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This is an 8-hour report of a loss of emer … This is an 8-hour report of a loss of emergency preparedness capabilities as required by 10CFR50.72(b)(3)(xiii).</br>At 0037 CDT on 4/16/13, during the performance of an 'A' train loss-of-offsite-power test per procedure FNP-2-STP-80.14, Farley Unit 2 experienced a complete loss of main control board annunciation. Emergency Power Board annunciators are unaffected. No emergency action level criteria have been exceeded as a result of the loss of annunciation, however, annunciators normally relied upon for emergency assessment are not functional. Troubleshooting to identify the cause of the loss of annunciation is in progress. No estimate for restoring annunciator power is currently available. Compensatory measures for critical parameter monitoring have been established and implemented. Unit 2 plant conditions remain stable in mode 5. Unit 1 is unaffected by this event. There has been no release of radioactivity to the environment.</br>The NRC Resident Inspector has been notified.</br>* * * UPDATE FROM DARRIN GARD TO CHARLES TEAL AT 1444 EDT ON 4/16/13 * * *</br>The Unit 2 main control room annunciators were restored at 0907 EDT on 4/16/13. The cause of the failure was determined to be a relay in the annunciator power supply circuit.</br>The licensee will notify the NRC Resident Inspector. Notified R2DO (Vias). Resident Inspector. Notified R2DO (Vias). +
05:37:00, 16 April 2013 +
48,926 +
08:55:00, 16 April 2013 +
05:37:00, 16 April 2013 +
This is an 8-hour report of a loss of emer … This is an 8-hour report of a loss of emergency preparedness capabilities as required by 10CFR50.72(b)(3)(xiii).</br>At 0037 CDT on 4/16/13, during the performance of an 'A' train loss-of-offsite-power test per procedure FNP-2-STP-80.14, Farley Unit 2 experienced a complete loss of main control board annunciation. Emergency Power Board annunciators are unaffected. No emergency action level criteria have been exceeded as a result of the loss of annunciation, however, annunciators normally relied upon for emergency assessment are not functional. Troubleshooting to identify the cause of the loss of annunciation is in progress. No estimate for restoring annunciator power is currently available. Compensatory measures for critical parameter monitoring have been established and implemented. Unit 2 plant conditions remain stable in mode 5. Unit 1 is unaffected by this event. There has been no release of radioactivity to the environment.</br>The NRC Resident Inspector has been notified.</br>* * * UPDATE FROM DARRIN GARD TO CHARLES TEAL AT 1444 EDT ON 4/16/13 * * *</br>The Unit 2 main control room annunciators were restored at 0907 EDT on 4/16/13. The cause of the failure was determined to be a relay in the annunciator power supply circuit.</br>The licensee will notify the NRC Resident Inspector. Notified R2DO (Vias). Resident Inspector. Notified R2DO (Vias). +
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00:00:00, 16 April 2013 +
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>.
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0.138 d (3.3 hours, 0.0196 weeks, 0.00452 months) +
05:37:00, 16 April 2013 +
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.