AWD 100 APumping speed 89 m³/hUltimate pressure 30 mbar
AWD 660 A without motor, Stainless steel fitted (impeller stainless steel SS 316)
The Atlas Copco AWD 660 A is a two-stage liquid ring vacuum pump with 656 m³/h at 50 Hz (816 m³/h at 60 Hz) down to 30 mbar. The impeller is made of stainless steel 316; the interconnecting manifold is fitted. Ehrler & Beck supplies it in two material versions.
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- Pumping speed 656 m³/h 50 Hz 816 m³/h 60 Hz
- Ultimate pressure 30 mbar
- Rated motor power 26 kW 50 Hz 37 kW 60 Hz
| Variant | Part number |
|---|---|
| without motor, Stainless steel fitted (impeller stainless steel SS 316) (selected) | 1951002161 |
| without motor, entirely in stainless steel SS 316 | 1951002171 |
Atlas Copco AWD 660 A – two-stage liquid ring pump of the A range
The AWD 660 A delivers 656 m³/h at 50 Hz and 816 m³/h at 60 Hz and works from atmospheric pressure down to 30 mbar(a). Intended motor power 26 kW (50 Hz) or 37 kW (60 Hz); the pump is supplied without motor. Inlet and outlet DN 80 (3"), dimensions 973 × 490 × 640 mm (L × W × H), weight 245 kg.Applications of the range
Atlas Copco lists solvent recovery, distillation, degassing, vacuum forming, sterilisation and condenser air extraction – in the chemical and petrochemical industries, food processing, the plastics, paper and textile industries, mining, metal processing and energy supply.Variants of the AWD 660 A
Ehrler & Beck supplies the AWD 660 A as a stainless steel fitted version (impeller in stainless steel 316) or entirely in stainless steel 316, in each case without motor.Features
- Two-stage with efficient interstage separation for an optimum compression ratio
- Water as operating liquid: isothermal compression, insensitive to vapour, condensate, liquid carry-over and particles
- Interconnecting manifold as standard – small footprint
- Bearing design for tight clearances and better pumping capacity, mechanical seals
- Low noise and low maintenance
| Pumping speed 50Hz | 656 |
|---|---|
| Pumping speed 60Hz | 816 |
| Ultimate pressure | 30 |
| Rated motor power 50Hz | 26 |
| Rated motor power 60Hz | 37 |
| Weight | 245 |
| Length | 97.3 |
| Width | 49 |
| Height | 64 |
| Inlet connection flange | DN 80 (3") |
| Outlet connection flange | DN 80 (3") |
| Cooling method | Water cooling |
| Oil type | Oil-free |
Additional technical data
| Technical data | Value |
|---|---|
| Design | Two-stage liquid ring vacuum pump, without motor, with connecting manifold |
| Pumping speed 50 Hz / 60 Hz | 656 / 816 m³/h |
| Ultimate pressure | 30 mbar(a) |
| Motor power 50 Hz / 60 Hz | 26 / 37 kW |
| Inlet / outlet | DN 80 (3") |
| Operating water connection | 1 1/4" NPT female |
| Dimensions L × W × H | 973 × 490 × 640 mm |
| Weight | 245 kg |
| Materials | Stainless steel fitted (housing carbon steel, port plate grey cast iron, impeller SS 316, mechanical seal SiC/carbon/FKM) or entirely in stainless steel SS 316 (mechanical seal SS/carbon/PTFE) |
AWD 100 APumping speed 89 m³/hUltimate pressure 30 mbarAWD 140 APumping speed 142 m³/hUltimate pressure 30 mbarAWD 170 APumping speed 176 m³/hUltimate pressure 30 mbarAWD 240 APumping speed 229 m³/hUltimate pressure 30 mbarAWD 350 APumping speed 328 m³/hUltimate pressure 30 mbarAWD 375 APumping speed 354 m³/hUltimate pressure 30 mbarAWD 600 APumping speed 555 m³/hUltimate pressure 30 mbar