Liquid Ring Vacuum Pump
- Non-polluting
- Oil-free
- Handling of nearly all gases and vapours
- Easy maintenance
- Reliable operation
- Low noise
- Nearly free from vibration
- Wide choice of material
Description
Features
- Vacumm pressure ranges from 33 mbar to 1013 mbar.
- Suction volume ranges from 24 m³/h to 280 m³/h.
- Non-polluting due to nearly isothermal compression
- Oil-free, as no lubrication in the working chamber
- Handling of nearly all gases and vapours
- Small quantities of entrained liquid can be handled
- Easy maintenance and reliable operation
- Low noise and nearly free from vibration
- Wide choice of material
- Protection against cavitation as standard
- Incorporated dirt drain
- Incorporated central drain
- No metallic contact of the rotating parts
Technical Data
| Description | Type 1 | Type 2 | Type 3 | Type 4 | Type 5 | Type 6 |
| Synchronous speed 50 Hz | 3000 rpm | 1500 rpm | ||||
| Max. compression over atmospheric pressure | 0.3 bar | |||||
| Max. admissible pressure difference | 1.1 bar | |||||
| Test pressure above atmo spheric pressure | 1 bar | 3 bar | ||||
| Moment of inertia of rotating parts when full of water | 0.003 kg·m² | 0.0095 kg·m² | 0.035 kg·m² | 0.053 kg·m² | 0.069 kg·m² | 0.097 kg·m² |
| Sound pressure level at a suction pressure of 80 mbar | 68 dB (A) | 69 dB (A) | 65 dB (A) | |||
| Max. gas temperature (Dry gas) | 200°C | |||||
| Max. gas temperature (Saturated gas) | 100°C | |||||
| Max. recommended temperature for water as working liquid | 40°C | |||||
| Max. admissible temperature for other suitable working liquids | 80°C | |||||
| Max. kinematic viscosity | 4 mm²/s | |||||
| Max. density | 1200 kg/m³ | |||||
| Volume up to shaft level | 0.3 liter | 0.4 liter | 2.4 liter | 2.8 liter | 3.2 liter | 4.0 liter |
Performance Curves
Application:
Handling and exhausting of dry and humid gases; entrained liquid can be handled during normal duty. The pumps can be used in any industry that requires the creation of a pressure between 33 to 900 mbar using vacuum pumps.
