Edwards nXDS20i Dry Scroll Pump delivers exceptional vacuum performance with advanced features that set it apart in its class. Designed for reliable, oil-free operation, it is an ideal choice for laboratories and industrial applications requiring clean, high-quality vacuum.
Key Features:
- Oil-free operation: Bearing shield separates process gases from lubrication for a clean vacuum with no contamination risk.
- Smart motor drive: Ensures consistent global performance, overload protection, and remote start/stop capability.
- High flow gas ballast: Enables pumping of vapors (including water vapor) up to 240 g/h.
- Simple maintenance: Single-sided scroll design allows quick servicing for lower cost of ownership and maximum uptime.
- Enhanced energy efficiency: Up to 20% lower peak power use during initial pump down.
- Quiet operation: Up to 20 times quieter than comparable pumps at only 52 dB(A).
- Advanced tip seal technology: Extends the interval between tip seal changes for reduced maintenance interruptions.
- Perfect companion for turbomolecular pumps: Offering superior performance, lower noise, and energy savings.
- Manual gas ballast port as standard, plus wide options for control and communication.
Included Items
- Edwards nXDS20i Dry Scroll Pump
- Power Cord
- Operator’s Manual
- Manufacturer’s Documentation
- 1-Year Manufacturer’s Warranty
Technical Specifications
| Nominal Rotational Speed | 1800 rpm |
| Displacement | 28.0 m³/h (16.5 ft³/min) |
| Peak Pumping Speed | 22.0 m³/h (13.0 ft³/min) |
| Ultimate Vacuum | 0.030 mbar (0.022 Torr) |
| Minimum Standby Speed | 1200 rpm |
| Speed Control Resolution | 1% |
| Pumping Speed at Min Speed | 10 m³/h |
| Max Continuous Inlet Pressure | 50 mbar |
| Motor Power | 260 W (1-ph) |
| Power Connector | IEC EN60320 C13 |
| Recommended Fuse | 10A, 250Vac rms |
| Weight | 25.6 kg (56 lb) |
| Inlet Flange | NW25 |
| Exhaust Flange | NW25 |
| Noise Level | 52 dB(A) |
| Vibration at Inlet | < 4.5 mm/s (rms) |
| Leak Tightness (Static) | < 1 x 10⁻⁶ mbar l/s |
| Operating Temperature | 10 to 40 °C (41 to 104 °F) |
| Electrical Supply | 115/230V |