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05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator
Show incoming properties 
Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20076E776  +
Docket
05000318  +  and 00318  +
From
Exelon +, Russell L +, Lagiewski J +  and Hinkle L +
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-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +, 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +  and 05000318/LER-1981-050-03, Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator +
Issue date
May 12, 1983  +
LER number
50  +
LER year
1,981  +
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>.
12:45:20, 26 May 2025  +
NRC form
NRC Form D6 +
Page count
2  +
SSC
0l-lO +
Site
Calvert Cliffs +
Start date
May 12, 1983  +
State
Maryland +
System
Steam Generator +
TS
TS-6.9 +
Title
Reactor Protective Sys Channel B Thermal Margin/Low Pressure Trip Unit Bypassed for Maint After Receiving Spurious Asymmetric Steam Generator Trips.Caused by Failed Signal Isolator  +
To
Allan J +  and NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) +
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::3181981050R03.pdf  +  and http://pbadupws.nrc.gov/docs/ML2007/ML20076E776.pdf  +
 
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