05000296/LER-1980-021, Forwards LER 80-021/03L-0

Forwards LER 80-021/03L-0

ML18025A955
Person / Time
Site:	Browns Ferry
Issue date:	07/03/1980
From:	Calhoun J TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML18025A957	List: 05000296/LER-1980-021, Forwards LER 80-021/03L-0 05000296/LER-1980-021-03, /03L-0:on 800609,during Normal Operation,Reactor Core Isolation Cooling Turbine Tripped on Overspeed Due to Loss of Speed Control.Caused by Failure of Voltage Suppressor CR-1,type S-240,in Egm Box
References
NUDOCS 8007110388
Download: ML18025A955 (2)

LER-1980-021, Forwards LER 80-021/03L-0

Event date:
Report date:
2961980021R00 - NRC Website

text

TENNESSEE VALLEYAUTHORITY hTTANOOGA. TENNESSEE 37401 5~u Chestnut Street Tower XX July 3, 1980 ur. Za cs P. O~Reilly, mrector IJ.S.

Nuc1ear Regulatory Cozudasion Office of Xnsyection and Enforce cnt Region XX 101 Marietta Street, Suite 3100 Atlanta, Georgia 30303 Boar Hr. OrReilly:

TENNESSEE U~ AUTIIORXTY-3ROHHS PERRY HUCLEAi< PLANT K<IT 3 - DOCKI'T BO, 50>>296 - FACILITY OPERATDIG LICENSE DPR 68 - RBPORTASLE OCCURREICP REPORT BPRO-90-296/8021

'he enclosed report provides. details concerning reactor core iso1ation cooling turbine which tripped on overspeed due to the loss of speed control while perfomdng Surveillance Instruction 4.5.P.l,d and e.

This rcport is subbed.tted in accordance arith Brooms Perry unit 3 Tcchnical Specification 6.7.2.1(2)'

Very truly yours, TENNESSEE VALLEY AUTHORITY J

R. Calhoun Mrcctor of Nuclear Power Enclosure (3) cc (Enclosure):

director (3)

Office of Management Information and Program Control U.S. Nuclear Regulatory Co~ssion Mashington, DG 20555 erector (40)

Office of Xnspection and Enforcement Ua8 Nuclear Regulatory COMlission Hr. MllLavallee

'uclear Safety Analysis Center Palo Alto, California 94303

'fr.

R. P. Sullivan, HRC Xnspector, Brows Terry go>>

5/y An Equal Opportunity Employer

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