ML20055E821
| ML20055E821 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 06/28/1971 |
| From: | Morris P US ATOMIC ENERGY COMMISSION (AEC) |
| To: | Brian Lee COMMONWEALTH EDISON CO. |
| Shared Package | |
| ML20049A268 | List: |
| References | |
| FOIA-90-161 NUDOCS 9007120376 | |
| Download: ML20055E821 (1) | |
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UNITED OTATES ATOMIC ENERGY COMMISSION
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JUN 2 81971 Docket No. 50-249
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Commonwealth Edison Company ATTH:
Mr. Byron Lee, Jr.
Assistant to the President P. O. Box 767 Chicago, Illinois 60690 Centlement Amendment No. 1 to Facility Operating License No. DPR-25, issued March 2, 1971, authorized Commonwealth Edison Company to operate 7
the Dresden Nuclear Power Station Unit 3 facility at steady state power levels not in excess of 2527 megawatts (thermal), except that Commonwealth Edison was not permitted to. operate the facility at power levels in excess of five megawatts (thermal) until satis-factory completion of the modifications and final testing of the station output transformer, the auto-depressurization interlock, and the feedwater system..
The Commission has riou inspected the facility and has found that the modifications and final testing.of the station output trans-former, the auto-doressurization interlock, and the feedwater system have been satisfactorily completed.
Accordingly,. Common -
l wealth Edison Company is hereby; authorized to operate the Dresden l
Nuclear Power Static 1 Unit 3 facility at steady state power levels not to exceed 2527 t igawatts (thermal), in accordance with the pro-
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visions of the licer :e and the Technical Specifications.
On June 19, 1971, tha AEC adopted interim acceptance criteria for the performanco of cuergency core cooling systems (ECCS) in. light water nucicar power plants.
In accordance with Section IV C.1(2) of the policy statement you are required to submit an analysis of the performance of the ECCS presently installed in the Dresden Unit 3 plant using methods equivalent to the evaluation model in Appendix A, Part 2 of the policy statement as soon as practicable, but not later, than October 1, 1971, to confirm that the performance of the ECCS is in compliance with the criteria of Sections IV A and B of the state-ment.
The specific information that we need regarding the ECCS-analysis for Dresden Unit 3 will be indicated in a separate letter.
Sincerely, h[,
bw.i.,
Peter A. Morris, Director Division of Reactor Licensing cci ' Arthur C. Gehr, 3 squire Isham, Lincoln i Beale 9007120376 900612 l
CROUSE90-161 PDR
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