What is a Contactor?
A contactor is an electrically controlled switch used for switching a power circuit, similar to a relay except with higher current ratings. A contactor is controlled by a circuit which has a much lower power level than the switched circuit. Contactors are often used for 150 Hp motor.
- You may Also read : Rated characteristics of Electrical Contactors
Magnetic contactor is a device or switch which operate magnetically and close or open the electric circuit.