Edwards E2M28 Rotary Vane Vacuum Pump delivers robust, reliable vacuum performance ideal for laboratory and light industrial applications. Known for its high ultimate vacuum, rapid pumping speed, quiet operation, and excellent vapor handling, the E2M28 sets the standard for rotary vane pumps worldwide.
Key Features:
- Ultimate Vacuum: 1 x 10-3 mbar (7.5 x 10-4 Torr)
- Displacement: up to 38.9 m³/h (22.3 ft³/min) at 60 Hz
- Compact, freestanding design for flexible placement and installation
- Quiet operation at just 57 dB(A), reducing noise in the work environment
- Integrated gas ballast valve to effectively handle water vapor
- External fan cooling and built-in thermal overload protection for long-term motor safety
- O-ring sealed sight glass allows easy monitoring of oil condition and level
- Easy maintenance with convenient oil filling, top-up, and draining ports
Included Items
- Edwards Ultragrade 19 Oil
- Power Cord
- Operator's Manual
- Manufacturer's Documentation
- 1-Year Manufacturer’s Warranty
Specifications
| Displacement (60 Hz) | 38.9 m³/h (22.3 ft³/min) |
| Speed (60 Hz) | 33.0 m³/h (19.5 ft³/min) |
| Ultimate Vacuum (w/o ballast) | 1 x 10-3 mbar (7.5 x 10-4 Torr) |
| Ultimate Vacuum (with ballast) | 1.5 x 10-2 mbar (1.1 x 10-2 Torr) |
| Max Inlet Water Vapor Pressure | 30 mbar (23 Torr) |
| Max Water Vapor Pumping Rate | 0.7 kg/h |
| Inlet Connection | NW25 Flange |
| Outlet Connection | 15 mm nozzle from 3/4" BSP tapped hole |
| Max Outlet Pressure | 0.5 bar gauge (7 psig) |
| Motor Power (60 Hz) | 0.90 kW |
| Rotation Speed | 1720 rpm |
| Operating Temperature Range | 13 to 40°C |
| Noise Level | 57 dB(A) |
| Oil Capacity | 1.2 to 1.5 liters |
| Weight | 44 kg (97 lbs) |
| Power Connector | IEC EN60320 C19 |
| Electrical Requirements | 100-120V, 50/60Hz |
| Recommended Oil | Ultragrade 19 |
| Compliance | CE Certified |