AWD 140 SPumping speed 145 m³/hUltimate pressure 33 mbar
AWD 3280 without motor, grey cast iron
The Atlas Copco AWD 3280 is a large two-stage liquid ring vacuum pump with a nominal pumping speed of 3300 m³/h at 50 Hz and an ultimate pressure of 33 mbar – for distillation, drying and evaporators in continuous operation. Ehrler & Beck supplies it in three material versions.
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- Pumping speed 3,300 m³/h 50 Hz
- Ultimate pressure 33 mbar
- Rated motor power 110 kW 50 Hz
| Variant | Part number |
|---|---|
| without motor, grey cast iron (selected) | 1950810518 |
| without motor, grey cast iron with stainless steel SS 316 | 1950810538 |
| without motor, entirely in stainless steel SS 316 | 1950810558 |
Atlas Copco AWD 3280 – two-stage liquid ring pump for large plants
The AWD 3280 delivers 3300 m³/h at 50 Hz (2207 cfm at 60 Hz) and reaches 33 mbar(a). It is supplied without motor; it is intended for 110 kW at 50 Hz or 175 hp at 60 Hz. Dimensions 2004 × 650 × 1034 mm (L × W × H), weight 1680 kg.Applications
Two-stage for continuous operation below 200 mbar(a) – especially vacuum distillation, drying, degassing and evaporator duty.Variants of the AWD 3280
Ehrler & Beck supplies the AWD 3280 in grey cast iron, in grey cast iron with stainless steel 316 parts or entirely in stainless steel 316.Features of the AWD range
- Two-stage design – highest efficiency at the low-pressure end of the rough vacuum range
- Works over the entire vacuum range down to 33 mbar(a)
- Water as operating liquid: isothermal compression, insensitive to vapour, condensate, liquid carry-over and particles
- Robust design with few housing joints, external bearings, mechanical seals
- Materials selectable to suit the process medium
| Pumping speed 50Hz | 3,300 |
|---|---|
| Ultimate pressure | 33 |
| Rated motor power 50Hz | 110 |
| Weight | 1,680 |
| Length | 200.4 |
| Width | 65 |
| Height | 103.4 |
| Cooling method | Water cooling |
| Oil type | Oil-free |
Additional technical data
| Technical data | Value |
|---|---|
| Design | Two-stage liquid ring vacuum pump, without motor |
| Nominal pumping speed | 3300 m³/h (50 Hz), 2207 cfm (60 Hz) |
| Ultimate pressure | 33 mbar(a) |
| Motor power | 110 kW (50 Hz) / 175 hp (60 Hz) |
| Speed 50 Hz / 60 Hz | 740 / 880 rpm |
| Dimensions L × W × H | 2004 × 650 × 1034 mm |
| Weight | 1680 kg |
| Materials | Grey cast iron, grey cast iron with stainless steel 316 impeller or entirely in stainless steel 316 |
AWD 140 SPumping speed 145 m³/hUltimate pressure 33 mbarAWD 180 SPumping speed 186 m³/hUltimate pressure 33 mbarAWD 300 SPumping speed 270 m³/hUltimate pressure 33 mbarAWD 350 SPumping speed 342 m³/hUltimate pressure 33 mbarAWD 400 SPumping speed 425 m³/hUltimate pressure 33 mbarAWD 500 SPumping speed 501 m³/hUltimate pressure 33 mbarAWD 600 SPumping speed 616 m³/hUltimate pressure 33 mbarAWD 800 SPumping speed 862 m³/hUltimate pressure 33 mbarAWD 1200 SPumping speed 1,252 m³/hUltimate pressure 33 mbarAWD 1600 SPumping speed 1,589 m³/hUltimate pressure 33 mbarAWD 1960Pumping speed 2,000 m³/hUltimate pressure 33 mbarAWD 4510Pumping speed 4,500 m³/hUltimate pressure 33 mbar