ENS 49455: Difference between revisions
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| event date = 10/19/2013 17:05 CDT | | event date = 10/19/2013 17:05 CDT | ||
| last update date = 10/19/2013 | | last update date = 10/19/2013 | ||
| title = Partial Loss | | title = Partial Loss of Offsite Communications Due to a Blown Fuse | ||
| event text = On 10/19/2013 at 1705 CDT, Browns Ferry Nuclear Plant (BFN) experienced a partial loss of offsite communications, which included the NRC Emergency Notification System, the Emergency Plan Paging System and normal phone communication to offsite. Main control room indications and assessment capability were not affected. The Nextel cellular phone system and the satellite phones in the control rooms were unaffected. The plant radio system was also unaffected. The Emergency Response Data System is currently out of service due to planned maintenance on the associated offsite power supply. Operation of BFN Unit 1, Unit 2, and Unit 3 was not affected by the event. | | event text = On 10/19/2013 at 1705 CDT, Browns Ferry Nuclear Plant (BFN) experienced a partial loss of offsite communications, which included the NRC Emergency Notification System, the Emergency Plan Paging System and normal phone communication to offsite. Main control room indications and assessment capability were not affected. The Nextel cellular phone system and the satellite phones in the control rooms were unaffected. The plant radio system was also unaffected. The Emergency Response Data System is currently out of service due to planned maintenance on the associated offsite power supply. Operation of BFN Unit 1, Unit 2, and Unit 3 was not affected by the event. | ||
The BFN facilities personnel found a blown fuse in one of the temporary Diesel Generators (DGs) supplying the node associated with the outside phone communications. The fuse was replaced and the DG has been in-service with no issues. Normal communications and access have been restored. | The BFN facilities personnel found a blown fuse in one of the temporary Diesel Generators (DGs) supplying the node associated with the outside phone communications. The fuse was replaced and the DG has been in-service with no issues. Normal communications and access have been restored. | ||
Latest revision as of 21:52, 1 March 2018
| Where | |
|---|---|
Browns Ferry  Alabama (NRC Region 2) | |
| Reporting | |
| 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness | |
| Time - Person (Reporting Time:+0.92 h0.0383 days <br />0.00548 weeks <br />0.00126 months <br />) | |
| Opened: | Mark Moebes 23:00 Oct 19, 2013 |
| NRC Officer: | Dong Park |
| Last Updated: | Oct 19, 2013 |
| 49455 - NRC Website
| |