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05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits
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Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20099J950  +
CFR
10 CFR 50.73#a2iv +
Docket
05000249  +  and 00249  +
Equipment trip
Turbine Trip +
From
Exelon +, Scott D +  and Kim D +
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>.
05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +, 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +  and 05000249/LER-1984-020-05, :on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +
Hours
0.0105 d (0.252 hours, 0.0015 weeks, 3.45494e-4 months)  +
Issue date
November 19, 1984  +
LER number
20  +
LER year
1,984  +
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>.
11:23:34, 13 December 2024  +
NUREG
NUREG-1022, Rev. 3, Supplement 2, Event Report Guidelines 10 CFR 50.72(b)(3)(ii) and 10 CFR 50.73(a)(2)(ii) Final Report +
Page count
3  +
Reporting criterion
10 CFR 50.73(a)(2)(iv), System Actuation +
Site
Dresden +
Start date
November 19, 1984  +
State
Illinois +  and Washington +
TS
TS-6.6 +
Title
:on 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits   +
Title:
On 841026,MSIV Not Fully Opened Caused Reactor Scram Due to Group 1 Isolation.Caused by Bypass Valves Opening at Once Due to Faulty Voltage Comparator & Reactor Pressure Below Tech Spec Limits +
To
NRC OFFICE OF ADMINISTRATION (ADM) +
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.
https://lersearch.inl.gov/Index.aspx?Page=PDFView?Doc::2491984020R05.pdf  +  and http://pbadupws.nrc.gov/docs/ML2009/ML20099J950.pdf  +
 
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