Types of Motor Starter :

A motor starter is an electrical device that is used to start & stop a motor safely. Similar to a relay, the motor starter switches the power ON/OFF & unlike a relay, it also provides a low voltage & overcurrent protection.

The main function of a motor starter is;

1. To safely start a motor
2. To safely stop a motor
3. To reverse the direction of a motor
4. To protect the motor from low voltage & overcurrent.

Below are the various types of motor starter used to run motor :

1. Direct – On – Line (DOL)
2. Star – Delta 
3. Variable Frequency Drive
4. Softstarter
5. Auto transformer