ML20042B314

LER 82-009/03L-0:on 820210,overload Trip Occurred on Standby Gas Treatment Sys Exhaust Fan 1-8.Apparently Caused by Change in Breaker Trip Setpoint.Further Testing Underway

ML20042B314
Person / Time
Site:	Oyster Creek
Issue date:	03/12/1982
From:	Pirooz H GENERAL PUBLIC UTILITIES CORP.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20042B308	List: ML20042B307 ML20042B314
References
LER-82-009-03L-01, LER-82-9-3L-1, NUDOCS 8203250209
Download: ML20042B314 (1)

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EVENT DESCRIPTION ANO PROilASLE CONSEQUENCES h o e l Durine a routine surveillance test of the Standby Cas Treatment System I

, , , #1 (SGTS #1), an overload trip was experienced on SGTS exhaust fan 1-8.

,, . g The safety significance of the event is considered minimal since SGTS i

,, ,, , #2 was available and opersg if the need for its operation had i g i occurred. ,

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CAUSE DESCA4PTION ANO COHHECflVE ACTIONS I

, ,, j The apparent cause for the overload trip was a change in the breaker i i i i trip setpoint. SGTS #1 was declared inoperable nnd SGTS #2 was verified I gi to be operable. Further testing is underway to determine the nature i of any future corrective action that is necessary to be taken. ,

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.. .. u NAME OF PREPARER _ llamid Piroor pncug. M09) 971-4418 8203250209 820312 PDR ADOCK 05000219 S PDR

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