05000335/LER-1979-032-03, /03L-0:on 791016,during Plant Test of Emergency Diesel Generator 1A,generator Failed to Indicate Voltage or Frequency After Engine Started.Caused by Failed Voltage Regulator Surge Suppressor SP-3.Suppressor Replaced

/03L-0:on 791016,during Plant Test of Emergency Diesel Generator 1A,generator Failed to Indicate Voltage or Frequency After Engine Started.Caused by Failed Voltage Regulator Surge Suppressor SP-3.Suppressor Replaced

ML17266A116
Person / Time
Site:	Saint Lucie
Issue date:	11/15/1979
From:	Schoppman M FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17266A117	List: 05000335/LER-1979-032, Forwards LER 79-032/03L-0 05000335/LER-1979-032-03, /03L-0:on 791016,during Plant Test of Emergency Diesel Generator 1A,generator Failed to Indicate Voltage or Frequency After Engine Started.Caused by Failed Voltage Regulator Surge Suppressor SP-3.Suppressor Replaced
References
LER-79-032-03L-01, LER-79-32-3L-1, NUDOCS 7912130647
Download: ML17266A116 (1)

LER-1979-032, /03L-0:on 791016,during Plant Test of Emergency Diesel Generator 1A,generator Failed to Indicate Voltage or Frequency After Engine Started.Caused by Failed Voltage Regulator Surge Suppressor SP-3.Suppressor Replaced

Event date:
Report date:
3351979032R03 - NRC Website

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~o started.

The EDG was secured and the operability of redunda'nt EDG 1B waq demonstrated in accordance with Technical Specification 3.8.1.1.

EDG 1A was restored to operable condition within the time limit specified by Technical Specification 3.8.1.1 and no adverse consequences resulted.

This was the first occurrence of this type.

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~09 ed voltage regulator surge suppressor SP-3.

Immediate, corrective action

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Emergency diesel generator 1A failed to generate a voltage due to a fail is not known.

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