ML20101F274
| ML20101F274 | |
| Person / Time | |
|---|---|
| Site: | Callaway  |
| Issue date: | 06/16/1992 |
| From: | Schnell D UNION ELECTRIC CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| ULNRC-2651, NUDOCS 9206240357 | |
| Download: ML20101F274 (2) | |
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""'"""c" Etucriticaune 1c, 1992 S
U.S. Nuclear Regulatory Commission Attn: Document Control Desk Mail Station P1-137 Washington, D.C.
20555 ULNRC-2651 Gentlemen:
CALLAWAY PLANT DOCKET NUMBER 50-483 REVISION TO TECHNICAL SPECIFICATION TABLE 3.7-4 ELECTRICAL PENETRATION ROOM MAXIMUM TEMPERATURE
Reference:
ULNRC-2529 dated December 6, 1991 This letter provides supplemental information in support of the subject technical specification request as discussed with the Callaway Project Manager on June 16, 1992.
The Safety Evaluation which was transmitted as of the referenced letter discussed on page 2, paragraph 2 that "the qualified life of affected componentt, will be re-evaluated based on 106 F continuous temperature".
There are six transmitters which were re-evaluated due to the proposed 2 F temperature increase (from 104 F to 106*F).
The increase in temperature resu1*-1 in a decrease of 11 months in the qualified life for
.se transmitters.
The Callaway EQ Program will be updated with this information upon approval of the subject technical specification request.
If you have any questions concerning this l
information, please contact us.
1 i
Very truly yours, g
Donald F.
Schnell d
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9206240357 920616 PDR ADOCK 05000483 p
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STATE OF MISSOURI )
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Donald F.
Schnell, of lawful age, being first duly sworn upon oath says that he is Senior Vice President-Nuclear and an officer of Union Electric Company; that he has read the foregoing document and knows the content thereof; that he has executed the same for and on behalf of said company with full power and authority to do so; and that the facts therein stated are true and correct to the best of his knowledge, ir. formation and belief.
O By Bjjd
&H D6nald F.
Schnell Senior Vice President Nuclear SUBSCRIBED and sworn to before me this /[
-day r.f _ Q/u c 1992.
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T. A.
Baxter, Esq.
Shaw, Pittman, Potts & Trowbridge 2300 N. Street, N.W.
Washington, D.C.
20037 Dr. J.
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Cermak CFA, Inc.
18225-A Flower Hill Way Gaithersburg, MD 20879-5334 R.
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Knop Chief, Reactor Project Branch 1 U.S. Nuclear Regulatory Commission Region III 799 Roosevelt Road Glen Ellyn, Illinois 60137
-Bruce Bartlett Callaway Resident Office U.S. Nuclear Regulatory Commission RR#1 Steedman, Missouri 65077 L. R. Wharton (2)-
Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission 1 White Flint, North, Mail Stop 13E21 11555 Rockville Pike Rockville, MD 20852 Manager, Electric Department Missouri Public Service Commission P.O.
Box 360 Jefferson City, MO 65102 Ron Kucera Department of Natural Resources P.O.
Box 176 Jefferson City, MO 65102 l
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