ML20034E388

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Forwards Rev 0 to Calculation EGE-00001 & Rev 0 to Calculation EGP-00110-00,per Request for Info in Support of 920929 Proposed Changes to TS Table 3.5-1,Item 8b Re 480 Volt Bus Degraded Voltage Setpoints
ML20034E388
Person / Time
Site: Indian Point Entergy icon.png
Issue date: 02/19/1993
From: Bram S
CONSOLIDATED EDISON CO. OF NEW YORK, INC.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20034E389 List:
References
NUDOCS 9302260077
Download: ML20034E388 (2)


Text

I Stephen D, Cram vee Presosrw I

l Consolidated Edison Company of New York, Inc.

February 19, 1993 Indian Point Station Broadway & Bleakley Avenue Re:

Indian Point Unit No. 2 Buchanan, NY 10511 Teiephone (914) 737-8116 Docket No. 50-247 l

Document Control Desk US Nuclear Regulatory Commission Mail Station P1-137 Washington, DC 20555

SUBJECT:

Supplementary Information in Support of Proposed Changes to Technical Specifications to change a 1

l Setting Limit 1

i By letter dated September 29, 1992, we submitted proposed technical specifications regarding 480 Volt Bus degraded voltage setpoints (Table 3.5-1, Item No. 8b).

Pursuant to your

request, attached are supporting calculations for this technical specification change.

j

! provides a calculation which establishes the I

minimum voltage requirements for the 480 volt motors.

l Attachment 2

provides a

summary of degraded voltage l

calculations.

Should you have any questions regarding this matter, please contact Mr. Charles W.

Jackson, Manager, Nuclear Safety and Licensing.

Very truly yours, h

NM

/ f cc:

Mr. Thomas T. Martin

[

l Regional Administrator - Region I US Nuclear Regulatory Commission 475 Allendale Road King of Prussia, PA 19406 Mr. Francis J. Williams, Jr.,

Project Manager Project Directorate I-l Division of Reactor Projects I/II US Nuclear Regulatory Commission Mail Stop 14B-2 Washington, DC 20555 Senior Resident Inspector US Nuclear Regulatory Commission PO Box 38 Buchanan, NY 10511 l

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9302260077 930219 l

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