ML20084N516: Difference between revisions

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=Text=
=Text=
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-847A EST DEC 17 72 AC035                                                                                                             fg.]'f(
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ZCZC 3052472557 NL TDBN MIAMI FL 12-lG ll63P EST PMS DIRECTOR REGION 2 DIRECTOATE OF, REGULATORY OPERATION Q ~.[g US ATOMIC ENERGY COMMISSION SUITE 2 d 230 PEACHTREE ST NORTHWEST k.g -
PMS DIRECTOR REGION 2 DIRECTOATE OF, REGULATORY OPERATION                                                                       Q ~.[g US ATOMIC ENERGY COMMISSION SUITE 2 d 230 PEACHTREE ST NORTHWEST                                                                 k.g -         ,
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OwJ                                            4 FROM FLORIDA POWER AND LIGHT COMPANY TURKEY POINT                                                         ,
FROM FLORIDA POWER AND LIGHT COMPANY TURKEY POINT PLANT MI AMI FL
                                                                                                              /. /4 #
/. /4 FLORIDA POWER AND LIGHT COMPANY TURXEY POINT REPORTS ABNORMAL OCCURENCE #3-72-8 AT 757 AM, DEC 15, 1972, WHILE AT COLD SHUTDOWN, THE #3 BATTERY CHARGERINPUTTRANSFORMEROVERHEATEDANDASMALLFIREOCCURED IN THE TRANSFORMER WINDING INSULATION APPARENTLY AS A RESULT,
                                                                                                                                                    ]
, Af/: "
PLANT MI AMI FL FLORIDA POWER AND LIGHT COMPANY TURXEY POINT REPORTS ABNORMAL OCCURENCE #3-72-8 AT 757 AM, DEC 15, 1972, WHILE AT COLD SHUTDOWN, THE #3 BATTERY CHARGERINPUTTRANSFORMEROVERHEATEDANDASMALLFIREOCCURED IN THE TRANSFORMER WINDING INSULATION APPARENTLY AS A RESULT,                                                 , Af/: "
0F A SHORT CIRCU;T IN WINDING.
0F A SHORT CIRCU;T IN WINDING.                                   THE #3 BATTERY CHARGER WAS ISOLATED,                     3 THE FIRE EXTINGUISHED AND THE #3S BATTERY CHARGER WAS PLACED t
THE #3 BATTERY CHARGER WAS ISOLATED, 3
THE FIRE EXTINGUISHED AND THE #3S BATTERY CHARGER WAS PLACED t
IN SERVICE.
IN SERVICE.
THERE WERE NO SAFETY IMPLICATIONS UNDER THE CIRCUMSTANCES OF THIS OCCURENCE IN THAT THE r 1RE, WHICH W AS READILY EXTINGUISHED, WAS LIMITED TO THE IMMEDI ATE AREA 0F THE TRANSFORMER INSULATION AND THE REDUNDANT BATTERY CHARGER WAS OPERABLE.                                                                         C.
THERE WERE NO SAFETY IMPLICATIONS UNDER THE CIRCUMSTANCES OF THIS OCCURENCE IN THAT THE r 1R, WHICH W AS READILY EXTINGUISHED, E
WAS LIMITED TO THE IMMEDI ATE AREA 0F THE TRANSFORMER INSULATION AND THE REDUNDANT 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 N ATURE.
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 N ATURE.
A THOROUGH INVESTIGATION IS IN PROGRESS                                                                                   -
A THOROUGH INVESTIGATION IS IN PROGRESS A D SCHMIDYDIRECTOR OF POWER RESOURCES i
A D SCHMIDYDIRECTOR OF POWER RESOURCES i
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Latest revision as of 04:16, 14 December 2024

Telecopy AO 3-72-8:on 821216,small Fire Occurred Due to Battery Charger Input Transformer 3 Overheating.Possibly Caused by Transformers Operating at Higher than Normal Temps.Investigation in Progress
ML20084N516
Person / Time
Site: Turkey Point 
Issue date: 12/16/1972
From: Schmidt A
FLORIDA POWER & LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20084M560 List:
References
AO-3-72-8, NUDOCS 8306030358
Download: ML20084N516 (1)
v • d • e


Text

O O

((.] p,7 i ; 7,

ld LJ l

J rf 1-~

gympi mrp e

t

-~-

.x._

-847A EST DEC 17 72 AC035 fg.]'f(

i.jf;Q p{

Q TELTEX ATLA 001(0631)

MZAB34(2306)(2-041215E351)PD 12/16/72 2305

-y,;it-#*

ICS IPMBNGZ CSP g

,V-e.,

g._

f..;]

ZCZC 3052472557 NL TDBN MIAMI FL 12-lG ll63P EST PMS DIRECTOR REGION 2 DIRECTOATE OF, REGULATORY OPERATION Q ~.[g US ATOMIC ENERGY COMMISSION SUITE 2 d 230 PEACHTREE ST NORTHWEST k.g -

(ch b b " /-/d " A

%-at -

ATL AN TA G A [vf e f OwJ /ap f [(-) f, 4

~

~

]

FROM FLORIDA POWER AND LIGHT COMPANY TURKEY POINT PLANT MI AMI FL

/. /4 FLORIDA POWER AND LIGHT COMPANY TURXEY POINT REPORTS ABNORMAL OCCURENCE #3-72-8 AT 757 AM, DEC 15, 1972, WHILE AT COLD SHUTDOWN, THE #3 BATTERY CHARGERINPUTTRANSFORMEROVERHEATEDANDASMALLFIREOCCURED IN THE TRANSFORMER WINDING INSULATION APPARENTLY AS A RESULT,

, Af/: "

0F A SHORT CIRCU;T IN WINDING.

THE #3 BATTERY CHARGER WAS ISOLATED, 3

THE FIRE EXTINGUISHED AND THE #3S BATTERY CHARGER WAS PLACED t

IN SERVICE.

THERE WERE NO SAFETY IMPLICATIONS UNDER THE CIRCUMSTANCES OF THIS OCCURENCE IN THAT THE r 1R, WHICH W AS READILY EXTINGUISHED, E

WAS LIMITED TO THE IMMEDI ATE AREA 0F THE TRANSFORMER INSULATION AND THE REDUNDANT 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 N ATURE.

A THOROUGH INVESTIGATION IS IN PROGRESS A D SCHMIDYDIRECTOR OF POWER RESOURCES i

'y

~

yX n

)

sr-tris twee) 8306030358 730206 PDR ADOCK 05000250 S

PDR

.h f fi,;'[~qG k

~

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f: b ;" f l h

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