ML20205N799

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Supplemental Deficiency Rept CP-88-31 Re Voltage Testing of Isolation Transformers.Initially Reported on 880616. Estimated Completion Date for Unit 1 Installation of Two safety-related Series Breakers Revised to 890116
ML20205N799
Person / Time
Site: Comanche Peak  
Issue date: 10/31/1988
From: Counsil W
TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
CP-88-31, TXX-88760, NUDOCS 8811040354
Download: ML20205N799 (1)


Text

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i MFE Log # TXX 88760 Fi1e # 10110 r

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908.3 ft# ELECTRIC Ref # 10CFR50.55(e)

October 31, 1988 Wmbs:G Conner Emers,sve nre hesur=#

U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D. C.

20555

SUBJECT:

COMANCHE PEAK STEAM (LECTRIC STATION (CPSES)

DOCKET N05. 50-445 AND 50-446 VOLTAGE TESTING OF ISOLATION TRANSFORMERS i

SDAR:.CP-88-31 (SUPPL.EMENTAL REPORT)

Gentlemen:

On June 16, 1588, we notified your Mr. H. S. Phillips of a deficiency involving the qualification of several transformers used as Class 1E isolation devices which we deemed repertable under the provisions of 10CFR50.55(e). Our latest report on this issue, logged TXX-88539, was submitted July 18, 1988.

i This report is submitted to update our corrective act;on schedule, j

The estimated completion date for the Unit 1 installation of two safety-related series breakers in place of the subject isolation transformers i

has been revised to January 16, 1989. The completion schedule for Unit 2 has 1

i not changed.

Very truly yours, W. G. Counsil l

VPC/gj f

c - Mr. R. D. Martin, Region IV i

Resident inspectors, CPSES (3)

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