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This 60-day optional report, as allowed by … This 60-day optional report, as allowed by 10 CFR 50.73(a)(1), is being made under the reporting requirement in 10CFR50.73(a)(2)(iv)(A) to describe an unplanned, invalid actuation of a specified system, specifically Primary Containment Isolation Valve (PCIV) Group II and III outboard valves. The inboard valves were unaffected by this event.</br>On July 27, 2003, at 1839 hours, a spurious operation of Primary Containment Isolation System (PCIS) logic relay occurred. This normally energized relay momentarily changed state resulting in an isolation of the outboard Secondary Containment Isolation Valves (SCIVs) and outboard Group 2 and 3 PCIV's. Additionally, the "B" Standby Gas Treatment (SBGT) subsystem started due to the isolation.</br>The affected systems responded as expected for the given conditions. The Group II/III PCIS isolation was reset by 1842 hours. The affected systems were promptly returned to a normal configuration. No other deficiencies or abnormalities were noted during the event.</br>This event has been entered into the site-specific corrective action program for resolution (CR 169219)</br>The NRC resident has been informed.69219)
The NRC resident has been informed. +
22:39:00, 27 July 2003 +
18:36:00, 26 August 2003 +
22:39:00, 27 July 2003 +
This 60-day optional report, as allowed by … This 60-day optional report, as allowed by 10 CFR 50.73(a)(1), is being made under the reporting requirement in 10CFR50.73(a)(2)(iv)(A) to describe an unplanned, invalid actuation of a specified system, specifically Primary Containment Isolation Valve (PCIV) Group II and III outboard valves. The inboard valves were unaffected by this event.</br>On July 27, 2003, at 1839 hours, a spurious operation of Primary Containment Isolation System (PCIS) logic relay occurred. This normally energized relay momentarily changed state resulting in an isolation of the outboard Secondary Containment Isolation Valves (SCIVs) and outboard Group 2 and 3 PCIV's. Additionally, the "B" Standby Gas Treatment (SBGT) subsystem started due to the isolation.</br>The affected systems responded as expected for the given conditions. The Group II/III PCIS isolation was reset by 1842 hours. The affected systems were promptly returned to a normal configuration. No other deficiencies or abnormalities were noted during the event.</br>This event has been entered into the site-specific corrective action program for resolution (CR 169219)</br>The NRC resident has been informed.69219)
The NRC resident has been informed. +
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77 +
00:00:00, 26 August 2003 +
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>.
22:44:55, 24 September 2017 +
18:36:00, 26 August 2003 +
true +
false +
29.831 d (715.95 hours, 4.262 weeks, 0.981 months) +
22:39:00, 27 July 2003 +
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.