Porsche 1972 911 Workshop Manual page 764

D e s c r i p t i o n
E l e c t r i c a l S y m b o l s
Antenna
Dipole antenna
Direct current
Alternating current
Three-phase current
Generator
Battery cell
Motor
Measuring gauge
Voltmeter
Wiring
Wire crass section in mm'
Wire junction, fixed
Wire connector, separable
Wire junction, separable
Suppression wire
Wire crossing
Ground
Switch position, open
Switch position, closed
Multiple contact switch
Fuse
Light bulb
Glow lamp
Resistor
Potentiometer
Tapped resistor
Thermal resistor,
automatically regulating
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C u r r e n t F l o w D i a g r a m
Heating resistor (element)
Spark gap
Condenser
Feedthrough (suppressor)
condenser
Coil. iron core
Transformer. iron core
Diode
Zener diode
Transistor
Thyristor
Mechanical connection
of components
Mechanical connection,
spring loaded contact
Time switch
Manually operated switch
Mechanically operated switch
Motor operated switch
Relav coil
Solenoid coil
Relay, electrothermal
Relay, electromagnetic
Electromagnetic valve (jet)
Boundary line for an assembly
Horn
Loudspeaker
911