ENS 48449: Difference between revisions
Jump to navigation
Jump to search
StriderTol (talk | contribs) (Created page by program invented by Mark Hawes) |
StriderTol (talk | contribs) (Created page by program invented by StriderTol) |
||
| Line 16: | Line 16: | ||
| event date = 10/28/2012 10:08 EDT | | event date = 10/28/2012 10:08 EDT | ||
| last update date = 10/28/2012 | | last update date = 10/28/2012 | ||
| title = Equipment Failure Affecting Spds | | title = Equipment Failure Affecting Spds and Erds | ||
| event text = At approximately 1008 EDT on October 28th, 2012, a failure between the Plant Computer and the MMI (Man Machine Interface) occurred. The cause is due to a failure of the data diode. The Plant Computer is still working however the MMI is not, therefore Safety Parameter Display System (SPDS) outside of the Control Room and the Emergency Response Data System (ERDS) is unavailable. | | event text = At approximately 1008 EDT on October 28th, 2012, a failure between the Plant Computer and the MMI (Man Machine Interface) occurred. The cause is due to a failure of the data diode. The Plant Computer is still working however the MMI is not, therefore Safety Parameter Display System (SPDS) outside of the Control Room and the Emergency Response Data System (ERDS) is unavailable. | ||
In the event of an emergency, plant parameter data will be communicated to the facilities through the status board ring down circuit with back-up by the Private Branch Exchange (PBX), Off Premise Exchange (OPX), and various redundant intra-facility circuits throughout the emergency facilities. The dose assessment function is maintained during this out of service time period by manual input of data into the Meteorological Information and Dose Assessment System (MIDAS). The ability to open and maintain an 'open line' using the Emergency | In the event of an emergency, plant parameter data will be communicated to the facilities through the status board ring down circuit with back-up by the Private Branch Exchange (PBX), Off Premise Exchange (OPX), and various redundant intra-facility circuits throughout the emergency facilities. The dose assessment function is maintained during this out of service time period by manual input of data into the Meteorological Information and Dose Assessment System (MIDAS). The ability to open and maintain an 'open line' using the Emergency | ||
Latest revision as of 22:02, 1 March 2018
| Where | |
|---|---|
Perry  Ohio (NRC Region 3) | |
| Reporting | |
| 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness | |
| Time - Person (Reporting Time:+2.32 h0.0967 days <br />0.0138 weeks <br />0.00318 months <br />) | |
| Opened: | Jim Pry 16:27 Oct 28, 2012 |
| NRC Officer: | Dong Park |
| Last Updated: | Oct 28, 2012 |
| 48449 - NRC Website
| |