05000317/LER-1980-057-03, /03L-0:on 801028,discovered Auxiliary Feedwater Pump Turbine 12 Was Tripped.Probably Caused by Personnel Error.Personnel Directed to Stay Clear of Pumps

/03L-0:on 801028,discovered Auxiliary Feedwater Pump Turbine 12 Was Tripped.Probably Caused by Personnel Error.Personnel Directed to Stay Clear of Pumps

ML19339B202
Person / Time
Site:	Calvert Cliffs
Issue date:	10/31/1980
From:	Lagiewski J, Roberson M BALTIMORE GAS & ELECTRIC CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19339B201	List: 05000317/LER-1980-057, Forwards LER 80-057/03L-0 05000317/LER-1980-057-03, /03L-0:on 801028,discovered Auxiliary Feedwater Pump Turbine 12 Was Tripped.Probably Caused by Personnel Error.Personnel Directed to Stay Clear of Pumps
References
LER-80-057-03L, LER-80-57-3L, NUDOCS 8011060490
Download: ML19339B202 (1)

LER-1980-057, /03L-0:on 801028,discovered Auxiliary Feedwater Pump Turbine 12 Was Tripped.Probably Caused by Personnel Error.Personnel Directed to Stay Clear of Pumps

Event date:
Report date:
3171980057R03 - NRC Website

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1 lolil 60 81 DOCKET NUM9ER 68 EVENT DATg 74 75 REPORT DATE 83

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8 EVENT DESCRIPTION AND PROB ABLE CONSEQUENCES h 10121 l At 1700, during normal operation, it was discovered that #12 Auxiliary 1

Feedwater ( AFW) Fump Turbine was tripped. #12 AFW Pump Turbine was

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ioi3, i immediately reset per the requirements of T.S. 3.7.1.2.

1. 11 AFW Pump i

ml remained operable throughout this event.

It was estimated that the l

io isi i maximum time #12 AFW Pump was out of service was aoproximately-8 hours.

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poi 2i l This is not a repetitive event.

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37 40 41 42 43 44 47 23 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS iiiOi l Personnel working in the area (overhead) most likely trioped #12 AFW I

mi Pump. All oersonnel involved in the work effort were directed to I

i,i2, i stay clear of #11 and #12 AFW Pumos.

An alann will be installed in f

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the Control Room to indicate when either AFW oumo 'is trioned.

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