ENS 50089: Difference between revisions
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| event date = 03/09/2014 16:13 EST | | event date = 03/09/2014 16:13 EST | ||
| last update date = 05/06/2014 | | last update date = 05/06/2014 | ||
| title = 60-Day Optional Telephonic Notification | | title = 60-Day Optional Telephonic Notification for an Invalid Actuation of an Emergency Service Water System | ||
| event text = This 60-day report, as allowed by 10CFR 50.73(a)(1), is being made pursuant to 10CFR 50.73(a)(2)(iv)(A) to describe an unplanned, invalid actuation of an emergency service water system. | | event text = This 60-day report, as allowed by 10CFR 50.73(a)(1), is being made pursuant to 10CFR 50.73(a)(2)(iv)(A) to describe an unplanned, invalid actuation of an emergency service water system. | ||
On 3/9/14, at approximately 1536 EST, the E2 Emergency Diesel Generator (EDG) was started for a post maintenance operability test. The 'A' safety-related Emergency Service Water (ESW) pump was being used to provide cooling to the EDG. At approximately 1613 EST and 1622 EST, unexpected automatic starts of the 'B' ESW pump and the non-safety related single train Emergency Cooling Water (ECW) pump occurred. The EDG run was terminated at 1622 EST to investigate the cause of the unexpected starts. | On 3/9/14, at approximately 1536 EST, the E2 Emergency Diesel Generator (EDG) was started for a post maintenance operability test. The 'A' safety-related Emergency Service Water (ESW) pump was being used to provide cooling to the EDG. At approximately 1613 EST and 1622 EST, unexpected automatic starts of the 'B' ESW pump and the non-safety related single train Emergency Cooling Water (ECW) pump occurred. The EDG run was terminated at 1622 EST to investigate the cause of the unexpected starts. | ||
Latest revision as of 21:50, 1 March 2018
| Where | |
|---|---|
Peach Bottom  Pennsylvania (NRC Region 1) | |
| Reporting | |
| 10 CFR 50.73(a)(1), Submit an LER, Invalid Actuation | |
| Time - Person (Reporting Time:+1383.62 h57.651 days <br />8.236 weeks <br />1.895 months <br />) | |
| Opened: | Dan Dullum 12:50 May 6, 2014 |
| NRC Officer: | Donald Norwood |
| Last Updated: | May 6, 2014 |
| 50089 - NRC Website
| |