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05000318/LER-2010-001-01, For Calvert Cliffs, Unit 2, Regarding Reactor Trip Due to Failure of Protective Relay Circuitry
Show incoming properties 
Category
Letter, Licensee Event Report (LER)  and Licensee Event Report
Accession number
ML101110061  +
Area
Switchyard +
CFR
10 CFR 50.73 +, 10 CFR 50.73#a2ivA +, 10 CFR 50.72#b2ivB +  and 10 CFR 50.72#b3ivA +
Docket
05000318  +  and 00318  +
ENS
ENS 45709 +
Equipment trip
Reactor Trip +  and Turbine Trip +
From
Calvert Cliffs +, Constellation +  and Trepanier T +
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>.
05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +, 05000318/LER-2010-001, Regarding Reactor Trip Due to Partial Loss of Offsite Power +...
Hours
4.62963e-5 d (0.00111 hours, 6.613757e-6 weeks, 1.522e-6 months)  +  and 2.314815e-5 d (5.555556e-4 hours, 3.306878e-6 weeks, 7.61e-7 months)  +
IEEE
IEEE 803 +
Issue date
April 15, 2010  +
LER
05000317/LER-2010-001, Regarding Reactor Trip Due to Water Intrusion Into Switchgear Protective Circuitry +
LER number
1  +
LER year
2,010  +
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>.
10:33:22, 14 January 2025  +
NRC form
NRC Form 366, Licensee Event Report +  and NRC Form 366A +
Page count
6  +
Power source
4kV +
Procedure
Emergency Operating Procedure +  and EOP-2 +
Project stage
Request  +
Reporting criterion
10 CFR 50.73(a)(2)(iv)(A), System Actuation +, 10 CFR 50.73(a)(2)(ii)(B), Unanalyzed Condition +, 10 CFR 50.73(a)(2)(v)(A), Loss of Safety Function - Shutdown the Reactor +, 10 CFR 50.73(a)(2)(v)(B), Loss of Safety Function - Remove Residual Heat +, 10 CFR 50.73(a)(2)(v), Loss of Safety Function +, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability +, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications +, 10 CFR 50.73(a)(2)(i) +, 10 CFR 50.73(a)(2)(x) +, 10 CFR 50.73(a)(2)(ii)(A), Seriously Degraded +, 10 CFR 50.73(a)(2)(iii) +, 10 CFR 50.73(a)(2)(i)(A), Completion of TS Shutdown +, 10 CFR 50.73(a)(2)(ix)(A), Prevented Safety Function in Multiple System +, 10 CFR 50.73(a)(2)(viii)(A) +  and 10 CFR 50.73(a)(2)(viii)(B) +
SSC
2CV-4019 +
Scram
Automatic Scram +
Site
Calvert Cliffs +
Start date
April 15, 2010  +
State
Maryland +  and Washington +
System
Steam Generator +, Reactor Coolant System +, Feedwater +, Emergency Diesel Generator +, Main Steam Isolation Valve +, Auxiliary Feedwater +, Main Turbine +, Moisture Separator Reheater +  and Main Steam +
Title
Regarding Reactor Trip Due to Partial Loss of Offsite Power  +
To
Document Control Desk +  and Office of Nuclear Reactor Regulation +
Topic
Water hammer +  and Loss of Offsite Power +
Turbine component
Turbine bypass valve +
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::3182010001R00.pdf  +  and http://pbadupws.nrc.gov/docs/ML1011/ML101110061.pdf  +
 
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