Standard Circuit Symbols For Circuit Schematic Diagrams Standard Circuit Symbols For Circuit Schematic Diagrams. Circuit symbols are used in circuit schematic diagrams which show how a circuit is connected together electrically. The standard circuit component symbols and circuit symbols are important for circuit schematic diagrams. Electrical Symbols | Electronic Symbols | Schematic symbols 107 rowsElectrical Symbols & Electronic Symbols. Electrical symbols and electronic circuit symbols COMPONENT NAMEMEANINGElectrical WireConductor of electrical currentConnected WiresConnected crossingNot Connected WiresWires are not connectedSPST Toggle SwitchDisconnects current when openSee all 107 rows on wwwdtables Circuit Symbols of Electronic Components PDF fileAlso see: Circuit Diagrams Circuit symbols are used in circuit diagrams which show how a circuit is connected together. The actual layout of the components is usually quite different from the circuit diagram. To build a circuit you need a different diagram showing the layout of the parts on stripboard or printed circuit board. Wires and connections Electrical Symbols & Electronic Symbols in PDF Electrical Symbols & Electronic Symbols in PDF The largest collection of symbols in the network in PDF format. For consultation and interpretation of components, devices and electrical and electronic circuit