Reference Designation
(7) Remote emergency stop
(8) Supply of dryer
(9) All other voltages
Designations used
Typical references used in the electric diagram of the compressor:
Reference Compressor
A1 Dryer
M1 Compressor motor
PT20 Pressure sensor, air delivery
TT11 Temperature sensor, element outlet
TT90 Temperature sensor, LAT dryer (GA Full-Feature only)
Y1 Solenoid valve
Reference Starter cubicle
E1 Elektronikon regulator
F1, F2,... Fuses
F21 Overload relay, compressor motor
K11 Contactor for dryer supply (GA Full-Feature only)
K21 Line contactor
K22 Star contactor
K23 Delta contactor
S’ Remote pressure sensing
S1’ Remote start/stop
S3 Emergency stop
S3’ Remote emergency stop
T1 Transformer
1X0 Power supply connection
1X1 Motor connection
1X3 Earth connection
X101/X108 Connectors
Reference Compressor control module
K01 Blocking relay
K02 Auxiliary relay, star contactor
K03 Auxiliary relay, delta contactor
K04 Auxiliary relay, load/unload
K05 Auxiliary relay, general shutdown
K06 Auxiliary relay, dryer
I Start
Instruction book
24 2920 7083 31
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