ENS 52601: Difference between revisions
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StriderTol (talk | contribs) (Created page by program invented by Mark Hawes) |
StriderTol (talk | contribs) (Created page by program invented by StriderTol) |
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| event date = 03/09/2017 03:19 CST | | event date = 03/09/2017 03:19 CST | ||
| last update date = 03/09/2017 | | last update date = 03/09/2017 | ||
| title = Unanalyzed Condition Due | | title = Unanalyzed Condition Due to Relay Failure | ||
| event text = On March 7, 2017, Division 2 Residual Heat Removal (RHR) system was inoperable due to a scheduled maintenance system outage window. At 2258 [CST], Operations identified a Division 1 Unit Substation Switchgear relay was cycling, which is part of the Division 1 AC Power system. The specific relay could not be identified at the time. Division 1 AC Power systems were protected. | | event text = On March 7, 2017, Division 2 Residual Heat Removal (RHR) system was inoperable due to a scheduled maintenance system outage window. At 2258 [CST], Operations identified a Division 1 Unit Substation Switchgear relay was cycling, which is part of the Division 1 AC Power system. The specific relay could not be identified at the time. Division 1 AC Power systems were protected. | ||
On March 8, 2017 at 1830 hours, Division 2 RHR was restored to operable status. | On March 8, 2017 at 1830 hours, Division 2 RHR was restored to operable status. | ||
Latest revision as of 21:43, 1 March 2018
| Where | |
|---|---|
Clinton  Illinois (NRC Region 3) | |
| Reporting | |
| 10 CFR 50.72(b)(3)(ii)(B), Unanalyzed Condition | |
| Time - Person (Reporting Time:+1.63 h0.0679 days <br />0.0097 weeks <br />0.00223 months <br />) | |
| Opened: | Luke Echols 10:57 Mar 9, 2017 |
| NRC Officer: | Bethany Cecere |
| Last Updated: | Mar 9, 2017 |
| 52601 - NRC Website
| |