ENS 40247: Difference between revisions

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| event date = 10/14/2003 23:55 EDT
| event date = 10/14/2003 23:55 EDT
| last update date = 10/15/2003
| last update date = 10/15/2003
| title = Automatic Reactor Trip Due To Low "B" Steam Generator Water Level.
| title = Automatic Reactor Trip Due to Low "B" Steam Generator Water Level.
| event text = Automatic Trip due to low (21%) B Steam Generator Level (all rods fully inserted into the core).
| event text = Automatic Trip due to low (21%) B Steam Generator Level (all rods fully inserted into the core).
While decreasing power for heater drain pump repairs, the B main feedwater regulating valve did not respond properly. Manual attempts to restore level were not effective.  Steam generator level decreased to the low level trip setpoint.
While decreasing power for heater drain pump repairs, the B main feedwater regulating valve did not respond properly. Manual attempts to restore level were not effective.  Steam generator level decreased to the low level trip setpoint.

Latest revision as of 21:24, 1 March 2018

ENS 40247 +/-
Where
Beaver Valley
Pennsylvania (NRC Region 1)
Reporting
10 CFR 50.72(b)(2)(iv)(B), RPS Actuation

10 CFR 50.72(b)(3)(iv)(A), System Actuation
LER: 05000412/LER-2003-003
Regarding Automatic Reactor Trip Due to Low Steam Generator Water Level
Time - Person (Reporting Time:+-1.98 h-0.0825 days <br />-0.0118 weeks <br />-0.00271 months <br />)
Opened: C. Mcfeaters
01:56 Oct 15, 2003
NRC Officer: John Mackinnon
Last Updated: Oct 15, 2003
40247 - NRC Website
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