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Log in Calculators

Expected Outage Hours

Turn a regional reliability baseline and the site's own history into the outage hours a backup plan should actually cover.

Inputs

Inputs and assumptions

Excluding major storm events, which are counted separately in most reliability data.

The rare storm the plan should survive, not the annual average.

Result

Value of covering the expected hours
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Hours including a major event
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Value of covering one major event
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Expected non-event outage hours per year
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What to check

  • Utility reliability report or a public SAIDI figure for the area
  • The site's own outage log

Related calculators

Cost model from your inputs. Fuel price at the volume you buy, the load factor you actually run, and the maintenance contract you actually sign decide the answer; replace these defaults with your own numbers.

Saved calculations

Keep the assumptions with the result.

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