ML17223A554

Application for Amend to License DPR-67,revising Tech Specs 2.2.1, Reactor Trip Setpoints & 3/4.3.2, ESFAS Instrumentation to Lower Steam Generator level-low Trip Setpoint to Plus or Minus 20.5% Range

ML17223A554
Person / Time
Site:	Saint Lucie
Issue date:	03/09/1990
From:	Goldberg J FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML17223A555	List: ML17223A554 ML17223A556
References
L-90-46, NUDOCS 9003150488
Download: ML17223A554 (6)

Text

ACCELERATED DI UTION DEMON TION SYSTEM

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ACCESSION 'NBR:9003150488 DOC.DATE: 90/03/09 NOTARIZED: YES FACXL:50-335 St. Lucie Plant, Unit 1, Florida Power 6 Light Co.

AUTH.NAME AUTHOR AFFILIATION GOLDBERG,J.H.

Florida Power 6 Light Co.

RECIP.NAME RECXPIENT AFFILIATION Document Control Branch (Document Control Desk)

DOCKET 05000335

SUBJECT:

Application for amend to License DPR-67,revising TSs 2.2.1, "Reactor Trip Setpoints" 6 3/4.3.2, "ESFAS Instrumentation."

DISTRIBUTION CODE:

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+ 3(0 TITLE: OR Submittal:

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NOTE TO ALL"RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTEl CONTACT THE.DOCUMENT CONTROL DESK, ROOM Pl-37 (EXT. 20079) TO ELIMINATEYOUR NAMEFROM DISTRIBUTION LISIS FOR DOCUMENTS YOU DON'T NEEDI TOTAL NUMBER OF COPIES REQUIRED:

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P.O. Box14000, Juno Beach, FL 33408-0420 MARCH 0 9

$990 L-90-4 6 10 CFR 50.90 U. S. Nuclear Regulatory Commission Attn:

Document Control Desk Washington, D.

C.

20555 Gentlemen:

Re:

St. Lucie Unit 1 Docket No. 50-335 Proposed. License Amendment Low Steam Generator Level Reactor Trip and Automatic Feedwater Actuation S stem Set pints In accordance with 10 CFR 50.90, Florida Power

& Light Company (FPL) submits herewith a

request to amend Facility Operating License DPR-67.

The proposed amendment revises Technical Specifications 2.2.1, Reactor Trip Setpoints, and 3/4.3.2, Engineered Safety Feature Actuation System Instrumentation.

The proposed change lowers the Reactor Protective System Steam Generator Level-Low trip setpoint from >37.0% narrow range to >20.54 narrow range.

The Auxiliary Feedwater Actuation System setpoint for the Steam Generator Level-Low trip is lowered from its current value of >29.0< narrow range to >19.04 narrow range.

A change is also being proposed to reduce the auxiliary feedwater system response time on low steam generator level.

Additionally, the proposed change revises the allowable values for steam generator and feedwater header high differential pressure for auxiliary feedwater initiation.

Marked up copies of the affected Technical Specification pages are included as Attachment 1.

A Safety Analysis in support of the proposed amendment is included as Attachment 2.

A "Determination of No Significant Hazards Consideration" is provided as Attachment 3.

Section 4.0 of an Advanced Nuclear Fuels Corporation report entitled "St. Lucie Unit 1 Loss-of-Feedwater Transient with Reduced Steam Generator Level-Low Trip Setpoint" is included as Attachment 4

The proposed amendment has been reviewed by the St. Lucie Facility Review Group and the Florida Power 6 Light Company Nuclear Review Board.

SO03iSO4ee

>0030>

PDR ADOCK 05000335 PDC"

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an FPL GrouP cemP>>V oo

U. S. Nuclear Regulatory Commission L-90-46 Page two In accordance with 10 CFR 50.91(b)(1),

a copy of the proposed amendment is being forwarded to the state designee for the State of Florida.

Please contact us if there are any questions about this submittal.

Very trul

yours,

.k J.

H. Goldberg Executive Vice President JHG/MS D/gp Attachments CC:

Stewart D. Ebneter, Regional Administrator, Region II, USNRC Senior Resident Inspector, USNRC, St. Lucie Plant Mr.

Jacob D.

Nash, Florida Department of Health and Rehabilitative Services

0 STATE OF FLORIDA

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) ss.

COUNTY OF PALM BEACH )

J

~ H. Goldber being first duly sworn, deposes and says:

That he is Executive Vice President, of Florida Power

& Light

Company, the Licensee herein; That he has executed the foregoing document; that the statements made in this document are true and correct to the best of his knowledge, information and belief, and that he is authorized to execute the document on behalf of said Licensee.

I J.

H. Goldbe Subscribed and sworn to before me this

~day of ~, 199'.

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4-

, NOTARY PUB

"..C, in and for the unty of

',PalmrBeach, State of Florida Notary Pufrlic, State of Rorida Ny Commission Expires June 1, 1993 My COmmiSSiOn eXpireS aoaddrhrarcoyraln-l~rancolc.

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