Brilliant Dol Starter Diagram 3 Phase
The r y b is the three phase 380 volts supply.
Dol starter diagram 3 phase. Which is very simple to understand the complete connection. A dol starter also known as a direct on line starter or across the line starter is a method of starting a 3 phase induction motor. A wiring diagram of a dol starter is shown below.
In the above dol starter diagram. The thermal overload is supplied as a separate item. A dol motor starter contains protection devices and in some cases condition monitoring.
It comprises an enclosure in steel or plastic a contactor start contact link wires and stop start buttons. The coil of the contactor is 380 vac. Despite this direct connection no harm is done to the motor.
And nc off switch and no on switch. It comprises an enclosure in steel or plastic a contactor start contact link wires and stop start buttons. In a dol starter an induction motor is connected directly across its 3 phase supply and the dol starter applies the full line voltage to the motor terminals.
In this post you will see the simple dol starter wiring diagram. Direct on line dol motor starter description the direct on line motor starter dol is designed to switch a single or three phase induction motor at rated voltage. 3 phase motor wiring diagrams electrical info pics.
The thermal overload is supplied as a separate item. The control wiring will be as that for the 240vac coil version of the 3 phase system. The control circuit and the power circuit.