Providing power supply by getting high voltage lines from pwer company and changing to low voltage (AC200V/100V) by trnasformer.

Board equipped at power receiving point, where main feeders are located from switchboard to each point and providing power supply to further distribution board.

Switchboad equipped at power receiving point where main feeders are located and providing power supply to further disstribution board. Dirstribution boards are equipped at each floor or partition and are managing power supply by circuit breaker, generally supplying AC200V/100V in sigle phase/3 wire circuit. Power control panel is for the supply of power supply to 3 phase loading and has the internal control appratus or equipment for the drive of power load.

Providing power supply by non-utility generator, changing the power supply from power company at the time of emergency like as power failure, etc.