ML18046A458

Forwards Updated LER 81-002/03L-1

ML18046A458
Person / Time
Site:	Palisades
Issue date:	02/26/1981
From:	Frost S CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML18046A459	List: ML18046A458 ML19341C588
References
NUDOCS 8103030788
Download: ML18046A458 (2)

Text

~**. consumers Power company General Offices: 212 West Michigan Avenue, Jackson, Michigan 49201 * (517) 788-0550 February 26, 1981 Mr James G Keppler Office of Inspection and Enforcement Region III U S Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60127.

DOCKET 50-255 - DPR PAJ,ISADES PLAN:T -

LICENSEE EVENT REPORT 81_.002 UPDATE -

INADEQUATE MOUNTING OF DC DISTRIBUTION PANEL Licensee Event Report (LER)81-002 was submitted to the NRC Region III office on January 26, 1981. An update to this LER is on the reverse side of this letter.

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/~~teven R Frost Palisades Licensing Engineer CC Director, Office of Nuclear Reactor Regulation Director, Office of Inspection and Enforcement NRC resident Inspector-Palisades

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iMAR 2: 1981 8t0-.S0307 88

NRC FORM366 17-77)

• LICENSEE EVENT REPORT UPDATED REPORT-2/J.6/81 INITIAL REPORT-l/26/8i" PALISADES PLANT U.S. NUCLEAR REGULATORY COMMISSION CONTROL BLOCK: I I G) (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 1 6

[£JIJ I M I I I P I A I LI 1 l@I oI o I - I o I o I o I o I oI - I o I o 101 4 11 I 11 11 1 I01 I I0 7 8 9 LICENSEE CODE 14 ~5 LICENSE NUMBER 25 26 .LICENSE TYPE JO 57 CAT 58 CON'T

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~~~~~~ . l.Jd©I o I 51 o I o I o I 2 I 5 I 5101 o 11 I o I 81 8 I

.. 60 61 . DOCKET NUMBER 68 69 EVENT DATE i 10 I o I 2 74 75 I2 I 61 8 REPORT DATE I i BO10 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES (,"Q)

[)))) J *puring .post* installation revie1i"of fire protection modifications, it was

[]J:::~:~C{: det.ermined that 12~5 volt DC distribution panel D21A was not adequately c:Q:I~~l r momitea in terms *af meeting sej smj c restraint. criteria The redimdant

[Q:TIJ) panel .-D-llA was properly mounted. The loads supplied by the panel (1-2 Diesel Gen. and 2400V Bus lD) were declared inoperable; repairs were ___J initiated and completed within time required by LCO of TS 3. 7 .2c. No

[)))) I threat to public health or safety existed. I 7 8 9 80 SYSTEM CAUSE CAUSE COMP. VALVE CODE CODE SUBCOOE COMPONENT CODE SUBCOOE SUBCODE ITIIl 7 8 I Elc 9 10 I@ lli.J@

11 w@

12 I slul Pl olRI Tl@ LxJ@ LzJ@

13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION

/;"::;'\ LE RIRO CV ENT YEAR REPORT NO. CODE TYPE NO.

\!..:/ REPORT NUMBER I 81 .1 I 21 n l=:J 23 I 010121 24 26

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27 101 28 31 29 L1J 30 l.=l 31 w

32 ACTION FUTURE EFFECT

• SHUTDOWN c;::;., ATTACHMENT NPR0-4 PRIME COMP. COMPONENT TAKEN ACTION ON PLANT METHOD HOURS ~ SUBMITTED FORM ~UB. SUPPLIER MANUFACTURER Lm@~@

33 34 l_]J@

35 Ll.1 36 Io Io Io Io40I lli.J@

37 41 ll!.J@)

42 UJ 43 IN I 3 44 I 5 I 5 I@)

47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS @

IJJI] I The seismically qualified .panel was mounted on a field fabricated frame which was insufficiently braced. The apparent cause was incorrect rr:m engineering judgment made during a fjeJa cban~e. To satisfy seismic o::m restraint criteria, frame was modified by a"d.di tion of braces.

o::m 7 B 9 BO FACILITY STATUS  % POWER OTHER STATUS @ METHOD OF DISCOVERY DISCOVERY DESCRIPTION e

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[i]}] L!J@ I OI 9 I 81@ I....._N_A_ _ __ ~~I Notification by AE 8 9 10 12 13 44 ~ ~ ~

ACTIVITY RELEASED OF RELEASE CONTENT AMOUNT OF ACTIVITY e

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"tocATION OF RELEASE@

~ W@) lz.J@)I NA 7 8 9 10 11 44 45 80 PERSONNEL EXPOSURES r:;;::..

NUMBER c;::;., TYPE DESCRIPTION CIT2J I 0 I 0 I 016LIJ@...___-=-N=A~-----------------------'

7 8 9 11 12 13 80 PERSONNEL INJURIES (;"":;\

NUMBER DESCRIPTION6

~ lol olo l@)..._____~N~A_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ ____.

8 9 . 11 12 80 LOSS O* OR DAMAGE TO FACILITY t;j3' TYPE DESCRIPTION i.::,::,J .

DJ!)~@ NA 8 9 10 80 l2TIJ r:rif@~;;CRIPTION@:. .** _ NA <v'.:\. NRCUSEONLY I 11 I I I 11 I I I I I 8 9 10 68 69 80 fO