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05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module
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Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20236F977  +
Atomic Element
Helium +
CFR
10 CFR 50.73#a2iv +
Cross cutting aspect
H.2(i) +
Docket
05000267  +  and 00267  +
From
Xcel Energy +, Robert Williams +  and Joseph M +
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>.
05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +, 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +  and 05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +
Hours
0.0128 d (0.306 hours, 0.00182 weeks, 4.19311e-4 months)  +, 0.0134 d (0.321 hours, 0.00191 weeks, 4.394775e-4 months)  +  and 0.019 d (0.457 hours, 0.00272 weeks, 6.259225e-4 months)  +
Issue date
October 29, 1987  +
LER number
22  +
LER year
1,987  +
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>.
07:02:45, 3 December 2024  +
Page count
6  +
Procedure
AM +
Processing error"Processing error" is a predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> and represents errors that appeared in connection with improper value annotations or input processing.
05000267/LER-1987-022, :on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +
Project
TAC:69264 +
Project reference
TAC:69264 +
Project stage
Other  +
Reporting criterion
10 CFR 50.73(a)(2)(iv), System Actuation +
SR
SR-5.4.1 +  and SR-5.4.1.2.5 +
SSC
07-77-017 +
Site
Fort Saint Vrain +
Site license
Fort Saint Vrain +
Start date
October 29, 1987  +
State
Washington +
System
Steam Generator +  and Feedwater +
Title
:on 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module   +
Title:
On 870929,Loop I Shutdown Actuation Initiated by Plant Protective Sys (Pps).Caused by Failure of Logic Chip Z40 in PPS Module CS-1A1.Module Containing Failed Chip Replaced W/Operable Spare Module +
To
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM) +
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::2671987022R00.pdf  +  and http://pbadupws.nrc.gov/docs/ML2023/ML20236F977.pdf  +
 
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