ML20036B299

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Amend 74 to License NPF-62,revising CPS TS 3/4.3.4.2, End- Of-Cycle Recirculation Pump Trip Sys Instrumentation
ML20036B299
Person / Time
Site: Clinton Constellation icon.png
Issue date: 05/13/1993
From: Dyer J
Office of Nuclear Reactor Regulation
To:
Shared Package
ML20036B300 List:
References
NUDOCS 9305180493
Download: ML20036B299 (5)


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.7-UNITED STATES f,

2L[Aj NUCLEAR REGULATORY COMMISSION 3

g WASHINGTON, D.C. 20555-0001 i

ILLINDIS POWER COMPANY. ET AL.

DOCKET NO. 50-461 CLINTON POWER STATION. UNIT NO. 1 AMENDMENT TO FACILITY OPERATING LICENSE Amendment No. 74 License No. NPF-62 1.

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

A.

The application for amendment by 111inois Power Company * (IP), and Soyland Power Cooperative, Inc. (the licensees) dated February 11, 1993, 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; 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 i

conducted in compliance with the Commission's regulations; l

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 i

E.

The issuance of this amendment is in accordance with 10 CFR i

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 Specifi-cations as indicated in the attachment to this license amendment, and paragraph 2.C.(2) of Facility Operating License No. NPF-62 is hereby

(

amended to read as follows:

  • Illinois Power Company is authorized to act as agent for Soyland Power i

Cooperative, Inc. and has exclusive responsibility and control over the physical construction, operation and maintenance of the facility.

j 9305180493 930513 ADOCK0500gi PDR P

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(2)

Technical Specifications and Environmental Protection Plan The Technical Specifications contained in Appendix A and the Environmental Protection Plan contained in Appendix B, as revised through Amendment No. 74 are hereby incorporated into this license.

Illinois Power Company 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.

FOR THE NUCLEAR REGULATORY COMMISSION

[ Mf k

James E. Dyer, Director I

Project Directorate III-2 Division of Reactor Projects - III/IV/V Office of Nuclear Reactor Regulation

Attachment:

Changes to the Technical Specifications Date of Issuance: May 13, 1993 l

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ATTACHMENT TO LICENSE AMENDMENT NO. 74 FACILITY OPERATING LICENSE NO. NPF-62

i DOCKET NO. 50-461 i

i Replace the following pages of the Appendix "A" Technical Specifications with the attached pages. The revised page is identified by amendment number ar.d contains a vertical line indicating the area of change. The corresponding i

overleaf page, as indicated by an asterisk, is provided to maintain document i

completeness.

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i Remove Paoes Insert Paaes 3/4 3-53 3/4 3-53

  • 3/4 3-54
  • 3/4 3-54 t

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INSTRUMENTATION END-OF-CYCLE RECTRCULATION PUMP TRIP SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS (Continued) 4.3.4.2.3 The END-OF-CYCLE RECIRCULATION PUMP TRIP SYSTEM RESPONSE TIME of each trip function shown in Table 3.3.4.2-3 shall be demonstrated to be within its limit at least once per 18 montht.

Each test shall include at least the logic of one type of channel input, turbine control valve fast closure or turbine stop valve closure, such that both types of channel inputs are tested at least once per 36 months. The measured time shall be added to the most recent breaker arc suppression time and the resulting END-OF-CYCLE RECIRCULATION PUMP TRIP SYSTEM RESPONSE TIME shall be verified to be within its limits.

4.3.4.2.4 The time interval necessary for breaker arc suppression from energization of the recirculation pump circuit breaker trip coil shall be measured at least once per 60 months.

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CLINTON - UNIT 1 3/4 3-53 Amendment No. 74

TABLE 3.3.4.2-1 OI; END-OF-CYCLE RECIRCULATION PUMP TRIP SYSTEM INSTRUMENTATION s

z MINIMUM OPERABLE SE CHANNELS ((jTRIP

q TRIP FUNCTION FUNCTION 1.

Turbine Stop Valve - Closure 4(D) 2.

Turbine Control Valve-Fast Closure 4(b)

(a) A channel may be placed in an inoperable status for up to 6 ho::rs for required surveillance l

provided at least two OPERABLE channels are monitoring that parameter.

(b) This function shall De automatically bypassed when turbine first stage pressure is less than the value of turbine first stage pressure corresponding to 40% of RATED THERMAL POWER.

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