ML20102B081
| ML20102B081 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 05/13/1992 |
| From: | Skiba TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | Jolliffe NRC OFFICE FOR ANALYSIS & EVALUATION OF OPERATIONAL DATA (AEOD) |
| References | |
| REF-PT21-92 NUDOCS 9207280159 | |
| Download: ML20102B081 (1) | |
Text
l POWER REACTCR EVENT 11 UMBER:
23451 FACILITY: COMANCHE P AK REGION:
4 110TIFICATIOli DATE: 05/13/92 UNIT:
( ) (2)
)
STATE: TX NOTIFICATION TIME: 10:44 (ET)
RX TYPE: (1) W-4-LP,(2) W-4-LP EVEllT DATE:
04/04/92 EVENT TIME:
11:00(CDT)
NRC llOTIFIED BY: SKIBA LAST UPDATE DATE:
05/13/92 HQ OPS OFFICER:
DICK JOLLIFFE 110TIFICATIO!!S EMERGENCY CLASS: NOT APPLICABLE 10-CFR SECTION:
GARY SANBORN RDO CDEF 21.21(b) (2)
DEFECTS /MO!JCOMPLIANCE i
UNIT SCRAM CODE RX CRIT INIT PWR INIT RX MODE CURR PWR CURR RX MODE 3
N' 11 0
UllDER CO!1STRUCT 0
U!1 DER CO!!STRUCT EVENT TEXT LICENSEE DISCOVERED THE FOLLOWING DEFECTS WITH ELGAR INVERTERS FOR UNIT 2 DURING TESTING:
1.
FAILURE IN INVF'tTER CONTROL CIRCUIT #J 7 2.
MASSING UPGRADE ON CIRCUIT BOARD
^
3.
INCORRECTLY WOUND TRANSFORMER O!1 CIRCUIT BOARD 4.
MISSING PARTS ON CIRCUIT BOARD /J2 5.
POOR CRIMP CONNECTIONS 6.
-INCORRECTLY SUPPLIED PARTS 7.
WIRING ERRORS.
LICENSEE PLANS TO CORRECT THESE DEFECTS BEFORE PLACING THIS EQUIPMENT IN SERVICE (SDAR CP-92-004, SN-511, TSL/TUS-92070).
f LICENSEE WILL SUBMIT A WRITTEN REPORT WITHIN 30 DAYS.
LICENSEE WILL INFcRM THE NRC RESIDENT INSPECTOR.
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