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On 9/25/2021 at 0342 EDT, Nine Mile Point … On 9/25/2021 at 0342 EDT, Nine Mile Point Nuclear Station Unit 1 experienced a loss of the Uninterruptible Power Supply (UPS), UPS 162A, which resulted in a loss of Reactor Protection System (RPS) Bus 11. This resulted in an isolation of both No. 11 and No. 12 Emergency Condensers. Emergency Condenser No. 11 was returned to standby on 9/25/2021 at 0420 EDT and Emergency Condenser No. 12 was returned to standby on 9/25/2021 at 0429 EDT.</br>This 8-hour non-emergency report is being made based upon requirements of 10 CFR 50.72(b)(3)(v)(B) which states: 'Licensee shall notify the NRC of any event or condition that at the time of discovery could have prevented the fulfillment of the safety function of structures or systems that are needed to: (B) remove residual heat.'</br>The NRC Senior Resident was informed.at.'
The NRC Senior Resident was informed. +
07:42:00, 25 September 2021 +
09:16:00, 25 September 2021 +
07:42:00, 25 September 2021 +
On 9/25/2021 at 0342 EDT, Nine Mile Point … On 9/25/2021 at 0342 EDT, Nine Mile Point Nuclear Station Unit 1 experienced a loss of the Uninterruptible Power Supply (UPS), UPS 162A, which resulted in a loss of Reactor Protection System (RPS) Bus 11. This resulted in an isolation of both No. 11 and No. 12 Emergency Condensers. Emergency Condenser No. 11 was returned to standby on 9/25/2021 at 0420 EDT and Emergency Condenser No. 12 was returned to standby on 9/25/2021 at 0429 EDT.</br>This 8-hour non-emergency report is being made based upon requirements of 10 CFR 50.72(b)(3)(v)(B) which states: 'Licensee shall notify the NRC of any event or condition that at the time of discovery could have prevented the fulfillment of the safety function of structures or systems that are needed to: (B) remove residual heat.'</br>The NRC Senior Resident was informed.at.'
The NRC Senior 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>.
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00:00:00, 25 September 2021 +
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>.
11:31:05, 27 September 2021 +
09:16:00, 25 September 2021 +
true +
false +
0.0654 d (1.57 hours, 0.00935 weeks, 0.00215 months) +
07:42:00, 25 September 2021 +
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.