
Edwards nXDS15i Dry Scroll Pump offers outstanding performance, advanced technology, and unmatched versatility, making it the premier choice for clean, oil-free vacuum applications. Designed with state-of-the-art features, the nXDS series delivers superior pumping speed, low ultimate pressure, reduced power consumption, and whisper-quiet operation—up to 20 times quieter than comparable pumps.
Key Features:
- Bearing shield separates process gases from bearing lubrication to ensure a clean vacuum and eliminate contamination risks.
- Smart motor drive ensures consistent global performance, overload protection, and remote start/stop functionality.
- High flow gas ballast allows pumping of vapors—including water—at up to 240 g/h.
- Simple single-sided scroll design enables quick maintenance in minutes, reducing ownership costs and maximizing uptime.
- Enhanced models feature up to 20% lower peak power requirements during initial pump down.
- Integrated inverter drive with auto voltage sensing for optimized global performance.
- Standard manual gas ballast port for easy handling of condensable vapors.
- Ideal backing pump for turbomolecular pumps and other high vacuum systems.
- Advanced tip seal technology extends intervals between tip seal changes.
Included Items
- Edwards nXDS15i Dry Scroll Pump
- Power Cord
- Manufacturer's Documentation
- Operator's Manual
- 1-Year Full Parts and Labor Warranty
Technical Specifications
Nominal Rotational Speed | 1800 rpm |
Displacement | 17.1 m³/h (10.1 ft³/min) |
Peak Pumping Speed | 15.1 m³/h (8.9 ft³/min) |
Ultimate Vacuum (Total Pressure) | 0.007 mbar (0.005 Torr) |
Minimum Standby Speed | 1200 rpm |
Speed Control Resolution | 1% of full rotation speed |
Pumping Speed at Minimum Speed | 9.9 m³/h |
Max Continuous Inlet Pressure | 200 mbar |
Motor Power | 300 W |
Power Connector | IEC EN60320 C13 |
Recommended Fuse | 10A, 250Vac rms |
Inlet Flange | NW25 |
Exhaust Flange | NW25 |
Noise Level | 52 dB(A) |
Vibration at Inlet Flange | < 4.5 mm/s (rms) |
Leak Tightness (Static) | < 1 x 10⁻⁶ mbar l/s |
Operating Temperature Range | 10 to 40°C (50 to 104°F) |
Weight | 25.2 kg (56 lbs) |
Electrical Supply | 100-127 / 200-240V, 50/60Hz, 1Ph |