A complete direct online starter - dol starter diagram with motor and control wiring. In the diagram magnetic contactor, overload relay and switches shown.
This post is about the dol starter diagram. As you know that dol starter is a starter which contain a magnetic contactor, overload protection relay and NC/NO push button switches. I also share the dol starter wiring diagram. In which I shown the MCCB circuit breaker (molded case circuit breaker) magnetic contactor and thermal overload relay and complete controlling and power wiring. In the today dol starter diagram. I will only shown the symbol type diagram. This diagram contain the complete wiring of a direct online starter.


DOL (Direct Online Starter) Wiring Diagram




In the above dol starter diagram. The R,Y,B is the three phase 380 volts supply. The coil of the contactor is 380 VAC. And the normally open and normally close push button shown. the contactor connection with thermal overload relay and the motor connection with overload relay is shown. Also the earth connection is provided to the motor.
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Sikandar Haidar

Sikandar Haidar is a Electrical technology student who love to write about the electrical wiring and controlling system, Alos have a youtube channel with name of Electrical Urdu tutorials..

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