ML18113A927

Requests Addl Info to Complete Review of Test Rept of Environ Qualification Testing Performed on Continental Instrument Cable

ML18113A927
Person / Time
Site:	Surry
Issue date:	02/22/1979
From:	Schwencer A Office of Nuclear Reactor Regulation
To:	Proffitt W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
References
NUDOCS 7903200024
Download: ML18113A927 (3)

Text

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FEB 2 2 1979

. Docket Nos. 50-280 and 50-291 DISTRIBUTION Docket File 50-280 and 50-281 NRG PDR Local PDR NRR Rdg ACRS(l6)

TERA J. Buchanan ORBl Rqg V. Stello Mr. W. L. Proffitt D E

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R. Vollmer Virginia Electric and Power Company B. Grimes Post Office Box 26666 A. Schwencer Richmond, Virginia 23261 D. Ne,ghbors

Dear Mr. Proffitt:

P. Kreutzer We are currently reviewing the test report of environmental qualification testing performed on the Continental Instrument Cable in use at Surry Power Station. This report was su~mitted by your letter dated December 15, 1978.

We find that we need addi t iona 1 information in order for us to comp 1 ete

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our evaluation. It is requested that you provide the information.

identified in the enclosure within 30 days of receipt of this letter.

Enclosure:

Request for Additional Information cc: w/enclosure See next page Sincerely, A. Schwencer~ Chief Operating Reactors Branch #1 Division of Operating Reactors

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e ENCLOSURE REQUEST FOR ADDITIONAL INFORMATION

l. Provide the bases for concluding that thermal aging of cable samples at 100°c for 60 hours6.944444e-4 days <br />0.0167 hours <br />9.920635e-5 weeks <br />2.283e-5 months <br /> simulates an additional thirty three (33) years of in-plant use at a maximum ambient of $QOC~

These accelerated aging parameters were used in test sequence l on page 10 of the test report submitted with VEPCO letter dated December 15, 1978.

2. - Provide the test rep9rt from Ha veg Industries showing the data of the -

measurements of phys*ical and electrical properties of the cable samples. This report was committed to be forWarded as an Addendum to the test report (Refer to item 6, page 12 of the test report s~bmitted with VEPCO letter dated December 15, 1978).

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\\~rginia Electric & ~er Company cc:

Mr. Michael W. Maupin Hunton & Williams Post Office Box 1535 Richmond, Virginia 23213 Swem Library College of William & Mary Williamsburg, Virginia* 23185 Dona 1 d J. Burke USNRC, Region II Office of Inspection and Enforcement 101 Marietta Street, Suite 3100 Atlanta, Georgia 30303 e

February 22, 1979

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