Atlas Copco GA7-90 VSDiPM Oil-injected Screw Compressor
Model: GA7 / 11 / 15 / 18 / 22 / 30 / 37 / 45 / 55 / 75 / 90 VSDiPM
Working pressure: 4 / 7 / 10 / 12.5bar (58 / 102 / 146 / 181psi)
Free air delivery: 0.79-18.06m³/min (28-637 cfm)
Noise level measured at 70% load: 67-73 dB(A)
lubrication style: Lubricated
Voltage: 380V
Place of origin: Wuxi, Jiangsu, China
The Atlas Copco GA7–90 VSDiPM air compressor combines a compact drive system with intelligent control to deliver outstanding reliability and efficiency. Equipped with an integrated permanent magnet (iPM) motor and a dedicated Variable Speed Drive (VSD), it automatically adjusts motor speed to match air demand, achieving up to 35% energy savings compared with conventional fixed-speed compressors. The GA7–90 VSDiPM sets a new benchmark for cost efficiency, stable performance, and sustainable compressed air production.
For small and medium-sized businesses, controlling energy consumption is key to maintaining profitability. The Atlas Copco GA 7–22 VSD iPM air compressor delivers outstanding energy savings, exceptional reliability, and superior performance, making it the ideal solution for sustainable and cost-efficient production.
The Atlas Copco GA30–90 VSDiPM is a true energy-saving variable speed air compressor. Its innovative drive system and dedicated Variable Speed Drive (VSD) technology deliver up to 35% energy savings, ensuring sustainable production while significantly reducing operating costs.
Why Choose Atlas Copco Variable Speed Drive (VSD) Technology?
Save up to 35% energy when air demand fluctuates between 20% and 100%, compared with conventional fixed-speed compressors.
The Elektronikon® controller continuously adjusts motor speed based on system pressure, ensuring a stable air supply and optimum energy efficiency.
No unloaded running or blow-off losses, eliminating unnecessary energy waste.
Full-pressure start and stop capability without unloading losses for improved operational efficiency.
No peak starting current, reducing stress on the electrical system and improving power grid stability.

High Efficiency
Up to 35% energy savings compared with conventional fixed-speed air compressors.
IE4-equivalent permanent magnet motor with a direct-drive system for maximum efficiency and minimal power loss.
Optimized inlet valve design minimizes pressure drop and air leakage, improving airflow efficiency and reducing operating costs.
Intelligent Control
Dedicated VSD technology automatically adjusts compressor speed to match air demand.
Elektronikon® touchscreen controller enables intelligent monitoring, remote diagnostics, and simplified maintenance.
Modular design delivers flexible configurations, optimized performance, and maximum system efficiency.

Reliable Performance
Fully enclosed variable speed drive system for dependable operation in harsh working environments.
Modular architecture built with proven, high-quality components for maximum reliability and easy serviceability.
High-efficiency corrugated fin cooling system ensures stable heat dissipation and reliable performance, even under high ambient temperatures.
Elektronikon®
4.3-inch color display with high-definition graphics and text, plus service indicator lights for clear system status visibility.User-friendly multilingual interface and a durable touchscreen design that enhances controller reliability and long-term operational stability.

SMARTLINK
Remote Monitoring & Diagnostics – Monitor your compressor's real-time operating status anytime, anywhere with SMARTLINK.
Performance Insights & Optimization – Access performance data and actionable insights to identify opportunities for improved efficiency and reduced operating costs.
Online Resource Center – Easily access user manuals, technical documentation, service records, and product information in one convenient platform.
High-Efficiency Drive System
High-Efficiency Direct Drive – Delivers reliable power transmission with minimal energy loss.
Innovative Gear Drive System – Designed for easy maintenance and long-term durability.
Fully Enclosed Oil-Cooled Motor – Provides superior cooling performance and enhanced protection in demanding environments.
Technical specifications
| Compressor type | Working Pressure | Capacity FAD | Power | Noise level measured at 70% load |
Weight |
| Bar / psi | m³/min / cfm | kW / hp | dB (A) | kg | |
| GA 7 VSDiPM | 4 / 58 | 0.44-1.22 / 15.5-43.2 | 7.5 / 10 | 67 | 175 |
| 7 / 102 | 0.43-1.21 / 15.0-42.8 | ||||
| 10 / 146 | 0.42-1.02 / 14.8-36.2 | ||||
| 12.5 / 181 | 0.49-0.79 / 17.2-28.0 | ||||
| GA 11 VSDiPM | 4 / 58 | 0.44-1.81 / 15.5-64.0 | 11 / 15 | 67 | 175 |
| 7 / 102 | 0.43-1.80 / 15.0-63.6 | ||||
| 10 / 146 | 0.42-1.51 / 14.8-53.4 | ||||
| 12.5 / 181 | 0.49-1.31 / 17.2-46.4 | ||||
| GA 15 VSDiPM | 4 / 58 | 0.44-2.25 / 15.5-79.4 | 15 / 20 | 67 | 175 |
| 7 / 102 | 0.43-2.22 / 15.0-78.4 | ||||
| 10 / 146 | 0.42-1.82 / 14.8-64.2 | ||||
| 12.5 / 181 | 0.49-1.48 / 17.2-52.3 | ||||
| GA 18 VSDiPM | 4 / 58 | 0.68-3.52 / 25.2-124.2 | 18 / 25 | 70 | 296 |
| 7 / 102 | 0.67-3.50 / 25.0-123.5 | ||||
| 10 / 146 | 0.55-2.98 / 22.1-103.1 | ||||
| 12.5 / 181 | 0.68-2.53 / 26.3-90.3 | ||||
| GA 22 VSDiPM | 4 / 58 | 0.68-4.00 / 25.2-141.3 | 22 / 30 | 70 | 296 |
| 7 / 102 | 0.61-3.95 / 25.0-140.9 | ||||
| 10 / 146 | 0.55-3.43 / 22.1-119.6 | ||||
| 12.5 / 181 | 0.69-2.98 / 26.3-106.0 | ||||
| GA 30 VSDiPM | 4 / 58 | 0.93-5.64 / 32.8-199.3 | 30 / 40 | 69 | 522 |
| 7 / 102 | 0.88-5.55 / 31.0-196.0 | ||||
| 10 / 146 | 0.82-4.93 / 29.0-174.0 | ||||
| 12.5 / 181 | 0.90-4.19 / 31.9-147.9 | ||||
| GA 37 VSDiPM | 4 / 58 | 1.35-6.93 / 47.7-244.6 | 37 / 50 | 69 | 550 |
| 7 / 102 | 1.33-6.87 / 46.8-242.5 | ||||
| 10 / 146 | 1.26-6.01 / 44.5-212.0 | ||||
| 12.5 / 181 | 1.39-5.04 / 49.1-177.9 | ||||
| GA 45 VSDiPM | 4 / 58 | 2.27-8.75 / 80.1-309.2 | 45 / 60 | 70 | 980 |
| 7 / 102 | 2.21-8.72 / 78.2-307.3 | ||||
| 10 / 146 | 2.11-7.58 / 74.4-267.8 | ||||
| 12.5 / 181 | 2.34-6.27 / 82.6-221.4 | ||||
| GA 55 VSDiPM | 4 / 58 | 2.42-11.02 / 85.6-389.3 | 55 / 75 | 70 | 985 |
| 7 / 102 | 2.37-11.00 / 83.7-387.8 | ||||
| 10 / 146 | 2.29-9.77 / 80.7-345.0 | ||||
| 12.5 / 181 | 2.57-8.26 / 90.7-291.8 | ||||
| GA 75 VSDiPM | 4 / 58 | 2.59-13.56 / 91.3-478.9 | 75 / 100 | 73 | 990 |
| 7 / 102 | 2.53-13.50 / 89.2-476.8 | ||||
| 10 / 146 | 2.45-12.32 / 86.7-435.2 | ||||
| 12.5 / 181 | 2.75-10.46 / 96.8-369.3 | ||||
| GA 90 VSDiPM | 4 / 58 | 3.58-18.06 / 120.6-637.8 | 90 / 120 | 73 | 1170 |
| 7 / 102 | 3.41-18.00 / 120.6-635.7 | ||||
| 10 / 146 | 3.28-15.38 / 115.7-543.1 | ||||
| 12.5 / 181 | 3.97-13.43 / 140.1-474.2 |
Dimensions (L×W×H) / mm
GA 7-15VSD iPM: 767 * 623 * 972
GA 18-22VSD iPM: 978 * 695 * 1473
GA 30-37VSD iPM: 1150 * 815 * 1615
GA 45-90VSD iPM: 1221 * 1680 * 1980
GA 7-22 VSDiPM Flow diagrams

| 1 | Air Filter | 2 | Spring-Loaded Inlet Valve |
| 3 | Screw Rotor | 4 | Air/Oil Separator |
| 5 | Oil Separator Element | 6 | Minimum Pressure Valve |
| 7 | Thermostatic Valve | 8 | Oil Filter |
| 9 | Motor | 10 | Oil Cooler |
| 11 | Aftercooler | 12 | Cooling Fan |
| 13 | Solenoid Valve | ||
GA 30-90 VSDiPM Flow diagrams

| 1 | Air Filter | 2 | Oil Shut-Off Valve |
| 3 | Screw Rotor | 4 | Inlet Valve |
| 5 | Air/Oil Separator | 6 | Thermostatic Valve |
| 7 | Oil Filter | 8 | Safety Valve |
| 9 | Minimum Pressure Valve | 10 | Solenoid Valve |
| 11 | Aftercooler | 12 | Cooling Fan |
| 13 | Oil Cooler | ||
Available Options
Atlas Copco Equalizer 4.0 Multi-Compressor Control
Centralized control of multiple air compressors to optimize system pressure and reduce energy consumption.
Single-license activation with quick and simple installation for fast system integration.
Intelligent compressor sequencing maximizes efficiency, balances operating hours, and extends equipment service life.
Available configurations:
EQ2i – Up to 2 compressors
EQ4i – Up to 4 compressors
EQ6i – Up to 6 compressors
