3 Phase Contactor Wiring. 3 phase motor contactor wiring diagram. When you press the start button and the stop button is not pressed the 24vdc relay energizes and it pulls in the r1 contactor that feeds three phase power to the motor.
Magnetic Contactor Connection Diagram Magnetic Contactor Connection Diagram With A Three In 2020 Electrical Circuit Diagram Basic Electrical Wiring Electrical Motors from www.pinterest.com
240 volts ac and 480 volts ac are commonly used for these large pieces of. Using this method the current is balanced between the 3 poles on the overload. See image below for an example of 3 wire control being used to pull in a contactor to start a 3 phase motor.
The below wiring diagram shows how we would assemble a complete motor starter with a start stop button for a single phase motor utilizing a 3 pole contactor.
This directs the current through from l2 and directs it through the 3 rd phase on the contactor and overload l3 t3. See image below for an example of 3 wire control being used to pull in a contactor to start a 3 phase motor. A wiring diagram is a simplified conventional pictorial representation of an electric circuit. 1 phase size 00 to 3 43 2 phase and 3 phase size 00 to 5 44 3 phase size 6 45 3 phase size 7 46 3 phase additions and special features 47 50 integral self protected starters 51 57 integral 18 state of auxiliary contacts 51 52 integral 32 and 63 state of auxiliary contacts 53 54 wiring diagrams 55 57.
