ML032880457
| ML032880457 | |
| Person / Time | |
|---|---|
| Site: | Byron  |
| Issue date: | 10/03/2003 |
| From: | Kuczynski S Exelon Generation Co, Exelon Nuclear |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| LTR #:2003-0091 | |
| Download: ML032880457 (2) | |
Text
Exeln.m Exelon Generation Company, LLC www.exeloncorp.com Nuclear Byron StationNula 4450 North German Church Road Byron, IL 61010-9794 10 CFR 50 Appendix E October 3, 2003 LTR #:2003-0091 File: 1.10.0101 United States Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555-0001 Byron Station, Units 1 and 2 Facility Operating License Nos. NPF-37 and NPF-66 NRC Docket Nos. STN 50-454 and STN 50-455
Subject:
Notification of Pending Changes to the Emergency Response Data System In accordance with Subsection 3.b of 10 CFR 50 Appendix E Section VI, Emergency Response Data System,' Exelon Generation Company, LLC (EGC) is providing notification of pending changes to the Emergency Response Data System (ERDS) that could potentially affect ERDS transmission format or computer protocol. Currently, the ERDS program transmits data collected and formatted by the Point History program with data retrieved from the Station process computer. A revised ERDS interface will transmit data collected and formatted by Pi Data Historian. Pi Data Historian receives data from the Plant Process Computer. Data points transmitted by ERDS will remain as currently provided with the exception of:
Byron Unit I No Changes Byron Unit 2 AM013 will be replaced by AM012 AM015 will be replaced by AM014 Additionally, computer protocol has been upgraded to meet the requirements of NUREG 1394, Emergency Response Data System (ERDS) Implementation,Section I.B.1 Data Transmission.
The interface program has been tested in a computer laboratory. Live transmission testing with Scientech in Idaho is complete.
Consistent with Subsection 3.b of 10 CFR 50 Appendix E Section VI, implementation at Byron Station for Units and 2 is scheduled for after November 03, 2003.
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October 3, 2003 U.S. Nuclear Regulatory Commission Page 2 If you have any questions regarding this matter, please contact Mr. William Grundmann, Regulatory Assurance Mariager, at (815) 406-2800.
Respectfully, 5e
^7tto Stephen E. Kuczynski Site Vice President Byron Station SEKIDD/rah cc:
Regional Administrator - NRC Region III NRC Senior Resident Inspector - Byron Station Office of Nuclear Facility Safety - IEMA