
Electrical wiring diagram symbols list. Also called a power line or electric line or wire. There are several other electrical wiring symbols used in residential and commercial wiring but the above list of symbols are the important ones. Dot shows the junction point. This article shows many of the frequently used electrical symbols for drawing electrical diagrams.
These electrical and electronic circuit symbols are generally used for drawing schematic diagram. Though these standard symbols are simplifiedthe function descriptions can make you understand clearly. Wiring diagrams use simplified symbols to represent switches lights outlets etc. 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 sequence switch 11 multifunction.
Represents two unconnected wiresconductors. Ansiieee standard device numbers. Below lists the most commonly used electrical and electronic symbols that can help you get started quickly. Represents a bus for input or incoming data.