ML20028F472

LER 82-065/03L-0:on 821222,electrical Power Lost to Train a Radiation Monitoring Sys.During Investigation of Loss of Power,Maint Personnel Accidently Short Circuited Train B. Caused by Blown Power Fuses Due to Personnel Error

ML20028F472
Person / Time
Site:	Summer
Issue date:	01/21/1983
From:	Fields H SOUTH CAROLINA ELECTRIC & GAS CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20028F467	List: ML20028F465 ML20028F472
References
LER-82-065-03L, LER-82-65-3L, NUDOCS 8302010378
Download: ML20028F472 (1)

Text

• LN C f"d AM S A U.S. NUCLTA'l DMULATTRY CliMMISeIIM APPROV WJ LV OM J u n-s o LICENSEE EVENT REPORT d'di'$o.se.es CONTROL BLOCK: l l l l l l l@ (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION)

I oli l. l. S l mo...

c IV .IC. mI S l l l@l 010 l- 10mo....

l01010 M..R l 0 l -l 0l 01@l4 ..

l 1 l010 l0 l@l....Tl

.. m o ... T P., .. ..

l@

CON'T l0l11 y g "U"' l L l@[0 i 5 l 0DOCK.TNUMS.R l0 10 l 3 l 9 l 5 l@l 1 l 2 l 2 l 2 l 8 l 2 l@l 0 l 1R.lPORT ,4 211 l 8 l 3 l@

.I .. .. .W . NT D A T. .. D AT. ..

EVENT DESCRIF OON AND PROBABLE CONSEQUENCES h I o l2 l l At 1930 hours0.0223 days <br />0.536 hours <br />0.00319 weeks <br />7.34365e-4 months <br /> on 12/22/82 with the Plant in Mode 2. electrical power was lost I l o l3 l l to the Train "A" Radiation Monitoring System (RMS). At 2010 hourn in I lo 14 l l investigating the Train "A" loss of power, maintenance personnel accidentiv l l o 15 l l short circuited and loss the power supply to the Train "B" RMS. There was no I l o le l l adverse consequence as all applicable Technical Specification action statements l 10 l 7 l l were met. The Plant remained stable during the event. l l

1ol8ll

'ui?." 1* ".*: .:: :. ..MP... ,e... .::.";,;. .::::.

10 l9 l l B l Al@ W @ lC l@ lIlN lS lT lRl Ul@ W@ l Zl@

....,,,,R

" T ..' * *"" "; "" ": "' " " ':.'

@ UE."i I 812 32I 1, l-J AS l O le, I s I 34 3.

[_/_l 3,

1OI al I. R. (2.J 3

I-1 3,

1.oj 33

'r*I!:" 'nU"O o'liLf T

"" U". "D novR.

• "' "'"' @ R

{_A_j@l H j @ l Zl@

SS 34 35 lZl@

3.

l01010l0l 3,

@ 4.

""" [_Y_j*""'@"'

4, lNl@ W@

42 43 lVIIlll5l 44 4, CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h l 1 l o l l Personnel error caused the power fuses to blow which caused loss of power. l l t l 1 l l Censulted NRC on Emergency Plan Compliance. Restored Train "A" and "B" RMS to l l 1 l 2 l (_Qp.erable senenn nt 2041 nna 214C hnurn ronnerrively. rnunnolod n.,rnnnno1. l 1i13ll l 1114Il I

'$*.'"'l "".I"#,".:?

s Po..R .T R.T.To. ..co..Rv u.cNin...

l t l 5 l [_gj @ l 0 l 0 .I3 J@l

, . . i. u o N/A @I U. @l o .

Performing Maintennnce l R.L. ..D R.L. . AMOUNT OF ACTivlTY LOC ATION OF R.L. A..

l1l6l @ l.Zj@l N/A l l N/A l

, . . ,, o .. ..

P.R.ON N.L .X PO.U R. ,

l 1 l 7 l l 0 l 0 l 0 l@[_Z_J@l N/A ]

, . . n .. u ..

MUMW.R ..C R ,PT ON I il s .l .l 010 l 0 l@lu N/A l

, n ..

TTP. D..C R IPTIO N I 1l 91 l Zl@li. N/A l

...u.I " '/'r'llRinio @ NRC USE ON LY N/A l llllllllllfll 12 l a l L. EJ8L.

NAME OF PREPARF A PHONE: (803) 345-5209 H'. C. Fields 8302010378 830121 gDRADOCK05000g

-