Compact Rotary Screw Compressor, NK Series
NK series rotary screw compressor is perfectly suitable for industrial applications where continuous supply of compressed air is essential for smooth production processes. Compared to conventional air compressor, the compact design distinguishes this rotary screw compressor for its significant savings on engineering, manufacturing and shipping. Besides, the compact structure enables the air compressor ideal for use in applications with space restrictions. All compressor parts are accessible from one side for quick and easy maintenance. NK series screw compressor is ISO/CE/TUV/GA/SGS certifications approved, and comes with 2-year warranty, while the air end is covered by 5-year warranty.
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- Power 7.5-37kW
- Working pressure 7-15bar
- Free air delivery 0.6-6.3m³/min
- Applications
- Features
- Specifications
Our NK series rotary screw compressor is an ideal compressed air supply system for hydroelectric power plant, and electric household appliance and instrument manufacturing equipment.
Every compact screw air compressor is consisted of:
- NK-EVO® oil-injected air end with ROLLING PROFILE®
- Intake valve with control unit and air filter
- Oil reservoir and oil separation system with coalescing cartridge
- Oil filter and oil thermo valve
- Minimum pressure valve and non return valve;
Simplified maintenance The compact structure integrated all components into the housing eliminates unwanted piping and connections, the reduced pipe work paired with O-rings (Viton®) efficiently prevents potential oil leakages.
Quality assurance Every compact screw air compressor is strictly tested as a complete system prior to shipping.
| Model | Capacity (m3/min) | Power | Weight | Noise Level | Dimension | ||||
| 7 bar | 8 bar | 10 bar | 13 bar | 15 bar | (kW) | Kg | dB（A） | L×W×H(mm) | |
LGFD7.5 * | 1.3 | 1.2 | 1 | 0.75 | 0.6 | 7.5 | 290 | 65±3 | 900×650×1290 |
LGFD11 * | 1.7 | 1.6 | 1.5 | 1.15 | 0.9 | 11 | 350 | 65±3 | 900×650×1290 |
LGFD15 * | 2.25 | 2.05 | 1.85 | 1.5 | 1.2 | 15 | 360 | 67±3 | 900×650×1290 |
LGFD18.5* | 3.1 | 2.9 | 2.55 | 2.1 | 1.8 | 18.5 | 565 | 70±3 | 790×1360×1220 |
LGFD22* | 3.6 | 3.4 | 3 | 2.5 | 2.3 | 22 | 600 | 70±3 | 790×1360×1220 |
LGFD30* | 5.2 | 4.9 | 4.4 | 3.7 | 3 | 30 | 810 | 72±3 | 930×1660×1530 |
LGFD37* | 6.3 | 6 | 5.4 | 4.7 | 4.1 | 37 | 830 | 72±3 | 930×1660×1530 |
Note: OEM & ODM service, 220-450V/3/50-60Hz single & dual voltage customization is accepted.
