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05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced
Show incoming properties 
Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20072T906  +
CFR
10 CFR 50.73#a2iv +, 10 CFR 50.73#a2i +  and 10 CFR 50.72#b2ii +
Docket
05000456  +  and 00456  +
Equipment trip
Reactor Trip +  and Turbine Trip +
From
Exelon +, Olson M +  and Kofron K +
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>.
05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +, 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +  and 05000456/LER-1994-012-03, :on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +
Issue date
September 9, 1994  +
LER number
12  +
LER year
1,994  +
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>.
09:16:15, 15 December 2024  +
NRC form
NRC Form 366A +, NRC Form 366, Licensee Event Report +  and NRC Form 3MA +
Page count
7  +
Reporting criterion
10 CFR 50.73(a)(2)(iv), System Actuation +, 10 CFR 50.73(a)(2)(i) +, 10 CFR 50.73(a)(2)(x) +, 10 CFR 50.73(a)(2) +, 10 CFR 50.73(a)(2)(viii)(B) +  and 10 CFR 50.73(a)(2)(1) +
Scram
Automatic Scram +
Site
Braidwood +
Start date
September 9, 1994  +
State
Illinois +  and Washington +
System
Steam Generator +, Feedwater +, Main Steam Isolation Valve +, Main Turbine +, Main Steam Safety Valve +, Main Steam Line +  and Main Steam +
Test
Bench test +
Title
:on 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced   +
Title:
On 940811,experienced Inadvertent Main Steam Line Isolation at Power Due to Equipment Failure.Failed A516 Ssps Safeguards Output Driver Circuit Board & A315 Universal Logic Circuit Board Replaced +
To
Office of Information Resources Management +
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::4561994012R03.pdf  +  and http://pbadupws.nrc.gov/docs/ML2007/ML20072T906.pdf  +
 
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