ML20206J841

Amend 52 to License DPR-34,increasing Circulator speed-high Steam Trip Setting Listed in Table 4.4-3 of Tech Specs

ML20206J841
Person / Time
Site:	Fort Saint Vrain
Issue date:	04/06/1987
From:	Berkow H Office of Nuclear Reactor Regulation
To:
Shared Package
ML20206J752	List: ML20206J748 ML20206J841 ML20206J933
References
TAC-55294, NUDOCS 8704160198
Download: ML20206J841 (4)

Text

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UNITED STATES NUCLEAR REGULATORY COMMISSION y ' g( [ ,g WASHINGT ON, D. C. 20555 5 .

• s; m.;l/ , }' j PUBLICSERVICECOMPANYbFCOLORADO

--- - DOCKET NO. 50-267 FORT ST. VRAIN NUCLEAR GENERATING STATION AMENDMENT TO FACILITY OPERATING LICENSE

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Amendment No. 52 License No. DPR-34

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

A. The application for amendment by Public Service Company of Colorado (the licensee) dated May 10, 1984, as supplemented by ,

letter dated December 27, 1984, 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 confonnity with the application, O;j the provisions of the Act, and the rules and regulations of the Commission, .

C. There is reasonable assurance: (1)'that the activities authorized by this amendment can be conducted without

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endangering the health and safety of the public, and (ii) .that.'

such activities wil1 be conducted in compliance with the Comission'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 l Part 51 of the Comission's regulations and all applicable requirements have been satisfied.

8704160198 870406 '

l PDR ADOCK 05000267 I P PDR

2. Accordingly, the license is amended by changes to the Technical Specifications as indicated in the attachment to this license amendment, and paragraph 2.D(2) of Facility Operating License No.

DPR-34 is hereby amended to read as follows:

(2) Technical Specifications -

The Technical Specifications contained in Appendices A and B, as revised through Amendment No. 52 , 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.

FOR THE NUCLEAR REGULATORY COMMISSION ,

erbert N.'Berkow, Director Standardization and Special Projects Directorate Division of PWR Licensing-B Office of Nuclear Reactor Regulation

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Attachment:

Changes to the Technical '

Specifications .

Date of Issuance: April 6, 1987 ,

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ATTACHMENT TO LICENSE AMENDMENT NO. 52 TO FACILITY OPERATING LICENSE NO. DPR-34 DOCKET NO. 50-267

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Replace the following page of the Appendix A Technical Specifications with the attached page as indicated. The revised page is identified by amendment number and contains a vertical line indicating the area of cnange. ,

Remove Insert 4.4-6 4.4-6

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Fort St. Vrain #1 g

Technical Specifications Amendment #52 Page 4.4-6 Specification LC0 4.4-1 TABLE 4.4-3 INSTRUMENT OPERATING REQUIREMENTS FOR PLANT PROTECTIVE SYSTEM, CIRCULATOR TRIP MINJMUM MINIMUM PERMlSSIBLE TRIP OPERABLE DEGREE OF BYPASS

-NO. FUNCTIONAL UNIT SETTING CHANNELS REDUNDANCY CONDITIONS

1. Circulator Speed-Low 1910 rpm Below 2 (f) 1- Less than 30%

(r) Nonnal as Rated Power

> Programmed by FW Flow -

2a. Loop 1, Fixed Feedwater 20% of Rated 2 (f) 1 Less than 3.0%

Flow-Low (Both Full Load Rated Power Circulators) 2b. Loop 2, Fixed Feedwater 20% of Rated 2.(f) 1 Less than 30%

Flow-Low (Both Full Load Rated Power Circulators)

3. Loss of Circulator >475 psid 2 (f) 1 None Bearing Water (r.)

4. Circulator Penetration <810 psig

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2 (f) 1 None Trouble (r) ,

5. Circulator Drain >5 psid 2 (f) 1 None Malfunction (r) .

6. Circulator Speed-High <11,700 rpm 2 (f) 1 None', ,

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-Steam (r)

7. Manual ----------- 1 0 None

8. Circulator Seal >-10"H 2 0, or 2 (f) 1 Opposite loop Malfunction (r) shutdown g

{80" hod 2 circulator seal malfunction trip or other circulator in same loop

9. Circulator Speed- <8,800 rpm 2 (f)* 1* None High Water

• Minimum operable channels and minimum degree of redundancy must be maf'ntained on at Icast one helium circulator per loop. If the minimum number of channels and th'e minimum degree of redundancy are not maintained as required, reactor power shall b'e reduced to 50% of rated thermal power within 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />. .

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