DOL Motor Starter

DOL Motor Starter
Motor Starters

DOL Motor Starter

Jay Proton's DOL (Direct-On-Line) Motor Starter delivers instant full-voltage starting for three-phase induction motors. Built with a heavy-duty enclosed contactor and integrated thermal overload relay, it provides reliable motor protection and control for agricultural pump sets and industrial applications.

Widely used for borewell pump sets, irrigation systems, and general-purpose three-phase motor control. The thermal overload relay protects the motor from sustained overcurrent while the contactor provides reliable make-and-break switching for long service life.


Key Features

  • Full-voltage direct-on-line starting
  • Integrated thermal overload relay
  • Heavy-duty contactor with high contact endurance
  • Available in 1 HP to 25 HP ratings
  • IS/IEC compliant construction
  • Suitable for agricultural and industrial pump sets

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