Three-phase DOL is capable of operating all kinds of submersible motors and pumps. They provide full protection to the motors/pumps and their best application is at all levels – domestic, industrial, and commercial.


  • Avoids the motor/pump from heating up when using faulty or damaged equipment. It also secures the motor from getting damaged due to over-usage.
  • Provision for the display of the details of current flowing into the equipment. These details are more reliable and accurate than that of an analog meter.
  • Full protection provided when only two-phase is present and one phase is absent. Monitors the level of water available and automatically switches on/off the motor as

Technical Specs:

  • Input supply:415V, 50Hz
  • Load capacity: 20Amp.(7.5HP)
  • Electronic Overload Protection: 2-20 Amp (settable)
  • Over-voltage protection: above 490V
  • Under-voltage Protection: Below340V
  • Electronic Dry-run Protection: 1-18A (settable)


Weight (kg) 2.368
Length (cm) 23
Width (cm) 11
Height (cm) 27

Additional information

Weight 2.368 kg
Dimensions 23 × 11 × 27 cm


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