VSD screw compressors from 7.5 kW to 110 kW that match motor speed to air demand and cut energy wast…
Solair
Rotary Screw
Featured
Solair Fixed Speed Screw Compressors (PR Series)
Power
7.5 - 110 kW
Pressure
7 - 8 bar
Flow Rate
1.20 - 19.80 m³/min
Solair fixed speed screw compressors are built for reliable, consistent performance in continuous-use applications. A flexible coupling direct drive removes belt wear and slippage, and a microcomputer control system handles load and unload cycles, pressure settings and fault alerts.
Models from 7.5 kW to 110 kW are listed below. Larger models up to 315 kW are available, and specifications are available on request.
| Model | Max pressure (bar) | Free air delivery (m³/min) | Motor (kW / HP) | Noise dB(A) |
|---|---|---|---|---|
| PR-7.5 | 7 | 1.20 | 7.5 / 10 | 65 ± 2 |
| PR-11 | 8 | 1.65 | 11 / 15 | 70 ± 2 |
| PR-15 | 8 | 2.30 | 15 / 20 | 70 ± 2 |
| PR-22 | 8 | 3.60 | 22 / 30 | 73 ± 2 |
| PR-30 | 8 | 5.30 | 30 / 40 | 74 ± 2 |
| PR-37 | 8 | 6.20 | 37 / 50 | 74 ± 2 |
| PR-45 | 8 | 7.00 | 45 / 60 | 72 ± 2 |
| PR-55 | 8 | 9.20 | 55 / 75 | 75 ± 2 |
| PR-75 | 8 | 12.60 | 75 / 100 | 75 ± 2 |
| PR-90 | 8 | 15.00 | 90 / 120 | 75 ± 2 |
| PR-110 | 8 | 19.80 | 110 / 150 | 75 ± 2 |
Key Features
Advanced high efficiency air end with precision-machined rotors
Flexible coupling direct drive
Microcomputer control system with fault diagnostics
IE3 motor
Heat removal and cooling system for high ambient temperatures
WiFi remote control and monitoring
5-year mechanical warranty on major mechanical components, as stated by Solair
Technical Specifications
| Motor Power | 7.5 kW to 110 kW (larger on request) |
|---|---|
| Max Pressure | 7 to 8 bar |
| Free Air Delivery | 1.20 to 19.80 m³/min |
Typical Applications
Manufacturing
Workshops
Industrial plants
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