ML19249E370

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Responds to IE Bulletin 79-11.Type DB-50 & DB-75 Circuit Breakers Not Used at Inst
ML19249E370
Person / Time
Site: Grand Gulf  Entergy icon.png
Issue date: 07/20/1979
From: Dale L
MISSISSIPPI POWER & LIGHT CO.
To: James O'Reilly
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
NUDOCS 7910010243
Download: ML19249E370 (1)


Text

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U MISSISSIPPI POWER & LIGHT COMPANY Helping Build Mississippi E P. O. BOX 16 4 0. J A C K S O N, MIS SIS SIP PI 39205 PRO DUC 760N DEPARTuENY July 20, 1979 ~

to GC m 49 Office of Inspection & Enfarcement b$

M .-10 U. S. Nuclear Regulatory Co= mission "U -

Region II 2, /~

7) 101 Marigtta Street - Suite 3100 C /-

Atlanta, Georgia 30303 **

c.n Attention: Mr. J. P. O' Reilly, Director

  • Gentlemen:

~

~

SUBJECT:

Grand Gulf Nuclear Station rile 0260/15521/L-860 Evaluation of IE Bulletin 79-11 AECM-79/77 We have completed our review of IE Bulletin 79-11 entitled " Faulty overciarrent Trip Device in Circuit Breakers for Engineered Safety Systems. "

We have determined that Grand Gulf f:ucicar Station does not use the DB-75 and DD-50 type circuit breakers as referenced in the bulletin. Based en this finding, we are planning no further action in response to this bulle-tin.

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JL Q L. F. Dale Nuclcar Project Manager RTE /pa cc: Mr. N. L. Stampley bec: Dr. D. C. Gibbs Mr. R. B. McGehee Mr. Adrian Zaccaria

'!r. T. B. Conner Mr. J. N. Ward Mr. D. M. Lake Mr. John G. Davis, Director !ir . R. L. Scott Division of Inspection 6 Enforcement Mr. J. P. McCaughy, Jr.

U. S. Nuclear Regulatory Commission Mr. W. L. ?! ail Washington, D. C. 20555 Mr. T. E. Reaves 4Ints SOPV FOR Mr. C. K. McCoy Mr. P. W. Sly File 7910 010 Z Y 3 non Member Middle South Utilities System 1n/J i J UUU WAT r rv