ML20205D651

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Amends 99 to Licenses NPF-72 & NPF-77,respectively,changing TS to Support Online Replacement of Vital Batteries
ML20205D651
Person / Time
Site: Braidwood  Constellation icon.png
Issue date: 03/26/1999
From: Stewart Bailey
NRC (Affiliation Not Assigned)
To:
Shared Package
ML20205D655 List:
References
NUDOCS 9904020269
Download: ML20205D651 (11)
v • d • e


Text

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UNITED STATES rap g

j NUCLEAR REGULATORY COMMISSION 2

WASHINGTON, D.C. enman aans

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COMMONWEALTH EDISON COMPANY DOCKET NO. STN 50-456 BRAIDWOOD STATION. UNIT NO.1 AMENDMENT TO FACILITY OPERATING LICENSE Amendment No. 99 License No. NPF-72 1.

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

A.

The application for amendment by Commonwealth Edison Company (the licensee) 1 dated November 25,1998, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act) and the Commission's rules and regulations set forth in 10 CFR Chapter I; B.

Tiu 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; 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 E.

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

2.

Accordingly, the license is amended by 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-72 is hereby amended to read as follows:

I 9904020269 990326 PDR ADOCK 05000456 p

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. (2) Technical Soecifications i

The Technical Specifications contained in Appendix A as revised through Amendment No. 99 and the Environmental Protection Plan contained in l

Appendix B, both of which are attached hereto, are hereby incorporated into this I

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 the date of its issuance and shall be l

implemented within 30 days.

FOR THE NUCLEAR REGULATORY COMMISSION q

i Stewart N. Bailey, r.cject M.,iager Project Directorate ill-2 Division of Licensing Project Managemen*

Office of Nuclear Reactor Regulation

Attachment:

Changes to the Technical Specifications Date ofIssuance: March 26,1999 e

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Sk UNITED STATES

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NUCLEAR REGULATORY COMMISSION 2

WASHINGTON, D.C. enmaa mi i

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COMMONWEALTH EDISON COMPANY l

DOCKET NO. STN 50457 BRAIDWOOD STATION. UNIT NO. 2 l

AMENDMENT TO FACILITY OPERATING LICENjg Amendment No. 99 License No. NPF-77 1.

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

l A.

The application for amendment by Commonwealth Edison Company (the licensee) dated November 25,1998, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act) and the Commission's rules and regulations 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; 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 E.

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

2.

Accordingly, the license is amended by changes to the Technical Specifications as indicated in the attachment to this license amendment, and paragraph 2.C.(2) of Facility l

Operating License No. NPF-77 is hereby amended to read as follows:

i I

! 1 i

(2) Technical Scecifications The Technical Specifications contained in Appendix A as revised through Amendment No. 99 and the Environmental Protection Plan contained in Appendix B, both of which were attached to License No. NPF-72, dated July 2, 1987, are hereby incorporated into this license. The licensee shal' operate the facility in accordance with the Technical Specifications and the Environmental Protection Plan.

3.

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

i FOR THE NUCLEAR REGULATORY COMMISSION StewM N. Bailey, Pro ger Project Directorate !il-2 Division of Licensing Project Management Office of Nuclear Reactor Regulation

Attachment:

Changes to the Technical Specifications Date of issuance: March 26, 1999

DC Sources-Operating 3.8.4 ACTIONS (continued)

CONDITION REQUIRED ACTION COMPLETION TIME C.

One DC electrical C.1 NOTE I

power division Only required when crosstied to opposite unit has an j

opposite-unit DC inoperable battery, electrical power subsystea with an i

inoperable' source.

Verify opposite-unit Once per 1

while opposite unit is DC bus load 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> in MODE 5. 6. or s 100 amps for AT&T defueled.

(s 200 amps for C&D).

$_ND C.2 Open at least one 7 days crosstie breaker between the crosstied divisions.

D.

One DC electrical D.1 Open at least one 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> power division crosstie breaker

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crosstied to between the crosstied opposite-unit DC divisions.

electrical

)ower subsystem w1en replacing Unit 2 AT&T batteries while op)osite unit is in MO)E 1, 2. 3. or 4.

(continued) j i

BRAIDWOOD - UNITS 1 & 2 3.8.4 - 2 Amendment Nos. 99 & 99 i

4 DC Sources-Operating 3.8.4 ACTIONS (continued)

CONDITION REQUIRED ACTION COMPLETION TIME E.

One DC electrical E.1 Restore DC electrical 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> power subsystem power subsystem to inoperable for reasons OPERABLE status, other than Condition A. B. C or D.

l E.2 NOTE Only applicable when replacing Unit 2 AT&T l

batteries.

l i

Restore DC electrical 10 days l

power subsystem to OPERABLE status.

1 1

F.

Required Action and F.1 Be in MODE 3.

6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> l

Associated Completion j

Time not met.

b!!D F.2 Be in MODE 5.

36 hours4.166667e-4 days <br />0.01 hours <br />5.952381e-5 weeks <br />1.3698e-5 months <br /> l

t i

1 l

BRAIDWOOD - UNITS 1 & 2 3.8.4 - 3 Amendments Nos. 99 & 99

~

DC Sources-Operating 3.8.4 1

SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.4.1 Verify battery terminal voltage is 7 days

= 130.5 V for AT&T (= 127.6 V for C&D) on float charge.

'SR 3.8.4.2 Verify no visible corrosion at battery 92 days terminals and connectors.

2 Verify battery connection resistance is s 1.5E-4 ohm for inter-cell connections, s 1.5E-4 ohm for inter-rack connection.*,.

s 1.5E-4 ohm for inter-tier connections, and s 1.5E-4 ohm for terminal connections.

SR 3.8.4.3 Verify battery cells, cell plates and 18 months racks show no visual indication of physical damage or abnormal deterioration that could degrade battery performance.

SR 3.8.4.4 Remove visible terminal corrosion, verify 18 months battery cell to cell and terminal connections are clean and tight, and are coated with anti-corrosion material.

SR 3.8.4.5 Verify battery connection resistance is 18 months s 1.5E-4 ohm for inter-cell connections, s 1.5E-4 ohm for inter-rack connections, s 1.5E-4 ohm for inter-tier connections, and s 1.5E-4 ohm for terminal connections.

l (continued)

BRAIDWOOD - UNITS 1 & 2 3.8.4 - 4 Amendment Nos. 99 & 99

1 DC Sources--Operating i

3.8.4 SURVEILLANCE REQUIREMENTS (continued)

SURVEILLANCE FREQUENCY SR 3.8.4.6 Verify each battery charger supplies a load 18 months equal to the manufacturer's rating for

.= 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.

SR 3.8.4.7 NOTES 1.

The modified performance discharge.

test in SR 3.8.4.8 may be performed in lieu of the service test in SR 3.8.4.7.

P.

This Surveillance shall not be performed in MODE 1. 2. 3. or 4 except during replacement of the AT&T batteries.

Verify battery capacity is adequate to 18 months supply, and maintain OPERABLE status, the required emergency loads for the design duty cycle when subjected to a battery service test.

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(continued)

BRAIDWOOD - UNITS 1 & 2 3.8.4 - 5 Amendment Nos. 99 & 99 4

1 DC Sources-Operating 3.8.4 SURVEILLANCE RE0VIREMENTS (continued)

SURVEILLANCE FREQUENCY SR 3.8.4.8 NOTE This Surveillance shall not be performed in MODE 1, 2. 3, or 4 except during replacement of the AT&T batteries.

Verify battery capacity is a 95% for AT&T 60 months

(= 80% for C&D) of the manufacturer's rating when subjected to a performance AND discharge test or a modified performance discharge test.

12 months when battery shows degradation or has reached 85%

of the expected life with capacity < 100%

of manufacturer's rating I

880 24 months when battery has reached 85% of the expected life with capacity a 100%

of manufacturer's rating i

BRAIDWOOD - UNITS 1 & 2 3.8.4 - 6 Amendment Nps. 99 & 99

Distribution Systems'-Operating 3.8.9 ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A.

One AC electrical A.1 Restore AC electrical 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> power distribution power distribution subsystem inoperable.

subsystem to OPERABLE E

status.

16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br /> from

)

discovery of failure to meet LC0 B.

One AC instrument bus B.1 Restore AC instrument 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> electrical power bus electrical power distribution subsystem distribution M

inoperable.

subsystem to OPERABLE status.

16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br /> from discovery of failure to meet LC0

+

C.

One DC electrical C.1 Restore DC electrical 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> power distribution power distribution subsystem inoperable.

subsystem to OPERABLE M

status.

16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br /> from discovery of failure to meet LC0 QB l

C.2 NOTE Only applicable when replacing Unit 2 AT&T batteries.

Restore DC electrical 10 days power distribution subsystem to OPERABLE status.

(continued)

BRAIDWOOD - UNITS 1 & 2

3. 8.9 - 2 Amendment Nos. 99 & 99

Distribution Systems-Operating 3.8.9 4

ACTIONS (continued)

CONDITION REQUIRED ACTION COMPLETION TIME D.

Required Action and D.1 Be in MODE 3.

6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> associated Completion Time of Condition A.

Alg}

B. or C not met.

D.2 Be in MODE 5.

36 hours4.166667e-4 days <br />0.01 hours <br />5.952381e-5 weeks <br />1.3698e-5 months <br /> E.

Two electrical power E.1 Enter LC0 3.0.3.

Immediately distribution subsystems inoperable that result in a loss of safety function.

i i

SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.9.1 Verify correct breaker alignments and 7 days voltage to AC DC and AC instrument bus electric' al power distribution subsystems.

BRAIDWOOD - UNITS 1 & 2

3. 8.9 - 3 Amendment Nos. 99 & 99
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