ML20138P687

Forwards Safety Evaluation Re Change 1 of Rev 5 to Operating Procedure OP 2347B on Operator Guidance for Protection of Class 1E Electric Sys Under Degraded Grid Conditions. Procedure Acceptable

ML20138P687
Person / Time
Site:	Millstone
Issue date:	10/28/1985
From:	Butcher E Office of Nuclear Reactor Regulation
To:	Opeka J NORTHEAST NUCLEAR ENERGY CO.
Shared Package
ML20138P689	List: ML20138P687 ML20138P695
References
TAC-51701, NUDOCS 8511070325
Download: ML20138P687 (2)

Text

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October 28, 1985 <f 1 DISTRIBUTION:

NRC PCR Local PDR Docket No. 50-336 ORB #3 Rdg 4- HThompson OELD EJordan Mr. John F. Opeka, Senior Vice President BGrimes Nuclear Engineering and Operations JPartlow Northeast Nuclear Energy Company D0sborne P. O. Box 270 PMKreutzer 2

Hartford, Connecticut 06141-0270 ACRS +10 Gray File

Dear Mr. Opeka:

j

SUBJECT:

DEGRADED GRID VOLTAGE PROCEDURE FOR MILLSTONE UNIT 2 1

We have completed our review of your revised Operating Procedure 0P 23478, i Revision 5, change 1, which provides operator guidance for the protection of class 1E electric systems under degraded grid voltage conditions without i a LOCA condition. Your October 16, 1985 letter contained this procedure.

We conclude as detailed in the enclosed Safety Evaluation that this procedure j is acceptable. ,

l Sincerely, l /s/ ,

Edward J. Butcher, Acting Chief Operating Reactors Branch #3 Division of Licensing

Enclosure:

As stated cc w/ enclosure

, See next page 1

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1 PDR ADOCM 05000336

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Mr. John F. Opeka Millstone Nuclear Power Station Northeast Nuclear Energy Company Unit No. 2 cc:

Gerald Garfield, Esq. Mr. Wayne D. Romberg Day, Berry & Howard Superintendent Counselors at Law Millstone Nuclear Power Station 1 City Place P. O. Box 128 Hartford, Connecticut 06103-3499 Waterford, Connecticut 06385 Regional Administrator, Region I Mr. Edward J. Mroczka U.S. Nuclear Regulatory Commission Vice President, Nuclear Operations Office of Executive Director for Northeast Nuclear Energy Company Operations P. O. Box 270 631 Park Avenue Hartford, Connecticut 06141-0270 King of Prussia, Pennsylvania 19406 Mr. Charles Brinkman, Manager ,

Washington Nuclear Operations C-E Power Systems Combustion Engineering Inc. -

. 7910 Woodmont Avenue '..

! Bethesda, Maryland 20814 Mr. Lawrence Bettencourt, First Selectman Town of Waterford Hall of Records - 200 Boston Post Road Waterford, Connecticut 06385 Northeast Utilities Service Company

. ATTN: Mr. Richard R. Lauderat, Manager I

Generation Facilities Licensing

_. Post Office Box 270 Hartford, Connecticut 06141-0270 Kevin McCarthy, Director Radiation Control Unit Department of Environmental Protection State Office Building i Hartford, Cornecticut 06106 ,-

Mr. John Shedlosky -

Resident Inspector / Millstone Box 811 l

Niantic, Connecticut 06357 Office of Policy & Management ATTN: Under Secretary Energy .

Division 80 Washington Street Hartford, Connecticut 06106

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