Electrical Symbols

Description of Electrical Symbols

A catalogue of electrical symbols containing electronic components and power elements.
*** Basic components
- AC Voltage source
- Battery
- Bell
- Cell
- Chassis ground
- Current controlled current source
- Current source
- DC Voltage source
- Digital ground
- Dip Switch
- Fuse
- Ground
- Photoresistor
- Push button (Normally open)
- Push button (Normally closed)
- Resistor
- Speaker
- SPDT
- SPST
- Tapped resistor
- Thermistor
- Trimmer
- Variable resistor
- Voltage controlled current source
- Wire
- Wires not connected
- Wires connected
*** Electronics
- Adjustable Inductor
- BJT (NPN)
- BJT (PNP)
- Capacitor
- Current regulator diode
- Diode
- Ferrite core inductor
- IGBT
- Inductor
- Iron core Inductor
- JFET N Channel
- JFET P Channel
- LED
- Op amp
- Photodiode
- Polarized capacitor
- Schottky diode
- Shunt inductor
- Tapped inductor
- Tunnel diode
- Varactor diode
- Variable capacitor
- Variable inductor
- Zener diode
*** Machines
- AC Motor
- Generator
- Motor
- Transformer
- Wattmeter
*** Power
- Busbar
- Circuit breaker
- Circuit breaker with thermal overload device
- Circuit breaker with magnetic overload device
*** Digital
- AND Gate
- NAND Gate
- NOR Gate
- NOT Gate
- OR Gate
- XNOR Gate
- XOR Gate
*** Single line diagram (One line diagram)
- Ammter
- Contactor
- Current transformer
- Frequency meter
- Generator
- HV Circuit breaker
- HV Draw out circuit breaker
- Inverter
- Lamp
- LC Circuit breaker
- LV Fuse
- Motor
- Phase meter
- Potential transformer
- Rectifier
- Transformer
- Var meter
- Voltmeter
- AC Motor drive (Variable frequency drive)