DOL Panel

DOL Panel

Direct On-Line Control Panels are used for switching three-phase AC Motors/Submersible pumps up to 20 HP at 415V AC. A direct on line panel can be used if the high inrush current of the motor does not cause excessive voltage drop in the supply circuit.

Salient Features


  • Digital Voltage and Ampere Meter.
  • Protects motor from running in Two Phases.
  • Protects motor against reverse running.
  • Overloading Protection with its most accurate thermal Bi-Metallic Overload relay.
  • Startup delay timer.
  • Protects motor against Unbalanced voltages.
  • Automatically starts the motor in healthy conditions.

Microprocessor Technology

Different Indication for Reverse Phase

Unbalanced Voltage Protection

Double Display Digital Meter

DOL Panel Boparai

DOL Panel