Oil-injected rotary screw compressors

GA7-22 VSD (7-22kW / 10-30hp)

These compressors are constructed with the following major components:
 State of the art compression element
 The patented, oil cooled, IE4 Premium efficiency standards
 Elektronikon ® Touch controller
 High efficiency aftercooler
 Innovative cooling fan
 Moisture separator
 Inlet air filter
 Full Feature includes an integrated refrigerated air dryer using environmentally friendly
R410a refrigerant.

Atlas Copco’s GA Variable Speed Drive technology closely matches the air
demand by automatically adjusting the motor speed. This results in energy
savings of on average 35% compared to load/unload machines
Why choose Atlas Copco Variable Speed
Drive technology?
• Integrated Elektronikon®

Touch controller controls the motor speed

• Unique inverter design
• Oil cooled iPM motor means the compressor can start/stop under full
system pressure without the need to unload
• Eliminates peak current penalty during start-up