Electrical And Electronics Special Symbol

	These are some Special Symbols For Electrical & Electronics Engineer's.
	Hope you are like it.
	DC motor Can run motor or generator Motor General symbol DC motor Motor, two speed AC motor Three-phase motor Three-phase motor Thermocouple Thermocouple Thermocouple Thermocouple Optocoupler, opto-isolator Diode - transistor Optocoupler, opto-isolator Diode - two transistors Optocoupler, opto-isolator Diode - Transistor Optocoupler, opto-isolator Diode - diac Optocoupler, opto-isolator Diode - transistos Directional coupler Directional coupler Transducer symbol general symbol Piezoelectric transducer Fingerboard oscillator Permanent magnet Exploder Motor coils Electrostatic deflection plates Electromagnetic deflection coil Closed position of the contact mechanism Open position of the contact mechanism Attention / read document Caution / danger high voltage Detonator / Explosive Telegraph sounder Key telegraph Fan Fan Ferrite Door opening mechanism Electroluminescence Ignitor