ML20070G911

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Forwards Nonproprietary WCAP-10272,Suppl 3 & Proprietary WCAP-10271,Suppl 3, Evaluation of Effect of Surveillance Frequencies & Out of Svc Times on Unavailability of N-16 Reactor Trips & Refueling Water Storage.... Rept Withheld
ML20070G911
Person / Time
Site: Comanche Peak  Luminant icon.png
Issue date: 03/05/1991
From: William Cahill
TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML19310D307 List:
References
TXX-91069, NUDOCS 9103130066
Download: ML20070G911 (2)


Text

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.E Log # TXX 91069 File # 907.3

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TUELECTRIC March 5, 1991 Wluise J.CahML Je.

b m :tw M h m ems U.-S. Nuclear Regulatory Commission Attn Document Control Desk Washington, DC 20555

$UBJECT:

COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)

DOCKET NOS. 50 445 AND 50 44f.

1RANSHITTAL OF THE WCAP 19271 SUPPLEMENT 3 AND WCAP 10272 SUPPLEMENT 3 ON THE EFFECT OF SURVE!LLANCE FRE0VENCIES AND OUT OF SERVICE = TIMES ON THE UNAVAILABILITY OF THE N 16 REACTOR TRIPS AND THE REFUELING WATER STORAGE TANK SWITCHOVER FUNCTION Gentlemen :

By this letter TV Electric submits a plant specific evaluation of the effect

'of surveillance frequencies and out of service times on the unavailability of the N+16 Reactor Trips and the Refueling Water Storage Tank switchovar?

function.

The submittal consists-of the enclosed:

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Westinghouse authorization letter, CAW 90 Irl2, accompanying affidavit, Proprietary Information Notice, and Copyright Notice.

2.

WC4P 10271 Supplement 3. " Evaluation of the'Effeet of

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Surveillance Frequencies and out of Service Times on the Unavailability of the N-16 Reactor Trips and the Refueling Water Storage Tank Switchover Function" (Proprietary), and 3.

WCAP-10272 Supplement 3 " Evaluation of_the Effect of Surveillance Frequencies and out of Service Times on the Unavailability of the N 16 Reactor Trips and the Refueling Water Storage Tank Switchover Function" (Non Proprietary).

As this submittel contains information proprietary to Westinghouse Electric-Corporation, itLis supp_orted by an affidavit signed-by Westinghouse, the_ owner of-the i_nformation.

The affidavit sets forth_the basis _on which the information may be withheld from public disclosure by the Commission and=

i addresses with specificity the considerations listed in paragraph (b)(4) of 10CFR2.790.

U Accordingly. TU Electric respectfully requests, on behalf of Westinghouse.

. Electric Corporation,- that the information proprietary to Westinghouse be.

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withheld from.public dlSClosure in aCCordance with 100FR2.790.

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'Y103130066 Y103Ob L

PDR ADOCK 05000445 '

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400 North olive Street LB, si Dallas, Texas t$

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T u 91069 page 2 of 2 Correspondence with respect to the proprietary aspects of the application for withholding should reference CAW-90 102 and be addressed to R. A. Wiesemann, Manager Regulatory and Legislative Af f airs, Westinghouse Electric Corporation, P. O. Box 355, Pittsburgh, Pennsylvania 15230 If there are any questions, please contact Jose' D. Rodriguez at (214) 812 8674.

Sincerely, William.J. Cahill, Jr.

A'

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J. S. Harshall Generic Licensing Manager JDR/

Enclosures cc. Mr. R. D. Hartin, Region IV.

Resident inspectors, CPSES (3), w/o enclosures

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