ML20195C791

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Forwards Revised COLR for Byron Unit 2,IAW 10CFR50.59.Rev Accounts for Planned Increase of Reactor Coolant Full Power Average Operating Temp from 581 F to 583 F
ML20195C791
Person / Time
Site: Byron Constellation icon.png
Issue date: 05/25/1999
From: Levis W
COMMONWEALTH EDISON CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20195C794 List:
References
BYRON-99-0086, BYRON-99-86, NUDOCS 9906080309
Download: ML20195C791 (1)


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('ommonw calth I dison Compan) i lly ron Generating Station 4 450 North bcrinan Church Road I

fly ron, ll. 610lm)') i Ill 815-23 4 5 4 il May 5d,1999 LTR:

BYRON 99-0086 File:

1.02.1052.194 i

United States Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D. C. 20555-001 Byron Station Unit 2 Facility Operating License No. NPF-66 NRC Docket No. STN 50 - 455

Subject:

Core Operating Limits Report for Byron Station, Unit 2 Cycle 8A (BY2C8A)

Reference:

W. Levis (Commonwealth Edison Company) to U.S. NRC Document i

Control Desk, Byron Station Unit 1 Cycle 9 Core Operating Limits Report and Byron Station Unit 2 Cycle 8 Core Operating Limits Report, dated January 29,1999.

The Byron Station Unit 2 Core Operating Limits Report (COLR) has been revised to account for a planned increase of the Reactor Coolant full power average operating temperature from 581 F to 583" F. This change has been made in accordance with 10 CFR 50.59.

NRC approved analytical methods, as documented in Technical Specification 5.6.5,

" Core Operating Limits Report" were used to demonstrate all applicable core operating limits of the safety analysis will continue to be met. Attached is a copy of the COLR for BY2C8A. Revision lines identify revisions from the referenced COLR.

1 Should you have any questions concerning this matter, please contact Brad Adams at i

(815) 234 -5441, extension 2280.

iqpirrely,g d/

William Levis Site Vice President Byron Station WL/JUrp

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Attachment Q{

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Regional Administrator - NRC Region lli NRC Senior Resident inspector - Byron Station 9906080309 990525 PDR ADOCK 05000455 P

PDR A Unicom Company J

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