Industrial Motor Control Diagrams. Different types of industrial control systems include supervisory control and data acquisition scada distributed control systems dcs and programmable logic controllers plc. Basic wiring for motor control technical data.
The contacts m will be controlled by the coil m. Wiring diagrams show the connections to the controller. These diagrams are current at the time of publication check the wiring diagram supplied with the motor.
The lower voltage is then used to supply power to the left and right rails of the ladder below.
Motor contactor or starter coils are typically designated by the letter m in ladder logic diagrams. Refer to the motor manufacturers data on the motor for wiring diagrams on standard frame ex e ex d etc. Tion diagrams show the actual connection points for the wires to the components and terminals of the controller. L1 l2 and l3 represent the three phase power supply conductors.