ATLAS COPCO GA VSD90 OIL-INJECTED ROTARY SCREW FREQUENCY CONVERSION AIR COMPRESSOR
A New Standard In Compressor Efficiency
Inside The Intelligent, Smart GA 90VSD
Atlas Copco’s GA 7-75 VSD compressors feature smart drive and intelligent control for unprecedented reliability and efficiency. Variable Speed Drive is integrated as standard, along with an Integrated Permanent Magnet motor and a unique air compressor inverter. As a result, the GA 7-75 VSD reduces energy consumption by an average of at least 35%, setting a new benchmark for cost savings and sustainable performance in the compressor industry.
1
Interior Permanent Magnet (IPM) motor
• Very high efficiency: equalizing IE4
• Compact, customized design for optimal cooling by oil
• IP55 (for GA 7-22VSD), IP 66 (for GA 30-75VSD)
• No cooling air flow required
• Oil-lubricated motor
2
Element
• Made by Atlas Copco
• Robust and silent
• High efficiency
3
Direct drive
• No gear or belt efficiency loss
• Compact: footprint down 30%
4
W-fin cooling system
• W-fin cooler is dependable in harsh conditions
• Axial fan enhances cooler performance
5
Robust oil filter/separator
• Integrated bypass valve with the oil filter
• Easy maintenance
6
Elektronikon ® controller
• Integrated smart algorithms reduce system pressure and energy consumption
• Warning indications, maintenance scheduling and online status visualization
• Graphic display of key parameters (day, week, month) and 32 language settings
7
Unique inverter
• Unique inverter design for air compressors
• Self-adjusting control in abnormal conditions
VSD for more than 35% energy savings
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?
• On average, more than 35% energy savings with an extensive flow range (25-100% for GA 30-75 VSD)
• Integrated Elektronikon ® Touch controller controls the motor speed
• Unique NEOS inverter (for GA -75VSD)
• Oil cooled iPM motor means compressor can start/stop under full system pressure without the need to unload
• Eliminates peak current penalty during start-up.
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