ML20249C467

Forwards Pbaps,Unit 2,COLR Reload 11 Cycle 12,Revs 4,5 & 6. Revs Incorporate Changes to Thermal Limits & Corrects Typos

ML20249C467
Person / Time
Site:	Peach Bottom
Issue date:	06/23/1998
From:	Geoffrey Edwards PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20249C468	List: ML20249C467 ML20249C472 ML20249C475 ML20249C479
References
NUDOCS 9806300079
Download: ML20249C467 (1)

Text

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A TS 5.6.5.d v

PECO NUCLEAR escmo c-v Nuclear Group Headquarters A UNir or PECO EMRcy 965 Chestertwook Boulevard Wayne PA19087-5691 June 23,1998 Docket No. 50-277 1.

l License No. DPR-44 L

i l

U.S. Nuclear Regulatory Commission l

Attention: Document Control Desk Washington DC 20555

Subject:

Peach Bottom Atomic Power Station, Unit 2 i Issuance of the Core Operating Limits Report l for Reload 11, Cycle 12, Revision 4,5, and 6  ;

Dear Sir / Madam:

Enclosed are copies of the Core Operating Limits Report (COLR) for Peach Bottom

Atomic Power Station (PBAPS), Unit 2, Reload 11, Cycle 12 (Revisions 4,5, and 6).

Revision 4 incorporates changes to the thermal limits necessary to account for the impact of a Reactor Water High Level Trip time delay of 0.7 seconds, and to permit operation of l the reactor with a Final Feedwater Temperature Reduction of 80 degrees Fahrenheit I between end-of-rated and end-of-cycle. Revision 5 corrects typographical errors.

Revision 6 incorporates the thermal limit changes associated with operation between end-of-rated and end-of-cycle with a Final Feedwater Temperature Reduction of 90 degrees Fahrenheit.

l These COLRs are being submitted to the NRC in accordance with PBAPS, Unit 2 l Technical Specifications (TS) Section 5.6.5.d.

If you have any questions, please do not hesitate to contact us.

V truly /

// yo [s,

< Garrett D. Edwards Director- Licensing , _n [

Enclosure cc: H. J. Miller, Administrator, Region I, USNRC (w/ Enclosure)

A. C. McMurtray, USNRC Senior Resident inspector, PBAPS (w/ Enclosure) i 9906300079 980623 "

PDR ADOCK 05000277

'P PDRj L _____-__________ - ____