55kW 8 Bar Energy-Saving Two-Stage PM VSD Screw Air Compressor for Laser Cutting Machines
Short Description:
The PM VSD Two-Stage Screw Air Compressor is designed for maximum energy efficiency and reliable industrial performance. Equipped with a permanent magnet synchronous motor, it eliminates excitation current and reactive power losses while delivering stable pressure and a wide operating range. Intelligent variable-speed control automatically adjusts air output to match demand, providing significant energy savings, higher air delivery, and optimum operating efficiency for demanding industrial applications.
The low-pressure two-stage compression design maximizes energy savings by reducing compression ratios and minimizing leakage. An efficient intercooling system lowers air temperature for near-isothermal compression, delivering 5–8% lower energy consumption than single-stage compressors while reducing bearing loads, extending service life, and improving overall reliability.
8–15 Bar Medium-Pressure PM VSD Two-Stage Screw Air Compressor
| Model | ALT-50PV | ALT-60PV | ALT-75PV | ALT-100PV | ALT-125PV | ALT-150PV | ALT-175PV | ALT-200PV | ALT-250PV | ALT-275PV | ALT-300PV | ALT-350PV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power(kw) | 37 | 45 | 55 | 75 | 90 | 110 | 132 | 160 | 185 | 200 | 220 | 250 |
| Horsepower(hp) | 50 | 60 | 75 | 100 | 125 | 150 | 175 | 200 | 250 | 275 | 300 | 350 |
| Air displacement / Working pressure (m³/min. / bar) - 8 bar | 6.82/8 | 9.06/8 | 11.3/8 | 15.15/8 | 18.9/8 | 22.27/8 | 24.98/8 | 31.08/8 | 38.54/8 | 41.0/8 | 43.75/8 | / |
| Air displacement / Working pressure (m³/min. / bar) - 10 bar | 5.74/10 | / | 9.02/10 | 12.41/10 | 15.16/10 | 18.8/10 | 22.15/10 | 26.25/10 | 30.93/10 | / | 38.35/10 | 40.8/10 |
| Air displacement / Working pressure (m³/min. / bar) - 13 bar | / | 5.55/13 | 6.84/13 | 10.85/13 | 11.93/13 | 15.08/13 | 18.78/13 | 23.56/13 | 26.11/13 | / | 30.7/13 | 34.63/13 |
| Air displacement / Working pressure (m³/min. / bar) - 15 bar | 3.69/15 | / | 5.25/15 | 8.4/15 | 11.06/15 | 12.51/15 | 18.5/15 | / | 23.31/15 | / | / | 30.4/15 |
| Air outlet diameter | DN40 | DN40 | DN50 | DN50 | DN50 | DN65 | DN65 | DN80 | DN80 | DN100 | DN100 | DN100 |
| Noise level dB(A) | 68±3 | 70±3 | 73±3 | 76±3 | 76±3 | 76±3 | 76±3 | 76±3 | 80±3 | 80±3 | 80±3 | 84±3 |
| Type | ||||||||||||
| Driven method | ||||||||||||
| Start method | ||||||||||||
| Length (mm) | 1600 | 1600 | 1920 | 1920 | 2600 | 2600 | 2600 | 3000 | 3000 | 3200 | 3600 | 3600 |
| Width (mm) | 1050 | 1050 | 1270 | 1270 | 1600 | 1600 | 1600 | 1750 | 1750 | 2000 | 2200 | 2200 |
| Height (mm) | 1260 | 1260 | 1600 | 1600 | 1900 | 1900 | 1900 | 2000 | 2000 | 2200 | 2500 | 2500 |
| Weight (kg) | 600 | 680 | 1400 | 1450 | 1500 | 1600 | 1800 | 2700 | 3000 | 3800 | 4800 | 5100 |
