Wiring Diagram Symbols. Elementary diagram connections wire numbering. Current flow causes a headlam filament to heat up and cast light.
Common schematic drawing symbols plug male socket plug female coax plug male slow operating relay delay on wire connections two wires wire connections crossed wires crossing not connected terminal connector terminal block earth connection noiseless earth protective earth chassis earth equipotentiality ammeter voltmeter circuit breaker. Outlet for water heater. Like transistors ground wires bulbs batteries resistors etc.
The following table provides the commonly used electrical wiring schematic symbols for push buttons and lamps which comply with the iec and bs electrical symbols.
The first alphabetical symbol indicates the location site of the connector andanumberthatfollowsistheuniquenumbernumbersareassignedto parts in clockwise order on the diagram. One line diagrams company document ns 501 502. When you employ your finger or follow the circuit with your eyes it may be easy to mistrace the circuit. An extensive collection of electrical diagram templates can be found in the electrical engineering category.