DENAIR

PM VSD Screw Compressor — Two Stage

Two-stage PM VSD compressors with ultra-low temperature rise and oil spray cooling between stages. Closed-loop vector control with constant pressure ±0.1 bar.

30 – 400 kWPower
7.0 – 12.5 barPressure
2.54 – 88.85 m³/minFree Air Delivery (FAD)

What is a two-stage PM VSD compressor?

A two-stage PM VSD compressor compresses air in two separate stages instead of one, providing noticeably better energy efficiency — especially at higher working pressures. Between the compression stages, oil is sprayed in for cooling, which minimizes the temperature rise and reduces the energy lost as heat.

The permanent magnet motor with variable speed adjusts capacity to the actual demand, and the closed-loop vector control keeps pressure stable within ±0.1 bar. The combination of two-stage compression and VSD technology results in significantly higher efficiency at the same power compared to single-stage models.

The model range is offered from 30 kW to 400 kW with capacities up to 88.85 m³/min. This makes the two-stage models ideal for large industrial facilities, process industry, and energy-intensive operations where every kilowatt-hour counts.

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PM VSD Screw Compressor — Two Stage — 1
PM VSD Screw Compressor — Two Stage — 2
PM VSD Screw Compressor — Two Stage — 3
PM VSD Screw Compressor — Two Stage — 4
PM VSD Screw Compressor — Two Stage — 5

Product Catalog

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Key Features

Two-stage independent compression
Oil spray cooling between stages — ultra-low temperature rise
Closed-loop vector control
Constant pressure regulation ±0.1 bar
Higher efficiency at the same power

Models & Specifications

ModelArt.nrPowerPressureFree Air Delivery (FAD)NoiseWeightDimensionsCoolingProtection (IP)
DAV-30+30-12000-A30 kW7.0–8.0 bar2.54–6.37 m³/min66 dB(A)785 kg1650×1050×1300 mmAirIP55
DAV-37+30-12001-A37 kW7.0–8.0 bar3.20–7.80 m³/min68 dB(A)810 kg1650×1050×1300 mmAirIP55
DAV-45+30-12002-A45 kW7.0–8.0 bar4.00–10.01 m³/min69 dB(A)855 kg1650×1050×1300 mmAirIP55
DAV-55+30-12003-A55 kW7.0–12.5 bar3.46–12.93 m³/min75 dB(A)2 000 kg2340×1490×1600 mmAirIP55
DAV-75+30-12004-A75 kW7.0–12.5 bar4.89–17.07 m³/min77 dB(A)2 000 kg2340×1490×1600 mmAirIP55
DAV-90(W)+30-12005-W90 kW7.0–12.5 bar5.91–20.90 m³/min77 dB(A)2 480 kg2705×1775×1915 mmAir/WaterIP55
DAV-110(W)+30-12006-W110 kW7.0–12.5 bar8.64–28.63 m³/min78 dB(A)2 600 kg2705×1775×1915 mmAir/WaterIP55
DAV-132(W)+30-12007-W132 kW7.0–12.5 bar10.53–35.14 m³/min78 dB(A)2 810 kg2705×1775×1915 mmAir/WaterIP55
DAV-160(W)+30-12008-W160 kW7.0–12.5 bar11.56–40.17 m³/min79 dB(A)4 100 kg3110×1890×2150 mmAir/WaterIP55
DAV-185(W)+30-12009-W185 kW7.0–12.5 bar13.32–44.45 m³/min79 dB(A)4 230 kg3110×1890×2150 mmAir/WaterIP55
DAV-200(W)+30-12009-W200 kW7.0–12.5 bar6.32–12.93 m³/min80 dB(A)5 190 kg3310×2090×2400 mmAir/WaterIP55
DAV-220(W)+30-12010-W220 kW7.0–12.5 bar15.23–48.90 m³/min80 dB(A)5 420 kg3310×2090×2400 mmAir/WaterIP55
DAV-250(W)+30-12012-W250 kW7.0–12.5 bar17.18–54.94 m³/min81 dB(A)5 625 kg3310×2090×2400 mmAir/WaterIP55
DAV-280W+30-12012-W280 kW7.0–12.5 bar19.06–60.24 m³/min82 dB(A)6 840 kg3730×2380×2550 mmWaterIP55
DAV-315W+30-12014-W315 kW7.0–12.5 bar20.94–66.08 m³/min83 dB(A)7 120 kg3730×2380×2550 mmWaterIP55
DAV-355W+30-12015-W355 kW7.0–12.5 bar22.33–77.00 m³/min84 dB(A)8 700 kg3730×2380×2550 mmWaterIP55
DAV-90A+30-12005-A88.3 kW7.0–13.0 bar5.91–20.90 m³/min77 dB(A)2 480 kg2705×1775×1915 mmAirIP55
DAV-110A+30-12006-A110.3 kW7.0–13.0 bar6.48–24.80 m³/min78 dB(A)2 600 kg2705×1775×1915 mmAirIP55
DAV-132A+30-12007-A128.7 kW7.0–13.0 bar8.64–28.63 m³/min78 dB(A)2 810 kg2705×1775×1915 mmAirIP55
DAV-160A+30-12008-A158.1 kW7.0–13.0 bar10.53–35.14 m³/min79 dB(A)4 100 kg3110×1890×2150 mmAirIP55
DAV-185A+30-12009-A183.9 kW7.0–13.0 bar11.56–40.17 m³/min79 dB(A)4 230 kg3110×1890×2150 mmAirIP55
DAV-200A+30-12010-A198.6 kW7.0–13.0 bar13.32–44.45 m³/min80 dB(A)5 190 kg3310×2090×2400 mmAirIP55
DAV-220A+30-12011-A220.7 kW7.0–13.0 bar15.23–48.90 m³/min80 dB(A)5 420 kg3310×2090×2400 mmAirIP55
DAV-220W+30-12011-W220.7 kW7.0–13.0 bar15.23–48.90 m³/min80 dB(A)5 420 kg3310×2090×2400 mmWaterIP55
DAV-250A+30-12012-A257.4 kW7.0–13.0 bar17.18–54.94 m³/min81 dB(A)5 625 kg3310×2090×2400 mmAirIP55
DAV-280A+30-12013-A275.8 kW7.0–13.0 bar19.06–60.24 m³/min82 dB(A)6 840 kg3730×2380×2550 mmAirIP55
DAV-280W+30-12013-W275.8 kW7.0–13.0 bar19.06–60.24 m³/min82 dB(A)6 840 kg3730×2380×2550 mmWaterIP55
DAV-315A+30-12014-A312.6 kW7.0–13.0 bar20.94–66.08 m³/min83 dB(A)7 120 kg3730×2380×2550 mmAirIP55
DAV-355A+30-12015-A349.4 kW7.0–13.0 bar22.33–77.00 m³/min84 dB(A)8 700 kg3730×2380×2550 mmAirIP55

Certifications

CEISO 9001

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