ML20058F446

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Informs of Implementation of Amend 84 to License NPF-30. Amend Approved TS Changes to Revise Axial Flux Difference Penalty Function f1 (Delta-I) Defined in Note 1 of Table 2.2-1 for Overtemp Delta-T Reactor Trip Function
ML20058F446
Person / Time
Site: Callaway Ameren icon.png
Issue date: 11/29/1993
From: Passwater A
UNION ELECTRIC CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9312080119
Download: ML20058F446 (2)


Text

r 1931 Chouteau Avenue uo g

Post Cfnce Scx 149 St.Lavs,V soari63165 314 621-3:22 c

UVION Eucenuc E3 November 29, 1993 U.S. Nuclear Regulatory Commission ATTN:

Document Control Desk M il Station P1-137 a

Washington, D.C.

20555 Gentlemen:

ULNRC-2918 DOCKET NUMBER 50-483 CALLAWAY PLANT AMENDMENT NUMBER 84 This is to inform the Commission of the implementation of Amendment No. 84 to the Callaway Facility Operating License No. NPF-30.

Amendment No. 84 approved Technical Specification changes to revise the Axial Flux Difference (AFD) penalty function f1 (Delta-I) defined in Note 1 of Table 2.2-1 for the Overtemperature Delta-T reactor trip function and the recalibration tolerance for the incore vs. excore AFD comparison surveillance in Note 3 of Table 4.3-1.

Inequality signs were also added to the time constant definitions in Notes 1 and 3 of Table 2.2-1.

Associated Bases changes were also implemented.

The changes have been issued to all controlled Technical Specification holders and became effective on November 9, 1993.

Very truly yours,

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Passwater Manager, Licensing and Fuels GGY/plh

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0 9312080119 931129 PDR ADOCK 05000483

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l cc:

T. A.

Baxter, Esq.

l Shaw, Pittman, Potts & Trowbridge 2300 N.

Street, N.W.

Washington, D.C.

20037 M. H.

Fletcher CFA, Inc.

18225-A Flower Hill Way Gaithersburg, MD 20879-5334 1

L. Robert Greger l

Chief, Reactor Project Branch 1 U.S. Nuclear Regulatory Commission Region III 799 Roosevelt Road Glen Ellyn, Illinois 60137 Bruce Bartlett Callaway Resident Office U.S.

Regulatory Commission RR#1 i

Steedman, Missouri 65077 I

L. R. Wharton (2)

I Office of Nuclear Reactor Regulation U.S.

Nuclear Regulatory Commission 1 White Flint, North, Mail Stop 13E21 i

11555 Rockville Pike l

Rockville, MD 20852 i

Manager, Electric Department Missouri Public Service Commission P.O.

Box 360 Jefferson City, MO 65102 1

Ron Kucera

.l Department of Natural Resources j

P.O.

Box 176 l

Jefferson City, MO 65102 i

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