G 15-22 GA 15-26 GA 11+-30 GA 15-37 VSD+ (11-37 kW)
Oil-Injected screw compressors GA (VSD⁺)


Features
Atlas Copco oil-injected rotary screw compressors provide industry-leading performance, high reliability, and a low total cost of ownership across the 11 to 37 kW power range.
Model Series Overview
- G 15-22: High-quality, reliable air compressors designed for robust performance with the lowest initial investment cost.
- GA 15-26: Premium quality, compact industrial air systems featuring all-in-one technology and reduced operational sound levels.
- GA 11+-30: Industry-leading fixed-speed performers delivering top efficiency, exceptional Free Air Delivery, and best-in-class power consumption.
- GA 15-37 VSD+: Premium variable speed drive compressors built with a unique vertical layout that acts as the ultimate energy saver.
Core Features and Benefits
High-Efficiency Drive Train
- Patented rotary screw element allows for a continuous 100% duty cycle.
- Robust motors and premium compression elements increase Free Air Delivery while lowering overall power consumption.
- Main drive systems are engineered to operate reliably in harsh conditions and ambient temperatures up to 46 degrees Celsius.
Ultimate Energy Savings (VSD+ Models)
- Variable Speed Drive technology closely mirrors air demand to eliminate completely unloaded operational losses.
- Integrated interior Permanent Magnet motors achieve average energy savings of up to 50% compared to traditional fixed-speed units.
- Generates an increase in Free Air Delivery of up to 12% for improved overall performance.
Advanced Monitoring and Controls
- Elektronikon Touch controller features a high-definition 3.5-inch color display with intuitive icon-based navigation.
- Built-in warning indications, compressor shut-down protections, and automated maintenance scheduling.
- Internet-based compressor visualization is available through a standard web browser using a simple Ethernet connection.
Compact Design and All-in-One Technology
- Innovative vertical design on premium units minimizes the required floor space while simultaneously improving overall serviceability.
- Multiple configurations are available, including floor-mounted or tank-mounted options to fit tiny footprints against walls or corners.
- Full Feature variants include an integrated refrigerant air dryer and dedicated moisture separation filters to deliver high-quality, dry air directly to your system.

Benefits
Atlas Copco oil-injected screw compressors provide industry-leading performance, exceptional reliability, and a very low total cost of ownership. The specific benefits of each tier in the 11 to 37 kW range include:
G 15-22 Series: Robust and Economical
- Lowest initial investment cost for facilities requiring highly reliable air power on a budget.
- Quiet, belt-driven element that significantly minimizes operational noise in the workshop.
- 100% continuous duty cycle capable of running in high ambient temperatures up to 46 degrees Celsius.
- Compact footprint that allows flexible installation against a wall or directly inside a corner.
GA 15-26 Series: Compact Industrial Air Systems
- Premium GA quality coupled with optimal serviceability at an accessible entry price point.
- All-in-one technology integration that lowers total installation costs and reduces ambient noise.
- Integrated refrigerant dryer options to supply clean, dry air and prevent pipeline corrosion.
- High-tech oil vessel engineered to minimize oil carry-over and protect your compressed air network.
GA 11+-30 Series: Industry-Leading Performers
- Top-tier efficiency and performance within the traditional fixed-speed compressor market segment.
- Advanced compression element that delivers a 6% to 10% increase in Free Air Delivery.
- Maintenance-free gearbox combined with an IE4 high-efficiency motor greased for life.
- Advanced Elektronikon graphic controller for easy remote monitoring, system safety alerts, and maintenance scheduling.
GA 15-37 VSD+ Series: Ultimate Energy Savers
- Average 50% energy savings compared to conventional fixed-speed air compressors.
- Innovative vertical design that drastically minimizes required floor space while improving cooling flow.
- Patented interior Permanent Magnet motor exceeding IE4 efficiency standards to eliminate power slippage losses.
- 12% increase in Free Air Delivery










