ML20084L316

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Incorrect Rod Shadowing Factor in Core Protection Calculators
ML20084L316
Person / Time
Site: San Onofre Southern California Edison icon.png
Issue date: 05/26/1995
From: Krieger R
SOUTHERN CALIFORNIA EDISON CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20084L317 List:
References
NUDOCS 9506070173
Download: ML20084L316 (1)


Text

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,,f Southem Calibmia Edison Company P O SOX 128 SAN CLEMENTE, CALerORNIA 92674 0128

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May 26, 1995

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Nuclear Regulatory Commission Document Control Desk Washington, D.C.

20555

Subject:

Docket Nos. 50-361 and 50-362 Voluntary Report Licensee Event Report No.95-007 i

San Onofre Nuclear Generating Station, Units 2 and 3 This submittal provides a voluntary report for an occurrence i

involving incorrect rod shadowing factors in the Unit 2 and Unit 3 core protection calculators.

Since this occurrence involves similar systems, cause, and corrective actions applicable to Units 2 and 3, a single report for Unit 2 is being submitted in accordance with NUREG-1022.

Neither the health nor the safety of plant personnel or the public was affected by this occurrence.

If you require any additional information, please.so advise.

Sincerely, l

N

/l N N)6%p,

J

Enclosure:

LER No.95-007 cc:

L. J.

Callan, Regional Administrator, NRC Region IV A.

B. Beach, Director, Division of Reactor Projects, Region IV K.

E.

Perkins, Jr.,

Director, Walnut Creek Field Office, NRC Region IV J. A.

Sloan, NRC Senior Resident Inspector, San Onofre 1

Units 2 &3 M.

B.

Fields, NRC Project Manager, San Onofre Units 2 and 3 Institute of Nuclear Power Operations (INPO) 9506070173 950526 I

PDR ADOCK 05000361 PDR S

n

.