Wiring Diagram Symbol Contactor. Line diagrams a line ladder diagram is a diagram that shows the logic of an electrical circuit or system using standard symbols. Multiple pole switches 1 3 1 2 rs 2 afs 2 figure 3.
Also we will discuss the internal circuit diagram of the contactor used for power control. Normally open normally closed thermal over load grd ch recp pl tr tr tr tr cr m con cr m con ol. Bold lines denote the power circuit and thin lines are used to show the control circuit.
Basic wiring for motor control technical data.
Wiring diagrams comprise a pair of things. Whats wiring diagram a wiring diagram is a kind of schematic which uses abstract pictorial symbols to demonstrate all the interconnections of components in the system. Line diagrams provide a fast easy understanding of the connections and. I operation depressing the start button energizes coil m hold in contacts m and maintains the circuit after the start button is released.