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05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close
Show incoming properties 
Category
Licensee Event Report, Letter  and Licensee Event Report (LER)
Accession number
ML023600292  +
BYRON
BYRON 2002-0134 +
CFR
10 CFR 50.73#a2iv +
Correspondence
BYRON 2002-0134 +
Docket
00454  +  and 05000454  +
Equipment trip
Reactor Trip +
From
Lopriore R +  and Exelon +
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>.
05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +, 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +  and 05000454/LER-2002-003, Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close +
Hours
0.0141 d (0.338 hours, 0.00201 weeks, 4.630685e-4 months)  +, 0.0144 d (0.346 hours, 0.00206 weeks, 4.744835e-4 months)  +, 0.0166 d (0.398 hours, 0.00237 weeks, 5.44876e-4 months)  +  and 0.0156 d (0.374 hours, 0.00223 weeks, 5.125335e-4 months)  +
Issue date
December 13, 2002  +
LER number
3  +
LER year
2,002  +
Manufacturer
Westinghouse +
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>.
18:33:13, 16 January 2025  +
NRC form
NRC Form 366A +
Page count
6  +
Project stage
Request  +
Reporting criterion
10 CFR 50.73(a)(2)(iv), System Actuation +
Scram
Automatic Scram +
Site
Byron +
Site license
Byron +
Start date
December 13, 2002  +
State
Washington +
System
Steam Generator +, Reactor Coolant System +, Auxiliary Feedwater +, Main Turbine +, Electrohydraulic Control +  and Main Steam +
Title
Two Automatic Reactor Trips Due to Reactor Coolant Overtemperature Conditions Caused by Digital Electrohydraulic Control System Circuit Card Failure Causing the Turbine Governor Valves to Close  +
To
Document Control Desk +  and Office of Nuclear Reactor Regulation +
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::4542002003R00.pdf  +  and http://pbadupws.nrc.gov/docs/ML0236/ML023600292.pdf  +
 
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