05000324/LER-1980-033-03, /03L-0:on 800215,while Attempting to Start RHR 2A Room Cooler,Breaker Tripped on Magnetics:Rhr 2B Room Cooler Was Under Limiting Conditions for Operation,Making Both LPCI Inoperable.Cause Undetermined.Breaker Reset

/03L-0:on 800215,while Attempting to Start RHR 2A Room Cooler,Breaker Tripped on Magnetics:Rhr 2B Room Cooler Was Under Limiting Conditions for Operation,Making Both LPCI Inoperable.Cause Undetermined.Breaker Reset

ML19296D318
Person / Time
Site:	Brunswick
Issue date:	02/20/1980
From:	Tollison A CAROLINA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19296D317	List: 05000324/LER-1980-033, Forwards LER 80-033/03L-0 05000324/LER-1980-033-03, /03L-0:on 800215,while Attempting to Start RHR 2A Room Cooler,Breaker Tripped on Magnetics:Rhr 2B Room Cooler Was Under Limiting Conditions for Operation,Making Both LPCI Inoperable.Cause Undetermined.Breaker Reset
References
LER-80-033-03L, LER-80-33-3L, NUDOCS 8003030442
Download: ML19296D318 (1)

LER-1980-033, /03L-0:on 800215,while Attempting to Start RHR 2A Room Cooler,Breaker Tripped on Magnetics:Rhr 2B Room Cooler Was Under Limiting Conditions for Operation,Making Both LPCI Inoperable.Cause Undetermined.Breaker Reset

Event date:
Report date:
3241980033R03 - NRC Website

text

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77) 3 LICENSEE EVENT REPORT g

CONTROL BLOCK: l l

l l

l l

l (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 8 6

iTI l I N l C l B l E lP l 2 !@l0 l0 l-l 0 l 0 l 0 l 0 I O I-l 0 l 0 l@l 4 l 1 l 1 l 1 l 1 lhl l

8 9 LICENSEE CODE 14 15 UCENSE NUMtiLH 2$

26 LICENSE TYPE 4 57 CAT $8 CON'T E

UuRC l L l@l0 l 5 l0 l-l 0 l 3 l 2 l 4 @l 012 l 1 l 5 l 8 l 0 @l0 l 2 l 2 l 0 l 8 I 8

60 61 DOCKET NUMBER 68 63 EVENT DATE 14 75 REPORT DATE 80 EVENT DESCRIPTION AND PROB ABLE CONSEQUENCES h l

@l While attemotine to start the 2A RPR rnnn rnnle,_ Phn h rn,b v *vinend nn 0 3 1 magnetics. 2B RRR room cooler was alreadv imder an iCO. thim m, king hnrh inane O 4 I

of LPCI inoperable.

2A room cooler was returned to service in 15 minutes.

I O 5 i

This event occurred on January 17, 1980. under similar circumstances (LER 2-80-1). 1 I

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O a l Technical Specifications 3.5.3.2, 6.9.1.9b 80 COE CO E SUSC E COMPONENT CoOE SU8 O'E SU E

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to 1I 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVI540N

_ EVENT YEAR REPORT NO.

COO 6 TYPE N O.

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g 22 23 24 26 21 28 29 30 31 32 KN AC O O P NT MET HOURS 58 IT O FOR t 8.

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33 34 35 36 37 40 41 42 43 44 47 CAUSE OESCRIPTION AND CORRECTIVE ACTIONS h i O l The breaker was reset, closed, and the room cooler successfully run.

A reason l

@l for the breaker trip could not be determined. Further investication will be I

FTTTI l Performed during the refueling outage, when the cooler can be removed from l

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service indefinitelv.

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8 9 ST

% POWER OTHER STATUS 015 0 RY DISCOVERY DESCRIPTION y @ l0l9l7 @l N/A l lAlhl Operator Surveillance l

l i s A TtVITY CO TENT RELE ASEO OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE lZlh

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8 9 10 11 44 45 80 PERSONNFL EXPOSURES NUM8ER TYPE

DESCRIPTION

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101010 l@l n/r i a 80 7

8 9 1l 12

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LOSS OF OR DAMAGE TO F ACILITY TYPE

DESCRIPTION

@ W@l N/A 80 7

8 9 10 iS$UE@lh ESCRIPTION N /A l

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8 9 10 NAME OF PREPARER A-E inlIf "

I" PHONE: f010I 697 09'l