller Flashing Over,Causing Trip.No Cause of Flashover Determined.No Prevention Action Necessary

Event date:
Report date:
3181980051R03 - NRC Website

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4 75 REPORT QATE 80 EVENT DESCRIPTION AND pro 8 ABLE CONSEQUENCES h ITTTII Durino nomal ooeration, at 0654, #21 CTMT air cooler trioned off.

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i o i3, l was returned to service at 1520 on 11/1/80. The 3 redundant CTMT air

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