ML20086Q529

Application for Amend to License NPF-30,revising Tech Spec Table 3.3-4, ESFAS Instruction Trip Setpoints to Agree W/ Required Design Values

ML20086Q529
Person / Time
Site:	Callaway
Issue date:	12/20/1991
From:	Schnell D UNION ELECTRIC CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20086Q530	List: ML20086Q529 ML20086Q533
References
ULNRC-2539, NUDOCS 9112300241
Download: ML20086Q529 (4)

Text

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Eud/Eooce=ber20, 1991 Donald f. Schtrel g[e v*M EE 1 U.S. Nuclear Regulatory Commission  ;

Attnt Document Control Desk  :

Mail Station P1-137 Washington, DC 20555 ULNRC- 2539 Gentlement CALLAWAY PLANT -

DOCKET NUMBER 50-483 REVISION TO TECHNICAL SPECIFICATION TABLE 3.3-4,

" ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION TRIP SETPOINTS"  ;

Rett 1. U.S. Nuclear Regulatory l Commission Branch.

Technical Position ("BTP") PSB-1, " Adequacy of '

Station Electric Distribution System Voltages,"

Rev. O, July 1981

2. SLNRC-84-0011, " Power Systems Branch Review Grid Undervoltage," January 31, 1964 Union Electric Company herewith transmits an application for amendment to Facility Operating License Number NPF-30 for the Callaway Plant. This amendment' application-revises the trip-setpoint, allowable value, total allowance, sensor error, and "Z"-value of the "4 kV Undervoltage - Grid Degraded Voltage" protection function in Technical Specification Table 3.3-4, Functional Unit 8.b, to agree with the required design values.

A related revision to Technical: Specification-Table 3.3-4, Functional Unit 8.a, "4 kV Undervoltage -

Loss of Voltage," was included in'a previous' license amendment request'(Reference ULNRC-2451, "Callaway.

Plant / Docket Number' 50-483/ Revision to Technical Specifications," August 1, 1991).

The callaway Plant on-Site Review Committwis-and -

the Nuclear Safety Review Board have' reviewed and- ,

approved ~this amendment application. Attachments 1 through 4 provide the Technical Specification changes, Safety Evaluation, Significant Hazards Evaluation, and-Environmental-Consideration, respectively. It has been detormined that this amendment application does not

'9112300241 911220

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. d.S. Nuc1ccr I ,vulctory commicolon

. Page 2 involve any unreviewed safety question as defined in 10 CFR 50.59, nor a significant hazard consideration as determined per 10 CFR 50.92, and meets the eligibility criteria for categorical exclusion set forth in 10 CFR

51. 2 2 (c) (9) .

Since this amendment application involves a revision to a plant setpoint, please provide an implementation date of up to 30 days after issuance of the amendment. If you have any questions regarding this amendment application, please contact us.

Very truly yours,

/

/',../' / gh Vf $/p?cW14~

Donald P. Schnell GAC/ dis Attachments: 1. Technical Specification Changes

2. Safety Evaluation

3. Significant Hazards Evaluation

4. Environmental Consideration i

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f STATE OF MISSOURI )

) 8S e CITY OF ST, LOUIS )  !

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1 Alan C. Pasawater, of lawful age, being first duly sworn  ;

i upon oath says that he is Managerr Licensing and Fuels-(Nuclear) for Union Electric Company; ' bat he has read the-forogoing document and  ;

known the content thereof; that he has estecuted the same for and on i behalf of said company with full power and authority tn do nos and  !

that the facts thoroin stated are true and correct to the best of hin -i knowledgo, information and belief. =

By_ 4t W Alan C. Passwater .

Manager, Licensing and Fuels Nuclear SUBS id sworn to before me this j2 8 - day-of_hRIBEDIto

/</," , 1991. j 1

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DAF(DATtA ' Pf /fF NOTARY PUllllC, STATE Of MIS 50Vi!!

Mf COMMIS$10N l'XPIMt Arm 27,1993

• ST LOUIS COUNTY l

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cc T. A. Baxter, Esq.

Shaw, Pittman, Potts & Trewbridge 2300 N. Street, N.W.

Washington, D.C. 20037 Dr. J. O. Cermak CFA, Inc.

18225 A Flower Hill Way Gaithersburg, MD 20079-5334 R. C. Knop 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. Nuclear Regulatory Commission RRN1 Steedman, Missouri 6S077-J. R. Hall (2)

Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission 1 White Flint, North, Mail.Stop'13E21 11555-Rockville Pike Rockville, MD 20852 Manager, Electric Department

• Missouri Public Service Commission P.O. Box 360 Jefferson City, MO 65102 Ron Kucera Department of. Natural. Resources P.O. Box.176 Jefferson City, MO 65102 m - - = - -

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