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05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced
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Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML18036B041  +
CFR
10 CFR 50.73#a2iv +  and 10 CFR 50.73#a2 +
Docket
05000260  +, 00260  +  and 00259  +
From
Tennessee Valley Authority +, Jay Wallace +  and Zeringue O +
Has query"Has query" is a predefined property that represents meta information (in form of a <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Subobject">subobject</a>) about individual queries and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +, 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +  and 05000260/LER-1992-007-02, :on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +
Hours
0.00359 d (0.0861 hours, 5.125661e-4 weeks, 1.17955e-4 months)  +  and 0.00365 d (0.0875 hours, 5.208333e-4 weeks, 1.198575e-4 months)  +
Issue date
October 26, 1992  +
LER number
7  +
LER year
1,992  +
Manufacturer
General Electric +
Modification date"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
06:34:54, 7 January 2025  +
NRC form
NRC Form 366, Licensee Event Report +
Page count
16  +
Procedure
ST +
Reporting criterion
10 CFR 50.73(a)(2)(v), Loss of Safety Function +, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability +, 10 CFR 50.73(a)(2)(iv), System Actuation +, 10 CFR 50.72(b)(3)(ii), Degraded or Unanalyzed Condition +, 10 CFR 50.73(a)(2) +, 10 CFR 50.73(a)(2)(viii)(A) +  and 10 CFR 50.73(a)(2)(viii)(B) +
Site
Browns Ferry +
Site license
Browns Ferry +
Start date
October 26, 1992  +
State
Tennessee +, Connecticut +, Georgia +, Maryland +, Washington +  and Alabama +
System
Reactor Protection System +, Primary Containment Isolation System +, Primary containment +, Main Turbine +, Shutdown Cooling +, Reactor Water Cleanup +, Control Room Emergency Ventilation +  and Control Rod +
Title
:on 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced   +
Title:
On 920929,reactor motor-operator Valve Board Feeder Breaker Tripped Resulting in Several ESFs Actuations. Caused by Random Failure of Power Sensor Trip Device.Normal Feeder Breaker Replaced +
To
Office of Information Resources Management +
Topic
Half scram +
URL"URL" is a <a href="/Special:Types/URL" title="Special:Types/URL">type</a> and predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> to represent URI/URL values.
https://lersearch.inl.gov/Index.aspx?Page=PDFView?Doc::2601992007R02.pdf  +  and http://pbadupws.nrc.gov/docs/ML1803/ML18036B041.pdf  +
 
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