ENS 52133

v t e ENS Event
03:57 Jul 29, 2016
Title	Temporary Loss of Power to the Emergency Condenser
Event Description	On 7/28/2016 at 2357 EDT, Nine Mile Point Nuclear Station Unit 1 experienced a fault in the in-service 11 RPS UPS [Reactor Protective System Ultimate Power Supply], resulting in an isolation of both emergency condensers. Emergency condenser 12 was returned to standby on 7/29/2016 at 0041 EDT and emergency condenser 11 was returned to standby on 7/29/2016 at 0045 EDT. This 8-hour non-emergency report is being made based upon requirements of 10CFR50.72(b)(3)(v)(B) which states, 'Licensee shall notify the NRC of any event or condition that at the time of discovery could have prevented the fulfillment of the safety function of structures or systems that are needed to: (B) Remove residual heat.' The state of New York and the NRC Senior Resident Inspector were informed.

ENS 52133 +/-
Where
Nine Mile Point New York (NRC Region 1)
Reporting

10 CFR 50.72(b)(3)(v)(B), Loss of Safety Function - Remove Residual Heat
LER:	05000220/LER-2016-002
Time - Person (Reporting Time:+2.9 h0.121 days <br />0.0173 weeks <br />0.00397 months <br />)
Opened:	Don Crisp 06:51 Jul 29, 2016
NRC Officer:	Mark Abramovitz
Last Updated:	Jul 29, 2016
52133 - NRC Website
v • d • e

v t e Emergency Notification System
Nine Mile Point with 10 CFR 50.72(b)(3)(v)(B), Loss of Safety Function - Remove Residual Heat
WEEKMONTHYEAR2021-09-25T07:42:00 [Table view]
[ENS list for Nine Mile Point]

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