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ENS 52962
Show incoming properties
Category
ENS Notification  and Power Reactor
CFR
10 CFR 50.72(b)(3)(iv)(A), System Actuation +  and 10 CFR 50.72#b3ivA +
Current power
100  +
Current reactor mode
Power Operation +
Description
This event is being reported in accordance … This event is being reported in accordance with 10 CFR 50.72(b)(3)(iv)(A) as an event that resulted in a valid actuation of the Emergency Diesel Generator.</br>On September 11, 2017 at 1648 (EDT) the 'A' Emergency Diesel Generator (EDG) started on the low voltage signal from Bus 1DA as a result of a 115KV grid perturbation. All emergency buses remained energized from offsite power. The EDG did not tie to the 1DA bus because the offsite power voltage recovered within the designed recovery time limit. The diesel generator has been secured, reset and is ready to auto start. </br>The NRC Senior Resident Inspector has been notified.nior Resident Inspector has been notified.  +
Discovered date
20:48:00, 11 September 2017  +
ENS id number
52,962  +
Emergency class
Non Emergency +
Entered date
21:48:00, 11 September 2017  +
Event date
20:48:00, 11 September 2017  +
Event description
This event is being reported in accordance … This event is being reported in accordance with 10 CFR 50.72(b)(3)(iv)(A) as an event that resulted in a valid actuation of the Emergency Diesel Generator.</br>On September 11, 2017 at 1648 (EDT) the 'A' Emergency Diesel Generator (EDG) started on the low voltage signal from Bus 1DA as a result of a 115KV grid perturbation. All emergency buses remained energized from offsite power. The EDG did not tie to the 1DA bus because the offsite power voltage recovered within the designed recovery time limit. The diesel generator has been secured, reset and is ready to auto start. </br>The NRC Senior Resident Inspector has been notified.nior Resident Inspector has been notified.  +
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>.
ENS 52962 +, ENS 52962 +, ENS 52962 +, ENS 52962 +, ENS 52962 +, ENS 52962 +, ENS 52962 +, ENS 52962 +, ENS 52962 +, ENS 52962 +, ENS 52962 +, ENS 52962 +, ENS 52962 +  and ENS 52962 +
Initial power
100  +
Initial reactor mode
Power Operation +
Last update date
00:00:00, 11 September 2017  +
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>.
01:41:59, 2 March 2018  +
NRC officer
Bethany Cecere +
Notification date
21:48:00, 11 September 2017  +
Originated by
Bruce Bennett +
Power source
115KV +
Reactor critical
true  +
Reactor scram
false  +
Reactor type
Westinghouse PWR 3-Loop +
Region
NRC Region 2 +
Reporting criterion
10 CFR 50.72(b)(3)(iv)(A), System Actuation +
Reporting time
0.0417 d (1 hours, 0.00595 weeks, 0.00137 months)  +
Site
Summer +
Start date
20:48:00, 11 September 2017  +
State
South Carolina +
System
Emergency Diesel Generator +
Title
Emergency Diesel Generator Actuation on Low Voltage  +
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.
http://www.nrc.gov/reading-rm/doc-collections/event-status/event/2017/20170912en.html#en52962  +
Unit
1  +
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