ML20039C872
| ML20039C872 | |
| Person / Time | |
|---|---|
| Site: | Peach Bottom  |
| Issue date: | 12/07/1981 |
| From: | Stolz J Office of Nuclear Reactor Regulation |
| To: | Bauer E PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC |
| References | |
| NUDOCS 8112310038 | |
| Download: ML20039C872 (2) | |
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.s December 7,1981-0ISTRIBUTI0fi-Dockets Nos. 50-277 wnckat File]
RIngram and 50-278 NRC PDR Gray File ^
L PDR RPrevatte TERA JDenohue-2 NSIC
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Mr. Edward G. Bauer, Jr.
ORB #4 Rdg Vice President and General Counsel DEisenhut Philadelphia Electric Company OELD 2301 thrket Street IE-3 Philadelphia, Pennsylvania 19101 ACRS-10
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Dear ifr. Bauer:
MFairtile Your letter of June 16, 1981, in response to our request for additional information of May 15, 1981, provided information we needed to resolve the problem of adequacy of station electric distribution system voltages for Peach Bottom Units Nos. 2 and 3.
Our review of your submittal indicates that additional information is required, as described in the enclosure.
s lie request that the additional information be provided within 30 days of your receipt of this letter. Should you desire any elaboration of these information requests contact your Operating Reactor Project Manager.
~~
Sincerely, John F. Stolz, Chief Operating Reactors 3 ranch #4 Division of Licensing Enclo ure:
s Reque t for Additional s
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Eugene J. Bradley Philadelphia Electric Company Regional Radiation Representative Assistant General Counsel EPA Region III 2301 Market Street Curtis Building (Sixth Floor)
Philadelphia, Pennsylvania 19101 6th and Walnut Streets i
Philadelphia, Pennsylvania 19106 Troy B. Conner, Jr.
1747 Pennsylvania Avenue, N.W.
M. J. Cooney, Superintendent Washington, D. C.
20006 Generation Division - Nuclear Philadelphia Electric Company 2301 Market Street Philadelphia, Pennsylvania 19101 Government Publications Section Thomas A.' Demi.ng, Esq.
State Library of Pennsylvania Assistant Attorney General Education Building Department of Natural Resources Commonwealth and Walnut Streets Annapolis, Maryland 21401 Harrisburg, Pennsylvania 17126 Philadelphia Electric Company ATTN: Mr. W. T Ullrich Peach Bottom Atomic Power Station Mr. R. A. Heiss, Coordinator Delta, Pennsylvania 17314 Pennsylvania State Clearinghouse Governor's Office of State Planning Albert R. Steel, Chairman and Development Board of Supervisors P. O. Box 1323 Peach Bottom Tcwnship Harrisburg, Pennsylvania 17120 R. D. #1 Delta, Pennsylvania 17314 Curt Cowgill U.S. Nuclear Regulatory Commission Office of Inspection and Enforcement Peach Bottom Atomic Power Station I
P. O. Box 399 l
Delta, Pennsylvania 17314 l
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REQUEST FOR ADDITIONAL INFORMATION PEACH BOTTOM, UNITS 2 AND 3 ADEQUACY OF STATION ELECTRICAL DISTRIBUTION SYSTEM VOLTAGES 1.
Verify that the voltage transient caused by starting of the RHR motors will not prevent proper operation of other Class lE equipment connected to the distribution system, at all voltage levels of operation.
2.
Perform a voltage analysis to determine the transient effects, if any, on engineered safety features performance during start-up of a large, non-Class lE, motor.
3.
Submit results of voltage analysis verification tests in regard to questions 1 and 2.
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