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Unit 2 experienced an autostart of Auxilia … Unit 2 experienced an autostart of Auxiliary Feedwater System (AFW) and Emergency Diesel Generator 'B' following transfer of the '2E' Switchgear to Alternate Power Supply.</br>Normal Power Supply (XST1) experienced a loss of power, causing the '2E' Switchgear to slow transfer to the -2 Breakers from the Alternate Power Supply (XST2).</br>The AFW (MDAFWP (Motor-driven Auxiliary Feedwater Pumps) 'A' and 'B' and TDAFWP (Turbine-driven Auxiliary Feedwater Pump)) autostarted due to Sequencer Operations.</br>The EDG 'B' autostarted on low voltage condition but did not supply power to the affected '2E' bus. The EDG 'B' cooling water was provided by the service water system.</br>Power was restored to XST1 at 0606 CDT. The cause of the EDG 'B' autostart is under investigation. The cause of the loss of power to XST1 is under investigation. Power was reduced to 98.2% to ensure Nuclear Power <100%. All other systems functioned as required. Local NRC Resident was informed.s required. Local NRC Resident was informed. +
10:28:00, 19 October 2004 +
12:35:00, 19 October 2004 +
10:28:00, 19 October 2004 +
Unit 2 experienced an autostart of Auxilia … Unit 2 experienced an autostart of Auxiliary Feedwater System (AFW) and Emergency Diesel Generator 'B' following transfer of the '2E' Switchgear to Alternate Power Supply.</br>Normal Power Supply (XST1) experienced a loss of power, causing the '2E' Switchgear to slow transfer to the -2 Breakers from the Alternate Power Supply (XST2).</br>The AFW (MDAFWP (Motor-driven Auxiliary Feedwater Pumps) 'A' and 'B' and TDAFWP (Turbine-driven Auxiliary Feedwater Pump)) autostarted due to Sequencer Operations.</br>The EDG 'B' autostarted on low voltage condition but did not supply power to the affected '2E' bus. The EDG 'B' cooling water was provided by the service water system.</br>Power was restored to XST1 at 0606 CDT. The cause of the EDG 'B' autostart is under investigation. The cause of the loss of power to XST1 is under investigation. Power was reduced to 98.2% to ensure Nuclear Power <100%. All other systems functioned as required. Local NRC Resident was informed.s required. Local NRC Resident was informed. +
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>.
100 +
00:00:00, 19 October 2004 +
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>.
02:22:30, 2 March 2018 +
12:35:00, 19 October 2004 +
true +
false +
0.0883 d (2.12 hours, 0.0126 weeks, 0.0029 months) +
10:28:00, 19 October 2004 +
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.