ENS 40468: Difference between revisions
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| event date = 01/23/2004 12:20 CST | | event date = 01/23/2004 12:20 CST | ||
| last update date = 01/23/2004 | | last update date = 01/23/2004 | ||
| title = Plant Shutdown Required | | title = Plant Shutdown Required by Technical Specifications | ||
| event text = Dresden Unit 2 is performing a Technical Specification required shutdown due to the loss of the [120 VAC] Essential Service Bus normal electrical feed. This is reportable per 10CFR 50.72(b)(2)(i), SAF 1.2 "Plant Shutdown Required by Technical Specification". The loss of the feed occurred at 02:10 [CST] on 01/23/04 and power swapped to the backup feed. Technical Specification 3.8.7. A. was entered and repairs began on the uninterruptible power supply. Repairs were unsuccessful and Unit 2 shut down began at 12:20 [CST] with unit required to be hot shutdown by 22:10 [CST] 01/23/04 and cold shutdown by 22:10 [CST] 01/24/04. Repairs will continue in parallel will unit shutdown. | | event text = Dresden Unit 2 is performing a Technical Specification required shutdown due to the loss of the [120 VAC] Essential Service Bus normal electrical feed. This is reportable per 10CFR 50.72(b)(2)(i), SAF 1.2 "Plant Shutdown Required by Technical Specification". The loss of the feed occurred at 02:10 [CST] on 01/23/04 and power swapped to the backup feed. Technical Specification 3.8.7. A. was entered and repairs began on the uninterruptible power supply. Repairs were unsuccessful and Unit 2 shut down began at 12:20 [CST] with unit required to be hot shutdown by 22:10 [CST] 01/23/04 and cold shutdown by 22:10 [CST] 01/24/04. Repairs will continue in parallel will unit shutdown. | ||
The licensee notified the NRC Resident Inspector. | The licensee notified the NRC Resident Inspector. | ||
Latest revision as of 21:24, 1 March 2018
| Where | |
|---|---|
Dresden  Illinois (NRC Region 3) | |
| Reporting | |
| 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown | |
| Time - Person (Reporting Time:+-4.45 h-0.185 days <br />-0.0265 weeks <br />-0.0061 months <br />) | |
| Opened: | Glen Morrow 13:53 Jan 23, 2004 |
| NRC Officer: | Mike Ripley |
| Last Updated: | Jan 23, 2004 |
| 40468 - NRC Website
| |