ENS 49300: Difference between revisions
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| event date = 08/22/2013 16:26 EDT | | event date = 08/22/2013 16:26 EDT | ||
| last update date = 08/22/2013 | | last update date = 08/22/2013 | ||
| title = Unit 1 Commenced | | title = Unit 1 Commenced a Ts Required Shutdown Due to Unidentified Rcs Leakage > 1 Gpm | ||
| event text = Salem Unit 1 has initiated a unit shutdown in accordance with TS (Technical Specification) Action Statement 3.4.6.2(b) for unidentified leakage greater than 1 gpm [gallon per minute] (Entered on 8/22/13 at 1029 EDT). TS 3.4.6.2 Action Statement (b) requires a reduction of leakage rate to within limits within 4 hrs. or be in at least Hot Standby within the following 6 hours. Initial investigation has indicated that the leakage source is from packing on Pressurizer Spray Valve 1PS1 located in the RCS [Reactor Coolant System] Pressurizer shroud area inside Containment. Unidentified leakage is currently indicating 4 gpm. NRC Resident [Inspector] has been notified. Manual isolation is in progress. | | event text = Salem Unit 1 has initiated a unit shutdown in accordance with TS (Technical Specification) Action Statement 3.4.6.2(b) for unidentified leakage greater than 1 gpm [gallon per minute] (Entered on 8/22/13 at 1029 EDT). TS 3.4.6.2 Action Statement (b) requires a reduction of leakage rate to within limits within 4 hrs. or be in at least Hot Standby within the following 6 hours. Initial investigation has indicated that the leakage source is from packing on Pressurizer Spray Valve 1PS1 located in the RCS [Reactor Coolant System] Pressurizer shroud area inside Containment. Unidentified leakage is currently indicating 4 gpm. NRC Resident [Inspector] has been notified. Manual isolation is in progress. | ||
Additionally, TS Action Statement 3.6.1.4 Primary Containment Internal Pressure was entered at 1510 [EDT] for exceeding 0.3 psig. Action requires restoration of containment pressure to within specification in 1 hour or be in hot standby within the next 6 hours. Containment pressure was restored to less than 0.3 psig at 1647 [EDT] and TS 3.6.1.4 was exited. Peak containment pressure reached [was] 0.33 psig. | Additionally, TS Action Statement 3.6.1.4 Primary Containment Internal Pressure was entered at 1510 [EDT] for exceeding 0.3 psig. Action requires restoration of containment pressure to within specification in 1 hour or be in hot standby within the next 6 hours. Containment pressure was restored to less than 0.3 psig at 1647 [EDT] and TS 3.6.1.4 was exited. Peak containment pressure reached [was] 0.33 psig. | ||
Latest revision as of 21:00, 1 March 2018
| Where | |
|---|---|
Salem  New Jersey (NRC Region 1) | |
| Reporting | |
| 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown | |
| Time - Person (Reporting Time:+-3.3 h-0.138 days <br />-0.0196 weeks <br />-0.00452 months <br />) | |
| Opened: | Matt Mog 17:08 Aug 22, 2013 |
| NRC Officer: | Steve Sandin |
| Last Updated: | Aug 22, 2013 |
| 49300 - NRC Website
| |