How To Read Building Wiring Diagram. Indicates current flow downward or. But sometimes designers make some exceptions to have a better layout such as this page.
An example of a wiring diagram for a motor controller is shown in figure 1. A wiring diagram is a pictorial representation of an electric circuit where the elements of the loop and the signal connections between devices and the power source are shown in the conventional methods as simplified shapes. From the switch the cable feeds a light.
Elementary diagram connections wire numbering.
1 master element 2 time delay starting or closing relay 3 checking or interlocking relay 4 master contactor 5 stopping device 6 starting circuit breaker 7 rate of change relay 8 control power disconnecting device 9 reversing device 10 unit. Exactly like reading a book. Think in 3d and where the wires connect its usually marked with a dot showing the connection otherwise just follow it like you would a road map. Circuit diagram connections and crossing wires if wires or lines cross each other and there is no node as shown at the bottom of the above image the wires are not electrically connected.