ML20087E297

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Responds to Generic Ltr 91-11, Resolution of Generic Issues 48, LCOs for Class 1E Instrument Buses & 49, Interlocks & LCOs for Class 1E Tie Breakers
ML20087E297
Person / Time
Site: Waterford Entergy icon.png
Issue date: 01/14/1992
From: Burski R
ENTERGY OPERATIONS, INC.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
REF-GTECI-048, REF-GTECI-049, REF-GTECI-NI, TASK-A-48, TASK-A-49, TASK-OR GL-91-11, W3F191-0689, W3F191-689, NUDOCS 9201210135
Download: ML20087E297 (3)


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r R. F. Ilue ski W31'191-0089 Al.05 QA January 14, 1992 U.S. Nuclear llegulatory Commission ATTN: Document Control Desk Washington, D.C. 20555

Subject:

Waterford 3 SES Docket No. 50 382 Licenso No. NPF-38 Resolution of Generic icsues.18. "hCOs for Class lE lustrument Huses," and 49, " Interlocks and LCOs for Class lE Tie Breakers,"

l'ursuant to 10CFR50.54(f)

(NRC Generic Letter 91-11)

Gentlemen:

This submittal serves to assure that the concerns of the subject letter are adequately addressed at Waterford 3.

Generic Letter (GL) 91-11 issued on,luly 18, 1991, requires lleensees to respond within 180 days of receipt, to confirm that their appropriate plant procedures include time limitations and surveillance requirements for:

1.

Vital instrument buses (typleally 120V ac huses),

2.

Inverters or other onsite power sources to the vital lustrument buses, and 3.

TP orec.*a 's that ( i connect redundant Class lE buses (ac or de) nt ono n dt u: tha can connect Class lE buses between units at the same sito.

GL 91-11 in lice'.es that the current Combustion Engineering (CE) standard technical sp

  • fications include the requirements contained in the generic letter and that the recently licensed CE facilities have resolved the subject concerns by Implementing the Standard Technical Speelfications (STS).

9'01210135 92o134

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Resolution of Generic Issues 48, "LCOs for Class 1E lustrument liuson " and 40, l

" Interlocks and LCOs for Class 1E Tio lireakers," Pursuant to 10Cl il50.51(f)

(NRC Generic Letter 91-11) -

W3F191-0089 Page 2

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January 14, 1992 i

-Waterford 3 la a CE designed facility lleensed in March of 1985. Technical Speelfication 3/4.8.3, "Onsite Powe" Distribution," implements the CE STS-(NUREG-0212, Revision 3, lasued Fall of 1981) which include the requiremolits contained in GL 91-11. Based on a review of the requitements stated in GL 91-11 and the administrativo controls (i.e., surveillance procedures) established at l

htorford 3, no additional action is required.

i Should your desire any further luformation concerning this subject, please contact Paul Caropino at (501) 739-Gd92.

Very truly yours, h.hN a

RFB/PLC/ssf cct R.D. Martin, NRC Region IV

. D.L. Wigginton, NRC-Nitit i

R.II. McGoheo-N48. Reynolds NRC Resident luspectors Offico j

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UNITED STATI:s OF AMEltlCA NUCLEAlt itEGULAToltY COMMISSION l

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'Entergy Operations, incorporated

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Docket No. 50-382 i

Waterford 3 Steam Electric Station

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AFFIDAVIT i

II.F. llurski, being duly sworn, hereby deposes and sayn that. he is Director Nuclear Safety - Waterford 3 of Entergy Operations, lucorperated; that he is duly authorized to sign and file with tho Nuclear llegulatory Commisalon tho attached llesponse to NltC Generic Lotter 91-11; that he le familiar with tho i

content thereof; and that the matters set forth therein are true atid correct to the best of his knowledge, lufornation and belief.

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Director Nucieur Safety - Waterford 3 1

i STATE OF LOUISIANA

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Subscribed and sworn to before me, a Notary Public in and for the Parish anal Stato above named this j m day of

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,1992.

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% E /1 L Notary Pubtir P

. My Commission expires g< N. ( /FF t

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