Electrical Symbols: Measurement Devices & Misc.

Front

W________

Back

Wattmeter

Front

V________

Back

Voltmeter-an instrument used to measure the voltage or electric potential difference between two points in an electric circuit.

Front

P___ C________

Back

Plug Connector - A device used to connect electrical circuits.

Front

L___ V______

Back

Line Voltage - The voltage difference between two points in a circuit, typically measured between two conductors.

Front

S_______

Back

Solenoid - a device that converts electrical energy into mechanical motion

Front

C________ Heater

Back

Crankcase Heater -keepa the compressor oil warm, preventing refrigerant from migrating from the system and condensing in the cold oil