ML17244A872

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Explains Reasons for Requesting That Portions of Info Supplied in Response to NRC Undervoltage Protection Questions Be Withheld from Disclosure (Ref 10CFR2.790).Matl Contains Confidential Trade Secrets & Commercial Info
ML17244A872
Person / Time
Site: Ginna Constellation icon.png
Issue date: 09/27/1979
From: White L
ROCHESTER GAS & ELECTRIC CORP.
To: Ziemann D
Office of Nuclear Reactor Regulation
References
TASK-08-01.A, TASK-RR NUDOCS 7910040312
Download: ML17244A872 (4)


Text

REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)

ACCEBBION NBR: 79I0040312 IC.'ATE:

79/09/27 NOTARI+:

ARE t/A~DOCKET 0 FACIL: 50-244 Robert Emmet -Canna Nuclear PlantA Unit ii Kochester G

05000244 AUTH. NAME AUTHOR AFFILIATION NHITEiL.D.

Rochester Gas

& Electric Corp.

RECIP. NAME RECIPIENT AFFILIATION 2 IEMANNtD. L.

Operating Reactors Branch 2

SUBJECT:

Explains reasons for requesting that portions of info supplied in response to NRC to undervoltage protection questions be [withheld from public disclosure. Natl contains confidential trade secrets

& commercial info.

DISTRIBUTION CODE:

AOIBB COPIES RECEIVED: LTR g ENCL +

BIZE:

TITLE: Onsite Emergency Poeer Systems NOTES:

/.'- V P8 ElC t". /AF'/UR REC IP IENT ID CODE/NAME ACTION:

05 BC O+8 W~

INTERNAL: 0 12 EDO 15 OELD 17 AUXIL SYS BR 20 ENGR BR 22 PLANT 'SYS BR'4 PNR SYS BR 26 TONDIe D 28 HANNON> J 30 EEB EXTERNAL: 03 LPDR 31 ACRS COPIES LTTR ENCL 1

1 1

1 1

1 1

1 1

16 1

REC IP IENT ID CODE/NAME LA C3C8 W~

02 NRC PDR 13 I&E 16 MP*

18 I&C SYS BR 21 REAC SFTY BR 23 ADV REAC BR 25 WAMBACH T 27 MCDONALDAD 29 BRINKMAN S

HANAUER 04 NSIC COPIES LTTR ENCL 12, 1

1 1

1 1

1 1

1 gg79 pAAA 0

TOTAL NUMBER OF COPIES REQUIRED:

LTTR ~

ENCL k'g Plat

r E

%.4 E

4 E

VE E

1 1

V

t'ZZZ yjI Zui!zu(Z AHD (t'l~eiiziiIEll Ill'iii~izlie ROCHESTER GAS AND ELECTRIC CORPORATION 0

89 EAST AVENUE, ROCHESTER, N.Y. 14649 LEON D. WHITE, JR.

VICE PRESIDENT TELEPHONE AREA cooE 7I6 546.2700 September 27, 1979 Director of Nuclear Reactor Regulation ATTN: Mr. Dennis L. Ziemann, Chief Operating Reactors Branch No.

2 U. S. Nuclear Regulatory Commission Washington, D. C.

20555

Subject:

Undervoltage Protection R. E. Ginna Nuclear Power Plant Docket No. 50-244

Dear Mr. Ziemann:

In our letter dated 7uly 31, 1979 we responded to questions regarding I undervoltage protection for Ginna.

We requested that a portion of the informa-tion supplied with our letter, specifically Figure 1 and Enclosure A, be with-held from public disclosure pursuant to Section 2.790 of the Commission's Rules of Practice and Part 9.5 of the Commission's Regulations.

In response to a request from a member of your Staff, this letter elaborates on our reasons for requesting that the subject information be treated as proprietary and with-I held from public disclosure.

This letter is submitted by affidavit.

lj I

The material is proprietary as it contains trade secrets and commercial information held in confidence by us as its owner; is information of the type customarily held in confidence by us due to its unique nature; is not generally available in public sources; and the public disclosure of which could cause substantial harm to the competitive position of Rochester Gas and Electric in that it has high commercial value developed with substantial expenditures of effort and money by us which could not be easily duplicated by others.

Speci-fically, a methodology was developed which permits a quantitative ongoing review and assessment of safety system integrity.

This represents a unique design approach which is not utilized by others.

Use of this methodology without the permissi'on of the owners and without compensation to the owners could damage the relative position of the owner in providing services.

Subscribed and sworn to me on thisA~iW day of September 1979 GP, ftY, A EI SS NOTARY PUBllC, State of N. Y. Monroe Co.

h1y Commission Expires hlarch 30, 19.$/,

Very truly yours, L. D. Whi e, Jr.

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