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ENS 44318
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Category
ENS Notification  and Power Reactor
CFR
10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation +  and 10 CFR 50.72(b)(3)(iv)(A), System Actuation +
Current power
0  +
Current reactor mode
Hot Standby +
Description
Loss of 1B Reactor Coolant Pump caused Rea … Loss of 1B Reactor Coolant Pump caused Reactor Trip from 100%. 50G (Overcurrent relays) were picked up on the Safety Breaker and the 6900V supply breaker. Automatic actuation of the motor driven (and turbine driven) Auxiliary Feed Pumps occurred as expected.</br>All control rods fully inserted on the reactor trip. The steam generators water level is being maintained by the AFW system. Decay heat is being removed to the main condenser via the turbine dump valves. RCS PORV lifted and reseated. The electrical plant is in a normal shutdown lineup and the EDGs are available. There is no affect on Unit 2 due to this event.</br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector.  +
Discovered date
21:32:00, 26 June 2008  +
ENS id number
44,318  +
Emergency class
Non Emergency +
Entered date
18:10:00, 26 June 2008  +
Equipment trip
Reactor Trip +
Event date
21:32:00, 26 June 2008  +
Event description
Loss of 1B Reactor Coolant Pump caused Rea … Loss of 1B Reactor Coolant Pump caused Reactor Trip from 100%. 50G (Overcurrent relays) were picked up on the Safety Breaker and the 6900V supply breaker. Automatic actuation of the motor driven (and turbine driven) Auxiliary Feed Pumps occurred as expected.</br>All control rods fully inserted on the reactor trip. The steam generators water level is being maintained by the AFW system. Decay heat is being removed to the main condenser via the turbine dump valves. RCS PORV lifted and reseated. The electrical plant is in a normal shutdown lineup and the EDGs are available. There is no affect on Unit 2 due to this event.</br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector.  +
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 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +, ENS 44318 +  and ENS 44318 +
Initial power
100  +
Initial reactor mode
Power Operation +
Last update date
00:00:00, 26 June 2008  +
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>.
02:14:08, 2 March 2018  +
NRC officer
Jeff Rotton +
Notification date
18:10:00, 26 June 2008  +
Originated by
Thad Reames +
Reactor critical
true  +
Reactor type
Westinghouse PWR 4-Loop +
Region
NRC Region 2 +
Reporting criterion
10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation +  and 10 CFR 50.72(b)(3)(iv)(A), System Actuation +
Reporting time
-0.14 d (-3.37 hours, -0.0201 weeks, -0.00462 months)  +
Site
McGuire +
Start date
21:32:00, 26 June 2008  +
State
North Carolina +
System
Steam Generator +, Main Condenser +  and Control Rod +
Title
Reactor Trip Due to Loss of 1B Reactor Coolant Pump  +
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/2008/20080627en.html#en44318  +
Unit
1  +
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