ENS 44140
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ENS Event | |
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12:00 Apr 15, 2008 | |
Title | |
Event Description | Unit 2 HPCI (High Pressure Coolant Injection) System was declared inoperable due to discovery of a failed flow controller. The controller failure would prevent HPCI from achieving rated flow (safety function). Investigation into cause of failure and preparation for controller replacement are in progress. This event is being reported under 10CFR50.72(b)(3)(v)(B & D).
The licensee notified the NRC Resident Inspector. The licensee indicated the Isolation Condenser is operable. A 14 day LCO is in effect. |
Where | |
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Dresden ![]() Illinois (NRC Region 3) | |
Reporting | |
10 CFR 50.72(b)(3)(v)(B), Loss of Safety Function - Remove Residual Heat 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident | |
Time - Person (Reporting Time:+0.83 h0.0346 days <br />0.00494 weeks <br />0.00114 months <br />) | |
Opened: | Brian Pigg 12:50 Apr 15, 2008 |
NRC Officer: | John Knoke |
Last Updated: | Apr 15, 2008 |
44140 - NRC Website
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Unit 2 | |
---|---|
Reactor critical | Critical |
Scram | No |
Before | Power Operation (99 %) |
After | Power Operation (99 %) |
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