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The following information was provided by … The following information was provided by the licensee via phone and email:</br>At 1351 CST on 11/14/25, with the unit in mode 1 at 99 percent power, an actuation of the division 1, 2, and 3 emergency diesel generators (EDGs) occurred when a fault occurred on the emergency reserve auxiliary transformer (ERAT). The reserve auxiliary transformer `B' was de-energized and isolated for maintenance. The cause of the division 1, 2, and 3 EDGs auto-start was an actuation of the loss of voltage function undervoltage relays for each respective bus. The division 1, 2, and 3 EDGs automatically started as designed when the applicable loss of voltage signals were received.</br>This event is being reported in accordance with 10 CFR 50.72(b)(3)(iv)(A) as an event that results in a valid actuation of the division 1, 2, and 3 EDGs.</br>The NRC Resident Inspector has been notified. NRC Resident Inspector has been notified. +
19:51:00, 14 November 2025 +
21:47:00, 14 November 2025 +
19:51:00, 14 November 2025 +
The following information was provided by … The following information was provided by the licensee via phone and email:</br>At 1351 CST on 11/14/25, with the unit in mode 1 at 99 percent power, an actuation of the division 1, 2, and 3 emergency diesel generators (EDGs) occurred when a fault occurred on the emergency reserve auxiliary transformer (ERAT). The reserve auxiliary transformer `B' was de-energized and isolated for maintenance. The cause of the division 1, 2, and 3 EDGs auto-start was an actuation of the loss of voltage function undervoltage relays for each respective bus. The division 1, 2, and 3 EDGs automatically started as designed when the applicable loss of voltage signals were received.</br>This event is being reported in accordance with 10 CFR 50.72(b)(3)(iv)(A) as an event that results in a valid actuation of the division 1, 2, and 3 EDGs.</br>The NRC Resident Inspector has been notified. NRC Resident Inspector has been notified. +
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>.
99 +
00:00:00, 14 November 2025 +
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>.
12:20:06, 17 November 2025 +
21:47:00, 14 November 2025 +
true +
false +
0.0804 d (1.93 hours, 0.0115 weeks, 0.00264 months) +
19:51:00, 14 November 2025 +
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.