ENS 52001: Difference between revisions
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| event date = 04/14/2016 14:06 EDT | | event date = 04/14/2016 14:06 EDT | ||
| last update date = 06/13/2016 | | last update date = 06/13/2016 | ||
| title = 60-Day Optional Telephonic Notification | | title = 60-Day Optional Telephonic Notification for an Invalid Containment Vent Isolation Actuation | ||
| event text = This 60-day telephone notification is being submitted in accordance with paragraphs 10 CFR 50.73(a)(1) and 50.73(a)(2)(iv)(A) to report an invalid Containment Vent Isolation (CVI) actuation at Watts Bar Nuclear Plant (WBN) Unit 2. | | event text = This 60-day telephone notification is being submitted in accordance with paragraphs 10 CFR 50.73(a)(1) and 50.73(a)(2)(iv)(A) to report an invalid Containment Vent Isolation (CVI) actuation at Watts Bar Nuclear Plant (WBN) Unit 2. | ||
On April 14, 2016 at 1344 Eastern Daylight Times (EDT), Unit 2 technicians performing calibration checks on the Auxiliary Building general supply fan, connected test equipment to the wrong intake temperature switch, causing an invalid train B auxiliary building isolation (ABI) signal in both Unit 1 and Unit 2. | On April 14, 2016 at 1344 Eastern Daylight Times (EDT), Unit 2 technicians performing calibration checks on the Auxiliary Building general supply fan, connected test equipment to the wrong intake temperature switch, causing an invalid train B auxiliary building isolation (ABI) signal in both Unit 1 and Unit 2. | ||
Latest revision as of 21:44, 1 March 2018
| Where | |
|---|---|
Watts Bar  Tennessee (NRC Region 2) | |
| Reporting | |
| 10 CFR 50.73(a)(1), Submit an LER, Invalid Actuation | |
| Time - Person (Reporting Time:+1430.57 h59.607 days <br />8.515 weeks <br />1.96 months <br />) | |
| Opened: | David Allen 08:40 Jun 13, 2016 |
| NRC Officer: | Donald Norwood |
| Last Updated: | Jun 13, 2016 |
| 52001 - NRC Website
| |