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This is an 8 hour notification being made … This is an 8 hour notification being made to report that a valid ESF auxiliary feed actuation occurred. Salem Unit 2 is in Mode 4 with RHR providing shutdown cooling. 21, 22, and 23 reactor coolant pumps are in service providing forced circulation.</br>While performing a main steam isolation valve stroke test for maintenance concurrent with main turbine valve surveillance testing, 22 steam generator narrow range level indication shrunk to 7%, which is below the low level trip setpoint of 14%, causing an automatic start of 21 and 22 auxiliary feedwater pumps. There was no other testing or evolutions in progress at the time of the event that contributed to the automatic start of the auxiliary feedwater pumps. </br>Steam generator parameters at the time of the event where 0 psig and 223 degrees (T-cold). Main condenser vacuum was established. </br>23 auxiliary feedwater pump was tagged for maintenance and did not start.</br>22 steam generator level was restored to normal level and the 21 and 22 auxiliary feedwater pumps secured.</br>There were no personnel injured.</br>During this event, the main turbine governor valves were off their closed seats when the MSIVs were stroked.</br>The licensee notified the NRC Resident Inspector.</br>* * * UPDATE PROVIDED BY STRAUBMULLER TO KOZAL ON 10/31/2006 AT 0146 * * *</br>Subsequent to the initial notification, it has been determined that in addition to reporting the auxiliary feedwater pumps starting on low steam generator level, it is required to report that the reactor protection system opened the reactor trip breakers as designed. The reactor trip breakers were closed for surveillance testing of the main turbine. Actuation of the reactor trip breakers is reportable under (10 CFR) 50.72 (b)(3)(iv)(A) for this event.</br>The licensee notified the NRC Resident Inspector.</br>Informed R2DO (GRAY)C Resident Inspector.
Informed R2DO (GRAY) +
01:11:00, 30 October 2006 +
42,946 +
01:10:00, 30 October 2006 +
01:11:00, 30 October 2006 +
This is an 8 hour notification being made … This is an 8 hour notification being made to report that a valid ESF auxiliary feed actuation occurred. Salem Unit 2 is in Mode 4 with RHR providing shutdown cooling. 21, 22, and 23 reactor coolant pumps are in service providing forced circulation.</br>While performing a main steam isolation valve stroke test for maintenance concurrent with main turbine valve surveillance testing, 22 steam generator narrow range level indication shrunk to 7%, which is below the low level trip setpoint of 14%, causing an automatic start of 21 and 22 auxiliary feedwater pumps. There was no other testing or evolutions in progress at the time of the event that contributed to the automatic start of the auxiliary feedwater pumps. </br>Steam generator parameters at the time of the event where 0 psig and 223 degrees (T-cold). Main condenser vacuum was established. </br>23 auxiliary feedwater pump was tagged for maintenance and did not start.</br>22 steam generator level was restored to normal level and the 21 and 22 auxiliary feedwater pumps secured.</br>There were no personnel injured.</br>During this event, the main turbine governor valves were off their closed seats when the MSIVs were stroked.</br>The licensee notified the NRC Resident Inspector.</br>* * * UPDATE PROVIDED BY STRAUBMULLER TO KOZAL ON 10/31/2006 AT 0146 * * *</br>Subsequent to the initial notification, it has been determined that in addition to reporting the auxiliary feedwater pumps starting on low steam generator level, it is required to report that the reactor protection system opened the reactor trip breakers as designed. The reactor trip breakers were closed for surveillance testing of the main turbine. Actuation of the reactor trip breakers is reportable under (10 CFR) 50.72 (b)(3)(iv)(A) for this event.</br>The licensee notified the NRC Resident Inspector.</br>Informed R2DO (GRAY)C Resident Inspector.
Informed R2DO (GRAY) +
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00:00:00, 31 October 2006 +
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>.
02:17:46, 2 March 2018 +
01:10:00, 30 October 2006 +
false +
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-8.333333e-4 d (-0.02 hours, -1.190476e-4 weeks, -2.7396e-5 months) +
01:11:00, 30 October 2006 +
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.