ML20084M385
| ML20084M385 | |
| Person / Time | |
|---|---|
| Site: | Turkey Point  |
| Issue date: | 12/17/1972 |
| From: | Schmidt A FLORIDA POWER & LIGHT CO. |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| Shared Package | |
| ML20084M372 | List: |
| References | |
| AO-3-72-8, NUDOCS 8306020132 | |
| Download: ML20084M385 (1) | |
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847A EST DEC 17 72 AC035 Q TELTEX ATLA 00l(0631)
E MZAB34l2306)(2-041215E551)PD 12/16/72 2305 ICS IPMBNGZ CSP ZCEC 3052472557 NL TDBN MIAMI FL 12-16 Il05P EST PMS DIRECTOR REGION 2 DIRECT 0 ATE OF, REGULATORY OPERATION US ATOMIC ENERGY COMMISSION SUITE 21N 230 PEACHTREE ST NORTHWEST hp (Olc - 4/'O S,,
ATLANTA GA [. Q f Qw) j,bl.]J /
C' FROM FLORIDA POWER AND LIGHT COMPANY TURXEY POINT p p/
PLANT MI AMI FL
/,'id FLORIDA POWER AND LIGHT COMPANY TURXEY POINT REPORTS ABNORMAL OC CU RE N C E # 3 3 ---
AT 757AM, DEC 16, 1972, WHILE AT COLD SHUTDOWN, THE #3 BATTERY CHARGERINPUT'TRANSFORMEROVERHEATEDANDASMALLFIREOCCURED IN THE TRANSFORMER WINDING INSULATION APPARENTLY AS A RESULT _
, y-t f 0F A SHORT CIRCUIT IN WINDING.
THE #3 BATTERY CHARGER WAS ISOLATED, 3
THE FIRE EXTINGUISHED AND THE #3S BATTERY CHARGER WAS PLACED IN SERVICE.
THERE WERE NO SAFETY IMPLICATIONS UNDER THE CIRCUMSTANCES OF THIS OCCURENCE IN THAT THE r 1R, WHICH WAS READILY EXTINGUISHED, E
WAS LIMITED TO THE IMMEDI ATE AREA 0F THE TRANSFORMER INSULATION AND THE REDUNDANI BATTERY CHARGER WAS OPERABLE.
C HOWEVER, THERE ARE INDICATIONS THAT THE #3S AND #4 BATTERY CHARGER IMPUT TRANSFORMERS ARE OPERATING AT HIGHER THAN NORMAL TEMPERATURES WHICH IMPLIES THE PROBLEM MAY BE GENERIC IN NATURE.
A THOROUGH INVESTIGATION IS IN PROGRESS v
A D SCHMIDYDIRECTOR OF POWER RESOURCES
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