ML20134L777

Amend 104 to License NPF-42,revising TS 125 Vdc Sources & Onsite Power Distribution TS to Include Provisions for Installed Spare Battery Chargers

ML20134L777
Person / Time
Site:	Wolf Creek
Issue date:	02/10/1997
From:	Stone J NRC (Affiliation Not Assigned)
To:
Shared Package
ML20134L780	List: ML20134L777 ML20134L782
References
NUDOCS 9702190280
Download: ML20134L777 (10)

Text

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• a UNITED STATES s

j NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. m m

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WOLF CREEK NUCLEAR OPERATING CORPORATION WOLF CREEK GENERATING STATION DOCKET NO. 50-482 AMENDMENT TO FACILITY OPERATING LICENSE Amendment No.104 License No. NPF-42 1.

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

A.

The application for amendment to the Wolf Creek Generating Station (the facility) Facility Operating License No. NPF-42 filed by the Wolf Creek Nuclear Operating Corporation (the Corporation), dated December 13, 1995, as supplemented by letter dated October 10, 1996, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act), and the Comission's rules and regulations set forth in 10 CFR Chapter I; B.

The facility will operate in conformity with the application, as amended, the provisions of the Act, and the rules and regulations of the Comission; 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; D.

The issuance of this license amendment will not be inimical to the comon 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 Comission's regulations and all applicable requirements have been satisfied.

9702190280 970210 PDR ADOCK 05000482 P

PDR

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, 2.

Accordingly, the license is amended by changes to the Technical j

Specifications as indicated in the attachment to this license amendment and Paragraph 2 C.(2) of Facility Operating License No. NPF-42 is hereby amended to read as follows:

2.

Technical Specifications The Technical Specifications contained in Appendix A, as revised through Amendment No.104, and the Environmental Protection Plan j

contained in Appendix B, both of which are attached hereto, are hereby incorporated in the license. The Corporation shall operate the facility in accordance with the Technical Specifications and the j

Environmental Protection Plan.

3.

The license amendment is effective as of its date of issuance and shall l

Le implemented prier to startup from the ninth refueling outage, currently scheduled to begin in September 1997.

FOR THE NUCLEAR REGULATORY COMMISSION 1

d e//

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rme James C. Stone, Senior Project Manager Project Directorate IV-2 Division of Reactor Projects III/IV 1

Office of Nuclear Reactor Regulation

Attachment:

Changes tn the Technical Specifications Date of Issuance:

February 10, 1997

l ATTACHMENT TO LICENSE AMENDMENT NO.104 FACILITY OPERATING LICENSE NO. NPF-42 DOCKET NO. 50-482 Replace the following pages of the Appendix A Technical Specifications with the attached pages. The revised pages are identified by Amendment number and contain marginal lines indicating the areas of change. The corresponding overleaf pages are also provided to maintain document completeness.

REMOVE INSERT 3/4 8-9 3/4 8-9 3/4 8-12 3/4 8-12 3/4 8-13 3/4 8-13 3/4 8-15 3/4 8-15 i

ELECTRICAL POWER SYSTEMS 3/4.8.2 D.C. SOURCES j

QPERATING LIMITING CONDITION FOR OPERATION 1

3.8.2.1 As a minimum, the following D.C. electrical sources shall be OPERABLE:

5 a.

125 Volt Batteries NK11 and NK13 and associated Full Capacity Chargers NK21, NK23, or installed spare NK25 (powered from NG01),

-and a

b.

125 Volt Batteries NK12 and NK14 and associated Full Capacity l

Chargers NK22, NK24, or installed spare NK26 (powered from NG04).

APPLICABILITY: MODES 1, 2, 3, and 4.

ACTION:

q With one of the required battery banks and/or full capacity chargers inoperable, restore the inoperable battery bank and/or full capacity charger to OPERABLE status within 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> or be in at least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

SURVEILLANCE REQUIREMENTS 4.8.2.l' Each 125-volt battery bank and connected charger shall be demonstrated OPERABLE:

a.

At least once per 7 days by verifying.that:

1)

The parameters in Table 4.8-2 meet the Category A limits, and 2)

The total battery terminal voltage is greater than or equal to 130.2 volts on float charge.

WOLF CREEK - UNIT 1 3/4 8-9 Amendment No. 104

)

e ELECTRICAL POWER SYSTEMS SURVEILLANCE REQUIREMENTS (Continued) b.

At least once per 92 days and within 7 days after a battery discharge with battery terminal voltagr below 110 volts, or battery overcharge with battery terminal voltas above 150 volts, by verifying that:

1)

The parameters in Table 4.8-2 meet the Category B limits, 2)

There is no visible corrosion at either terminals or connectors, or the cell-to-cell and terminal connection resistance of these items is less than 150 x 10 8 ohm, and 3)

The average electrolyte temperature of at least every sixth cell is above 60*F.

t c.

At least once per 18 months by verifying that:

1)

The cells, cell plates, and battery racks show no visual indication of physical damage or abnormal deterioration, 2)

The cell-to-cell and terminal connections are clean, tight, and coated with anti-corrosion material, l

3)

The resistance of each cell-to-cell and terminal connection is l

1ess than or equal to 150 x 10.s ohm, and j

4)

The battery charger will supply at least 300 amperes at 130.2 volts for at least I hour, d.

At least once per 18 months, during shutdown, by verifying that the battery capacity is adequate to supply and maintain in OPERABLE status simulated emergency loads for the design duty cycle when the battery is subject to a battery service test; e.

At least once per 60 months, during shutdown, by verifying that the battery capacity is at least 80% of the manufacturer's rating when subjected to a performance discharge test.

Once per 60 month interval i

this performance discharge test may be performed in lieu of the battery service test required by Specification 4.8.2.1d. ; and f.

At least once per 18 months, during shutdown, by giving performance discharge tests of battery capacity to any battery that shows signs of degradation or has reached 85% of the service life expected for the application.

Degradation is indicated when the battery capacity i

drops more than 10% of rated capacity from its average on previous performance tests, or is below 90% of the manufacturer's rating.

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i WOLF CREEK - UNIT 1 3/4 8-10

TABLE 4.8-2 BATTERY SURVEILLANCE REQUIREMENTS I2)

CATEGORY A(1)

CATEGORY B PARAMETER LIMITS FOR EACH LIMITS FOR EACH ALLOWABLE (3) l DESIGNATED PILOT CONNECTED CELL VALUE FOR EACH CONNECTED CELL j

CELL Electrolyte

> Minimum level

> Minimum level Above top of indication mark,

plates, Level indication mark, and < %" above and not and < %" above i

maximum level maximum level overflowing indication mark indication mark FloatVoltage!

1 2.13 volts 1 2.13 volts (6)

> 2.07 volts Not more than 0.020 below the average of all 1 1.195 connected cells Specifi 1 1.200 Gravity {4)

Average of all Average of all connected cells connectg) cells

> 1.205 1 1.195 TABLE NOTATIONS (1) For any Category A parameter (s) outside the limit (s) shown, the battery may be considered OPERABLE provided that within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> all the Category B measurements are taken and found to be within their allowable values, and provided all Category A and B parameter (s) are restored to within limits within the next 6 days.

(2) For any Category B parameter (s) outside the limit (s) shown, the battery may be considered OPERABLE provided that the Category B parameters are within their allowable values and provided the Category B parameter (s) are restored to within limits within 7 days.

(3) Any Category B parameter not within its allowable value indicates an inoperable battery.

(4) Corrected for electrolyte temperature and level.

(5) Or battery charging current is less than 2 amps when on charge.

(6) Corrected for average electrolyte temperatura.

WOLF CREEK - UNIT 1 3/4 8-11

l ELECTRICAL POWER SYSTEMS D.C. SOURCES SHUTDOWN LIMITING CONDITION FOR OPERATION 3.8.2.2 As a minimum, the following D.C. electrical sources shall be OPERABLE:

a.

125 Volt Batteries NK11 and NK13 and associated Full Capacity

)

Chargers NK21, NK23, or installed spare NK25 (powered from NG01), or l

b.

125 Volt Batteries NK12 and NK14 and associated Full Capacity

{

Chargers NK22, NK24, or installed spare NK26-(powered from NG04).

3 1

APPLICABILITY:

MODES 5 and 6.

i ACTION:

With the required battery bank and/or full capacity charger inoperable,

{

immediately suspend all operations involving CORE ALTERATIONS, positive l

reactivity changes or movement of irradiated fuel; initiate corrective i

action to restore the required battery bank and/or full capacity charger to OPERABLE status as soon as possible.

i f

SURVEILLANCE RE0VIREMENTS 4.8.2.2 The above required 125-volt battery banks and connected chargers l

j shall be demonstrated OPERABLE in accordance with Specification 4.8.2.1.

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WOLF CREEK - UNIT 1 3/4 8-12 Amendment No.104

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ELECTRICAL POWER SYSTEMS 3/4.8.3 ONSITE POWE.R DISTRIBUTION OPERATING LINITING CONDITION FOR OPERATION 3.8.3.1. The following electrical busses shall be energized in the specified manner with tie breakers open between redundant busses within the unit:

a.

Division #1 A.C. Emergency Busses consisting of:

1) 4160-Volt Emergency Bus #NB01, and 2) 480-Volt Emergency Busses #NG01, NG03, and 3) 480-Volt Emergency Bus #NG05E.

b.

Division #2 A.C. Emergency Busses consisting of:

1) 4160-Volt Emergency Bus #NB02, and 2) 480-Volt Emergency Busses #NG02, NG04, and 3) 480-Volt Emergency Bus #NG06E.

c.

120-Volt A.C. Vital Bus #NN01 energized from its associated inverter conr.ected to D.C. Bus #NK01, d.

120-Volt A.C. Vital Bus #NN02 energized from its associated inverter connected to D.C. Bus #NK02, e.

120-Volt A.C. Vital Bus #NNO3 eiergized from it> associated inverter connected to 0.C. Bus #NK03, i

f.

120-Volt A.C. Vital Bus #NN04 energized from its %sociated inverter connected to D.C. Bus #NK04, g.

125-Volt D.C. Bus #NK01 energized from Battery #NK11 and Charger #NK21

[

(or #NK25 powered from NG01),

l h.

125-Volt D.C. Bus #NK02 energized from Battery #NK12 and Charger #NK22 (or #NK26 powered from NG04),

l i

1.

125-Volt D.C. Bus #NK03 energized from Battery #NK13 and Charger #NK23 (or #NK25 powered from NG01), and 1

j j.

125-Volt D.C. Bus #NK04 energized from Battery #NK14 and Charger #NK24 l

(or #NK26 powered from NGO'4).

l APPLICABILITY: MODES 1, 2, 3, and 4.

ACTION:

a.

With one of the required divisions of A.C. emergency busses not fully i

energized due to an item 1) or 2) bus, reenergize the division within 1

8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> or be in at least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in l

COLD SHUTDOWN within the following 30 h rs. With one of the required divisians of A'C. emergency busses not tully energized due to the item

3) bus only, reenergize the division within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> or be in at least HOT E;ANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the folkwing 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

WOLF CREEK - UNIT 1 3/4 8-13 Amendment No. 68,104

1 i

ELECTRICAL POWER SYSTEMS l

LIMITING CONDITION FOR OPERATION ACTION (Continued) b.

With one A.C. vital bus either not energized from its associated inverter, or with the inverter not connected to its associated D.C.

bus:

(1) reenergize the A.C. vital bus within 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> or be in at l

1 east HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />, and (2) reenergize the A.C. vital bus from its j

associated inverter connected to its associated D.C. bus within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> or be in at least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

c.

With one D.C. bus not energized from its associated battery bank or i

charger, reenergize the D.C. bus from its associated battery bank and I

charger within 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> or be in at least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

1 i

j SURVEILLANCE REOUIREMENTS i

j 4.8.3.1 The specified busses shall be determined energized in the required j

manner at least once per 7 days by verifying correct breaker alignment and j

indicated voltage on the busses.

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1 WOLF CREEK - UNIT 1 3/4 8-14 Amendment No. 68

i ELECTRICAL POWER SYSTEMS ONSITE POWER DISTRIBUTION SHUTDOWN LIMITING CONDITION FOR OPERATION 3.9.3.2 As a minimum, one of the following divisions of electri:al busses shall be energized in the specified manner:

4 a.

Division 1, consisting of:

1) 4160 ssit Emergency Bus #NB01, and 2) 480-Volt Emergency Busses #NG01, NG03 and NG05E, and 3) 120-Volt A.C. Vital Busses #NN01 and NNO3 energized from their associated inverter connected to D.C. Busses #NK01 and NK03, and i

4) 125-volt D.C. Busses #NK01 and NK03 energized from Batteries

1. NKll and NK13 and Chargers #NK21 and NK23 (Spare Charger #NK25 powered from NG01 may be connected in place of #NK21 or #NK23),

or i

b.

Division 2, consisting of:

1) 4160-Volt Emergency Bus #NB02, and 2) 480-Volt Emergency Busses #NG02, NG04 and NG06E, and 3) 120-Volt A.C. Vital Busses #NN02 and NN04 energized from their associated inverter connected to D.C. Busses #NK02 and NK04, and 4) 125-Volt D.C. Busses #NK02 and NK04 energized from Batteries

1. NK12 and NK14 and Chargers #NK22 and #NK24 (Sparc Charger #NK26 powered from NG04 may be connected in place of #NK22 or #NK24).

APPLICAoILITY: MODES 5 and 6.

ACTION:

Without one of the above required divisions of electrical busses energized in the required manner, immediately suspend all operations involving CORE ALTERATIONS, positive reactivity changes, or movement of irradiated fuel; initiate corrective action to energize at least one division of the required busses in the specified manner.

SURVEILLANCE REQUIREMENTS 4.8.3.2 The specified busses shall be determined energized in the required manner at least once per 7 days by verifying correct breaker alignment and indicated voltage on the busses.

W0LF CREEK - UNIT 1 3/4 8-15 Amendment No.104