ML17173A981
| ML17173A981 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 07/16/1979 |
| From: | Janecek R COMMONWEALTH EDISON CO. |
| To: | Eisenhut D Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML17173A982 | List: |
| References | |
| NUDOCS 7907190563 | |
| Download: ML17173A981 (2) | |
Text
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Commonwe dison One First Nationa za, Chicago, Illinois
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Address Reply to: Post Office Box 767 Chicago, Illinois 60690 July 16, 1979 Mr. Darrell G. Eisenhut, Acting Director Division of Operating Reactors U.S. Nuclear Regulatory Commission Washington, D.C.
20555
Subject:
Dresden Station Unit 2 Systematic Evaluation Program Seismic Review NRC Docket No. 50-237
Dear Mr. Eisenhut:
The following is provided in response to the request for information in Enclosure 1 to Reference (a).
Item 1 Description and drawings from GEI-92807 for the Dresden 2 type control rod drive hydraulic control units and from GEK-39469B for the 7618500 hydraulic control units are enclosed to demonstrate the similarity of the units.
Item 2 The Dresden 2 A.C. motor control centers have been confirmed to be G~E. 7700 line.
- The A.C. ;motor control center specification and a G~neral Electric drawing for MCC 25-1 are attached.
To date, Cu"tler-Hammer has been unable to supply any information on the Dresden*2 D.C. motor control centers to verify similarity.
The D.C. motor control center specification, cutler-Hammer's proposal, Cutler-Hammer drawings 94D9801ED745 Sheets 1 through 12, and four Cutler-Hammer instruction sheets are attached.
7907190505 I/OJ. f
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No. 50-237 Mr.
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Please. address ~any questions you may have concerning thii matter to this:bffice~
attac.hrnents Very truly yours,
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- Robert F. Janecek.*.
Nuclear.~ Licensing Administrator Boilirig*water Reactors
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