Introduction
This is a very simple circuit.In this circuit overload relay is used wchich protects the motor.The contactor is used for interlocking and the pish buttons are used to start or stop the motor.
Explanation
In this circuit a supply comes through the line and then the devices starts taking supply which are installed in it.There are two main fuctions held in it.One is to start the motor and the other is to stop the motor.In this circuit the motor can be start or stop manualy.In this circuit the two main contactors are used one is connected in series and the other is connected to the parallel of the start push button.By using this when you push the start button the motor starts and when you pull the stop button the stops and no any abnormal or any faulty situation will be created.
Circuit Diagram
Uses
This circuit is mostly used in low level industries or factories only.
