The Smart, Efficient, and Reliable Compressed Air Solution
When performance, reliability, and efficiency are non-negotiable, the GA 30+ to GA 75+ fixed-speed oil-injected rotary screw compressors deliver outstanding results. Built to thrive in the harshest industrial environments, these compressors combine intelligent control, robust engineering, and superior energy efficiency to keep your operations running smoothly—at the lowest total cost of ownership.
Superior Free Air Delivery & Efficiency
- Best-in-class Free Air Delivery (FAD)
- Lowest energy consumption for operations with stable air demand
- Advanced engineering delivers more air and longer compressor life
- Integrated refrigerant dryer ensures clean, dry compressed air
- Elektronikon® Touch controller and SMARTLINK monitoring system
Maintenance-Free Drive System
- Fully enclosed and dust-proof
- 100% maintenance-free with no coupling or slippage losses
- Operates reliably in ambient temperatures up to 46°C (115°F); 55°C (131°F) in high ambient models
IE4 Super Premium Efficiency Motor
- IP55 enclosure, Class F insulation with B rise
- Lifetime-greased non-drive side bearing
- Engineered for 24/7 operation in tough environments
- Delivers top-tier electrical efficiency and durability
Advanced Filtration & Cooling
- Spin-on oil filter captures particles 300% smaller than traditional filters
- Integrated bypass valve and 8,000-hour service interval for GA 55+/GA 75+
- Oil cooler and aftercooler built for tropical climates extend oil life
- Nearly 100% condensate removal with integrated mechanical separator
Smart Temperature Control (GA 55+/GA 75+)
- Proprietary algorithm calculates optimal oil-injection temperature
- Uses real-time data: ambient temperature, load, pressure, and humidity
- Maximizes energy efficiency and prevents condensation issues
Intelligent Monitoring and Control
- Elektronikon® Touch controller provides visual interface with alerts and logs
- Remote access via SMARTLINK for real-time performance data and service planning
- Optional multi-compressor control system (up to 6 units)
- Pressure drop sensors track the status of filters and separators
- CAN-bus connectivity enables easy updates and system expansions
Heavy-Duty Air Intake Filter (GA 55+/GA 75+)
- Captures 99.9% of dust down to 3 microns
- Extended 8,000-hour lifetime
- Minimizes pressure drop, protecting internal components and enhancing lifespan
Exclusive Innovation: Smart Temperature Control System (GA 55+/GA 75+)
- This cutting-edge feature ensures optimal oil-injection temperature by analyzing critical operating parameters. The system adjusts dynamically to route oil through coolers when necessary, ensuring maximum compression efficiency while eliminating condensation risks. The result: higher reliability, longer equipment life, and energy savings.
Technical Specifications
- Model Range: GA 30+ to GA 75+
- Motor Power: Up to 100 HP
- Free Air Delivery (FAD): 210 CFM to 547 CFM @ 7.5 bar
- Pressure Range: 7.5 to 13 BAR
- Dryer Dew Point: 3°C (37°F) at reference conditions
- Noise Level: Measured per ISO 2151 & ISO 9614
- Performance Testing: ISO 1217, Annex C, Edition 4:2009
- FAD Pressure Reference Points:
- 7.5 bar model at 7 bar
- 8.5 bar model at 8 bar
- 10 bar model at 9.5 bar
- 13 bar model at 12.5 bar
- Reference Conditions:
- Absolute inlet pressure: 1 bar (14.5 psi)
- Intake temperature: 20°C (68°F)
Unmatched Efficiency and Performance You Can Trust
- With their smart features, energy-saving components, and rugged durability, the GA 30+ to GA 75+ compressors are engineered to meet your toughest compressed air demands while reducing lifecycle costs. Discover the ultimate in industrial air solutions—powered by Atlas Copco.
