Matchless Dol Switch Wiring Diagram
The dol starter comprises an mccb or circuit breaker contactor and an overload relay for protection.
Dol switch wiring diagram. The r y b is the three phase 380 volts supply. Green and red or start and stop buttons control the contacts. These two buttons i e.
Wiring of the direct on line dol motor starter 1 three phase supply 230volt coil see wiring diagram. The diagram below shows the wiring for a single phase motor and the path through the contactor and overload. And the normally open and normally close push button shown.
The direct on line motor starter dol is designed to switch a single or three phase induction motor at rated voltage. Then read the below article and learn from simple dol starter wiring diagram. Dol starter is starting method 3 phase induction motor pdf direct online starter wiring dol control diagram connection working principle power diagram circuit advantages disadvantages.
It comprises an enclosure in steel or plastic a contactor start contact link wires and stop start buttons. The wiring diagram for a dol stater is shown below. 1 2 2kw motor with a flc of 5 amps 415volts will need a tr2 d09310 overload rated at 4 00 6 00.
Water pump controller with float switch auto manual connection of water pump motor. 1 the following links are pre fitted to the starter. Working principle of dol starter.
The main heart of dol starter is relay coil. A direct online starter consists of two buttons a green button for starting and a red for stopping purpose of the motor. It comprises an enclosure in steel or plastic a contactor start contact link wires and stop start buttons.