ML17266A441

Updated LER 77-022/01T-1:on 770408,design Study Determined That Installed Atmospheric Steam Dump Valves Did Not Meet Criteria for Cooldown to Shutdown Cooling Window.Caused by Design Error in Sizing of Steam Dump Valves

ML17266A441
Person / Time
Site:	Saint Lucie
Issue date:	03/20/1981
From:	Pace P FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17209A976	List: ML17209A975 ML17266A441
References
LER-77-022-01T, LER-77-22-1T, NUDOCS 8104240526
Download: ML17266A441 (1)

Text

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'MO )0 BVG>>NT OBSC<IIP ~ ION ANO PACBABL- CONSccuKiIC-S ~lo A desitn study had shovn that the installed atmospheric steam do!ap valves (I-llCV-08-2A&B) did not meet the criteria of 1'SAR Section 1 0. 3 . 3 for cooldown to the shutdown cooling window. This could have pres'ented a problem only in the unlikely event tl)at offsite power was unavailable

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