ML071350097

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Meeting Handout on Alternate Safety Power Source - Summer
ML071350097
Person / Time
Site: Summer South Carolina Electric & Gas Company icon.png
Issue date: 05/02/2007
From:
SCANA Corp, South Carolina Electric & Gas Co
To:
Office of Nuclear Reactor Regulation
References
Download: ML071350097 (5)


Text

Alternate Safety Power Source:

  • Reduced Risk to Loss of Offsite Power

- Previous: 41% Contributor to CDF

- Current: 19% Contributor to CDF

  • Resulted in 30% Reduction In Core Damage Frequency

- Current: 3.1E-5/year (1 in 32,200 years)

  • Ability to Provide Power to Either Safety Related Bus
  • Weather Protected Underground Feeder
  • Allows 14 Day LCO on Diesel Generators

Reactor Vessel Hydra Nuts:

Reactor Vessel Volumetric Inspection: