Dol Starter Power Circuit Diagram Pdf. A direct online starter consists of two buttons a green button for starting and a red for stopping purpose of the motor. The circuit breaker is used for protection against short circuits while the overload relay protects the motor from overloading.
The simplest form of motor starter for the induction motor is the direct on line starter. It comprises an enclosure in steel or plastic a contactor start contact link wires and stop start buttons. Wiring of the direct on line dol motor starter 1 three phase supply 230volt coil see wiring diagram.
Electromagnetic contactor which can be opened by the thermal overload relay under fault conditions.
It shows the elements of the circuit as streamlined shapes and the power and signal links in between the tools. The circuit breaker is used for protection against short circuits while the overload relay protects the motor from overloading. The direct on line motor starter dol is designed to switch a single or three phase induction motor at rated voltage. Electromagnetic contactor which can be opened by the thermal overload relay under fault conditions.
