Atlas Copco GA 90 VSD

Reference Optional equipment
AIE1 Analogue input expansion module
B2 Electronic Water Drain (EWD) (Full-Feature)
PDS11 Dp switch for integrated DD filter
PDS12 Dp switch for integrated PD filter
R3/R4/R7 Freeze protection
R8/R9 Heaters converter
R96 Anti-condensation heater
S10 Main power isolating switch
TSLL91 Thermostat, cubicle freeze protection
TSLL92 Thermostat, converter freeze protection
TT91 Temperature sensor, cubicle freeze protection
TT92 Temperature sensor, converter freeze protection
Y51 Water shut-off valve (water-cooled compressors)
2.9 Air dryer
Flow diagram
Air dryer
Reference Name
AI Air inlet
AO Air outlet
1 Air/air heat exchanger
2 Air/refrigerant heat exchanger/evaporator
3 Condensate separator
4 Condensate outlet
5 Refrigerant compressor
Instruction book
2920 1634 04 23