Home > Residential > Power Interruptions > Why it happens

Why it happensPrint this page 

Common causes of power disruption

TNB System

  • Short circuits in the TNB distribution system
  • Land or underground line cables which have been severed
  • TNB system upgrading works


Weather/Third Party Involvement

  • Accidents which involve TNB installations such as poles and others
  • Pilferage of TNB installations
  • Extreme weather conditions such as floods
  • Third party works beyond TNB’s control such as road excavations


Customer’s Premises

  • Defective wiring system at the customer’s premises
  • Short circuits in the premises
  • Faulty appliances