Dol Starter Power Wiring. It comprises an enclosure in steel or plastic a contactor start contact link wires and stop start buttons. The main function of a dol starter is to turn on or turn off a motor.
The thermal overload is supplied as a separate item. Dol starter wiring diagram for three phase motor to wire a 3 phase motor the first thing to wire is a circuit breaker which is a disconnect and connecting point then we will get the supply from the circuit breaker and connect the supply to the contactor or starter and then to the overload relay. Despite this direct connection no harm is done to the motor.
The control circuit and the power circuit.
But large hp motor required special unit called a motor starter. Part number enclosure type coil voltage current rating max. In this article we are going to see the dol starter connection and wiring diagram including thermal overload relay indication circuits. There are two types of circuits in the dol starter diagram given above.
