ML17059A255

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Amend 147 to License DPR-63 Changing TS Eliminating Unnecessary Testing of Operable EDG When Redundant EDG Becomes Inoperable
ML17059A255
Person / Time
Site: Nine Mile Point Constellation icon.png
Issue date: 04/06/1994
From: Capra R
Office of Nuclear Reactor Regulation
To:
Shared Package
ML17059A256 List:
References
NUDOCS 9404140331
Download: ML17059A255 (8)


Text

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UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 2055&0001 NIAGARA MOHAWK POWER CORPORATION DOCKET NO. 50-220 NINE MILE POINT NUCLEAR STATION UNIT NO.

AMENDMENT TO FACILITY OPE NG LICENSE Amendment No. 147 License No.

DPR-63 1.

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

A.

The application for amendment by Niagara Mohawk Power Corporation (the licensee) dated January 21,

1994, 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 Operating License No.

DPR-63 is hereby amended to read as follows:

9404i40331 940406 PDR ADOCK 05000220 P

PDR

(2)

Technical S ec fications The Technical Specifications contained in Appendices A and B,

as revised through Amendment No. 147, are hereby incorporated in the license..

The licensee shall operate the facility in accordance with the Technical Specifications.

3.

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

FOR THE NUCLEAR REGULATORY COMMISSION

Attachment:

Changes to the Technical Specifications Date of Issuance:

April 6, 1994 Project Directorate I-I Division of Reactor Projects I/II Office of Nuclear Reactor Regulation

4

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TTACHMENT TO LICENSE AMENDMENT ENDMENT N0.147 TO FACILITY OPERATING LICENSE NO.

DPR-63 DOCKET NO. 50-220 Revise Appendix A as follows:

~RP 256 Insert Pa e

256

LIMITINGCONDITION FOR OPERATION SURVEILLANCEREQUIREMENT c.

One diesel-generator power system may be inoperable provided two 115 kv external lines are energized.

If a dieselgenerator power system becomes inoperable, it shall be returned to an operable condition within seven days.

In addition, if a diesel-generator power system becomes inoperable coincident with a 115 kv line de-energized, that diesel-generator power system shall be returned to an operable condition within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

.d.

If a reserve power transformer becomes inoperable, it shall be returned to service within seven days.

e.

For all reactor operating conditions except startup and cold shutdown, the following limiting conditions shall be in effect:

t1)

One operable dieselgenerator power system and one energized 115 kv external line shall be available.

If this condition is not met, normal orderly shutdown will be initiated within one hour and the reactor will be in the cold shutdown condition within ten hours.

c.

QgILkk - determine the cell voltage and specific gravity of the pilot cells of each battery.

d.

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- prior to startup the operable diesel-generator shall be tested for automatic startup and pickup of the load required for a loss-of-coolant accident.

e.

IIIII'@gr-If a diesel-generator becomes inoperable from any cause other than an inoperable support system or preplanned maintenance or testing, within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />, either determine that the cause of the diesel~enerator being inoperab'le does not impact the operability of the operable diesel-generator or demonstrate operability by testing the operable diesel-generator.

Operability by testing will be demonstrated by achieving steady state voltage and frequency.

AMENDMENTNO. Qk 147 256