TXX-4880, Interim Potential Deficiency Rept CP-86-30 Re Class 1E Inverters Supplied by Elgar Corp of San Diego.Initially Reported on 860418.Evaluation Continuing.Next Rept Expected by 860815
| ML20206R505 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 06/27/1986 |
| From: | Counsil W TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | Johnson E NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV) |
| References | |
| CP-86-30, TXX-4880, NUDOCS 8607070165 | |
| Download: ML20206R505 (1) | |
Text
Log # TXX-4880 File # 10110
~
908.3 TEXAS UTILITIES GENERATING COMPANY June 27, 1986
.'"AT5 AMEN'A Mr. Eric H. Johnson, Director y
g jggg j
l U. S. Nuclear Regulatory Commission
~
6l Division of Reactor Safety and Projects 611 Ryan Plaza Drive, Suite 1000 Arlington, TX 76012
SUBJECT:
COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)
DOCKET NOS. 50-445 AND 50-446 i
UPS INVERTERS SDAR:
CP-86-30 (INTERIM REPORT) 1 l
l
Dear Mr. Johnson:
l On April 18, 1986, we verbally notified your Mr. R. Hall of a deficiency involving anomalies observed in Class 1E inverters supplied by Elgar l
l Corporation of San Diego. This is an interim report of a potentially reportable item under the provisions of 10CFR50.55(e). We have submitted an interim report logged TXX-4812, dated May 19, 1986.
l We are continuing our evaluation and anticipate submitting our next report by August 15, 1986.
Very truly yours, W
l W. G. Counsil JCH/arh l
c - NRC Region IV (0 + 1 Copy)
Director, Inspection & Enforcement (15 copies)
U. S. Nuclear Regulatory Commission Washington, D.C.
20555 1
~
860707o165 860627 PDR ADOCK 05000445 PDR S
kh yt 'io fr
_r#.? 7 A DIVISION OF TEXAS UTILETIES ELECTRIC CDMPANY