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Distribution Maintenance Program requires the distribution Utilities (DU) to prepare distribution maintenance program based on forecasted demand, user's provisional maintenance program, and requests for maintenance schedule:

  • 3 – Year maintenance program
  • Annual Maintenance program
  • Monthly maintenance program

Service Life:

  • Electrical Equipment – Designed for certain economic service life
  • Equipment Life – Dependent on operating environment, maintenance program, quality of the original manufacture and installation
  • Beyond Service Life Period – They are not expected to render their services according to its expectations with desired efficiency.

General Causes of Equipment Failure Much Earlier Than Expected Economic Life span?

  • Poor quality of raw material
  • Workmanship and manufacturing techniques
  • Frequent electrical, mechanical, and thermal stresses during the operation.