TXX-6646, Interim Deficiency Rept CP-87-11 Re Failures in Station Battery Charger Circuit Cards Mfg by Power Conversion Products,Inc.Initially Reported on 870513.Evaluation Continuing.Next Rept Will Be Submitted by 871009
| ML20237K118 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 08/14/1987 |
| From: | Counsil W, Keeley G TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM) |
| References | |
| CP-87-11, TXX-6646, NUDOCS 8708190094 | |
| Download: ML20237K118 (1) | |
Text
-w Log # TXX-6646
==
File # 10110 J
908.3 r
r Ref: 10CFR50.55(e) 1UELECTRIC August 14, 1987 Etecutive Vwe President U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D.C. 20555
SUBJECT:
COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)
DOCKET NO. 50-445 DEFECTIVE CIRCUIT CARDS IN BATTERY CHARGERS SDAR:
CP-87-11 (INTERIM REPORT)
Gentlemen:
l On May 13, 1987, we verbally notified your Mr. I. Barnes of failurec experienced in station battery charger circuit cards manufactured by Power Conversion Products, Inc.
This is an interim report of a potentially l
reportable item under the provisions of 10CFR50.55(e). A previous interim i
report was logged TXX-6499, dated June 12, 1987. At this point, the issue is applicable to Unit 1 only.
Our evaluation of this issue for safety significance is continuing. We expect to submit our next report by October 9, 1987.
Very truly yours, W. G. Counsil By: b
//
G. S. Keeley
/_
Manager, Nuclea Fen' sing WJH/mlh c - Mr. R. D. Martin, Region IV Resident Inspectors, CPSES (3) e708190094 870814 PDR ADOCK 05000445 S
PDR 4,
n.,,... r
,,,