ML20097B614

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Amends 163 & 145 to Licenses NPF-9 & NPF-17,respectively, Revising TS Re 60-month 125-volt Battery SR to Delete Words During Shutdown from SR 4.8.2.1.2.e
ML20097B614
Person / Time
Site: McGuire, Mcguire  Duke Energy icon.png
Issue date: 02/01/1996
From: Berkow H
NRC (Affiliation Not Assigned)
To:
Shared Package
ML20097B619 List:
References
NUDOCS 9602070185
Download: ML20097B614 (7)


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UNITED STATES

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S NUCLEAR REGULATORY COMMISSION N

f WASHINGTON, D.C. 2006dH1001

%,.....,o DUKE POWER COMPANY DOCKET NO. 50-369 McGUIRE NUCLEAR STATION. UNIT 1 AMENDMENT TO FACILITY OPERATING LICENSE l

Amendment No. 163 License No. NPF-9 1.

The Nuclear Regulatory Comission (the Comission) has found that:

A.

The application for amendment to the McGuire Nuclear Station, Unit 1 (the facility), Facility Operating License No. NPF-9 filed i

by the Duke Power Company (licensee) dated August 20, 1992, as i

supplemented by letter dated December 5, 1995, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act), and the Comission's rules and regulations as set forth in 10 CFR Chapter I; B.

The facility will operate in conformity with the application, the provisions of the Act, and the rules and regulations of the Comission; j

C.

There is reasonable assurance (i) that the activities authorized by this amendment can be conducted without endangering the health and safety of the public, and (ii) that such activities will be conducted in compliance with the Comission's regulations set forth in 1,0 CFR Chapter I; D.

The issuance of this amendment will not be inimical to the comon defense and security or to the health and safety of the public; and i

E.

The issuance of this amendment is in accordance with 10 CFR Part 51 of the Comission's regulations and all applicable requirements have been satisfied.

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2.

Accordingly, the license is hereby amended by page changes to the Technical Specifications as indicated in the attachment to this license amendment, and Paragraph 2.C.(2) of Facility Operating License No. NPF-9 Is hereby amended to read as follows:

l Technical Snecifications

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The Technical Specifications contained in Appendix A, as revised through Amendment No. 163, are hereby incorporated into this license. The licensee shall operate the facility in accordance with the Technical Specifications and the Environmental Protection Pl an.

3.

This license amendment is effective as of its date of issuance and shall be implemented within 30 days from the date of issuance.

FOR THE NUCLEAR REGULATORY COMISSION r

rk ector Project Directorate II-2 Division of Reactor Projects - I/II Office of Nuclear Reactor Regulation i

Attachment.

Technical Specification Changes Date of Issuance:

February 1, 1996

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A CEO gf UNITED STATES 4

S NUCLEAR REGULATORY COMMISSION E

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WASHINGTON, D.C. 20666 4001 DUKE POWER COMPANY DOCKET NO. 50-370 McGUIRE NUCLEAR STATION. UNIT 2 AMENDMENT TO FACILITY OPERATING LICENSE Amendment No. 145 License No. NPF-17 1.

The Nuclear Regulatory Commission (the Commission) has found that:

A.

The application for amendment to the McGuire Nuclear Station, Unit 2 (the facility), Facility Operating License No. NPF-17 filed by the Duke Power Company (licensee) dated August 20, 1992, as supplemented by letter dated December 5,1995, complies with the-standards and requirements of the Atomic Energy Act of 1954, as amended (the Act), and the Commission's rules and regulations as set forth in 10 CFR Chapter I; B.

The facility will operate in conformity with the application, the provisions of the Act, and the rules and regulations of the Commission; C.

There is reasonable assurance (i) that the activities authorized by this amendment can be conducted without endangering the health and safety of the public, and (ii) that such activities will be conducted in compliance with the Commission's regulations set forth in 10 CFR Chapter I; D.

The issuance of this amendment will not be inimical to the common defense and security or to the health and safety of the public; and j

E.

The issuance of this amendment is in accordance with 10 CFR Part 51 of the Comission's regulations and all applicable requirements have been satisfied.

9 2.

Accordigly, the license is hereby amended by page changes to the Technical Specifications as indicated in the attachment to this license amendment, and Paragraph 2.C.(2) of Facility Operating License No.

NPF-17 is hereby amended to read as follows:

Technical Specifications The Technical Specifications contained in Appendix A, as revised through Amendment No. 145, are hereby incorporated into this license. The licensee shall operate the facility in accordance with the Technical Specifications and the Environmental Protection Plan.

3.

This license amendment is effective as of its date of issuance and shall be implemented within 30 days from the date of issuance.

FOR THE NUCLEAR REGULATORY COMMISSION f

C erbert M Berkow, Director Project Directorate II-2 Division of Reactor Projects - I/II Office of Nuclear Reactor Regulation 1

Attachment:

Technical Specification Changes Date of Issuance:

February 1, 1996 l

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ATTACMENT TO LLCIfGLMINDMENT NO. 163

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i FACILITY OPERATING LICENSE NO. NPF-9 l

DOCKET NO. 50-369

@Q TO LICENSE AMENDMENT NO.145 FACILITY OPERATING LICENSE NO. NPF-17 DOCKET NO. 50-370 Replace the following pages of the Appendix "A" Technical Specifications with the enclosed pages. The revised pages are identified by Amendment number and contain vertical lines indicating the areas of change.

Remove Paaes Insert Paaes 3/4 8-13 3/4 8-13 B 3/4 8-2 B 3/4 8-2 I

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i ELECTRICAL POWER SYSTEMS l

SURVEILLANCE REOUIREMENTS (Continued) i d.

At least once per 18 months by verifying that the battery capacity 1

is adequate to either:

i 1)

Supply and maintain in OPERABLE status all of the actual i

emergency loads for 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> when the battery is subjected to a battery service test, or i

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2)

Supply a dummy load of greater than or equal to 440 amperes i

for 60 minutes while maintaining the battery terminal voltage greater than or equal to 105 volts.

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At least once per 60 months by verifying that the battery capacity l

is at least 80% of the manufacturer's rating when subjected to a t

perfonnance discharge test. Once per 60-month interval, this i

performance discharge test may be performed in lieu of the battery i

service test required by Specification 4.8.2.1.2d.

f.

Annual perfomance discharge tests of battery capacity shall be given to any battery that shows signs of degradation or has reached 85% of the service life expected for the application.

I Degradation is indicated when the battery capacity drops more than 10% of rated capacity from its average on previous performance j

tests, or is below 80% of the manufacturer's rating.

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McGUIRE - UNITS 1 and 2 3/4 8-13 Amendment No. 163 Unit 1 Amendment No. 145 Unit 2

ELECTRICAL POWER SYSTEMS BASES A.C. SOURCES. D.C. SOURCES AND ONSITE POWER DISTRIBUTION SYSTEMS (Continued)

The Surveillance Requirement for demonstrating the OPERABILITY of the station batteries are based on the recommendations of Regulatory Guide 1.129,

" Maintenance Testing and Replacement of Large Lead Storage Batteries for Nuclear Power Plants," February 1978, and IEEE Std 450-1980, "IEEE Recommended Practice for Maintenance, Testing, and Replacement of Large Lead Storage Batteries for Generating Stations and Substations."

In SURVEILLANCE 4.8.2.1.2.e after the battery is returned to service (re-connected to and supplying its nomal DC distribution center) following a performance discharge test (PDT), no discharge testing shall be done within 10 days on the other three batteries. This is a conservative measure to ensure the tested battery is fully charged. This restriction is an interim measure until the concern regarding recovered battery capacity immediately following recharging is resolved.

Verifying average electrolyte temperature above the minimum for which the battery was sized, total battery teminal voltage onfloat charge, connection resistance values and the performance of battery service and discharge tests ensures the effectiveness of the charging system, the ability to handle high discharge rates and compares the battery capacity at that time with the rated capacity.

Table 4.8-3 specifies the normal limits for each designated pilot cell and each connected cell for electrolyte level, float voltage and specific

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gravity. The limits for the designated pilot cells float voltage and specific gravity, greater than 2.13 volts and 0.015 below the manufacturer's full charge specific gravity or a battery charger current that had stabilized at a low value, is characteristic of a charged cell with adequate capacity. The normal limits for each connected cell for float voltage and specific. gravity, greater than 2.13 volts and not more than 0.020 below the manufacturer's full charge specific gravity with an average specific gravity of all the connected cells not more than 0.010 below the manufacturer's full charge specific gravity, ensures the OPERABILITY and capability of the battery.

Operation with a battery cell's parameter outside the normal limit but within the allowable value specified in Table 4.8-3 is permitted for up to 7 days. During this 7-day period:

(1) the allowable values for electrolyte level ensures no physical damage to the plates with an adequate electron transfer capability; (2) the allowable value for the average specific gravity of all the cells, not more than 0.020 below the manufacturer's recommended full charge specific gravity, ensures that the decrease in rating will be less than the safety margin provided in sizing; (3) the allowable value for an individual cell's specific gravity, ensures that an individual cell's specific gravity will not be more than 0.040 below the manufacturer's full charge specific gravity and that the overall capability of the battery will be maintained within an acceptable limit; and (4) the allowable value for an individual cell's float voltage, greater than 2.07 volts, ensures the battery's capability to perform its design function.

McGUIRE - UNITS 1 and 2 B 3/4 8-2 Amendment No. 163 Unit 1 Amendment No. 145 Unit 2

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