ML19211A900

From kanterella
Jump to navigation Jump to search
Forwards Design Drawings Re Automatic Initiation of Auxiliary Feedwater,In Response to NRC Request.W/O Encl. List of Drawings Encl
ML19211A900
Person / Time
Site: Millstone Dominion icon.png
Issue date: 12/17/1979
From: Counsil W
NORTHEAST UTILITIES
To: Harold Denton
Office of Nuclear Reactor Regulation
References
TAC-42410, TAC-44705, TAC-44746, NUDOCS 7912210282
Download: ML19211A900 (2)


Text

.

,J NOltrHI!JWF trrII.frII!S i.,,w, e .* % . m .""

P O BOX 270

[U[N U.[,s,,,U.ub c.=,

HARTFORD. CONNECTICUT 06101

,, . . . , (203) 66& 6911 k L J C T , , ' , " ",;T,' L'.",

Dec emb er 17, 1979 Docket No. 50-336 Office of Nucicar Reactor Regulation Attn. Mr. H. R. Denton, Director U. S. Nuclear Regulatory Commission Washington, D. C. 20555

References:

(1) W. G. Counsil letter to J. Hendrie dated November 30, 1979.

(2) W. G. Counsil letter to H. R. Denton dated December 6,1979.

(3) H. R. Denton letter to All Operating Nuclear Power Plants dated October 30, 1979.

Centlemen :

Millstone Nuclear Power Station, Unit No. 2 Automatic Initiation of Auxiliary Feedwater In Reference (1), Northeast Nuclear Energy Company (NNECO) provided its position with respect to the NRC requirement to automatically initiate the auxiliary feedwater system at Millstone Unit No. 2. In Reference (2), a description of the design, including a point-by-point discussion of compliance with each of the clarification items of Reference (3), was provided to facilitate Staff review.

During subsequent discussions, the Staf f requested still further details regarding the design. Accordingly, enclosed are copics of drawings which are intended to illustrate how compliance with the clarification items of Reference (3) was achieved. A listing of the affected drawings is attached.

We trust the attached information is suf ficient to resolve your remaining questions.

Very truly yours, NORTHEAST NUCLEAR ENERG, COMPANY 1

/ f, t G. Couns'il W.'

Vice President ,.

Attachment 1636 202

, mn o zu

t MILLSTONE NUCLEAR POWER STATION, UNIT NC. 2 AUTOMATIC INITIATION OF AUXILIARY FEEDWATER DRAWINGS Drawing No. Sheet No.

25203-28102 36 25203-28105 22 25203-29201 1 25203-29201 2 25203-29258 2 25203-29258 2A 25203-32012 A B

C 11 12 13 21 22 25203-32020 A B

C 7

8 42 49 51

. .