Description
Atomfair Two-Stage Rotary Vane Vacuum Pump
Product Line
Atomfair-VVP-48
Atomfair-VVP-73
Release Date
2022-07-24
Version
V2.0
Dimensions & Weight
- Dimensions: 496 mm × 268 mm × 248 mm
- Weight: 21 kg / 30 kg
Product Overview
Two-stage rotary vane vacuum pump for evacuating gases from sealed vessels.
Can be used standalone or as a backing pump for booster pumps, diffusion pumps, molecular pumps, and pre-pump for titanium pumps.
Compact, lightweight, low noise, easy to start and operate.
Key Features
- High-performance oil mist filter prevents oil emission and smoke, extends service life.
- Fluororubber seals for strong corrosion resistance and no oil leakage.
- Built-in gas ballast valve avoids oil emulsification and prolongs oil life.
- Anti-oil backflow design for clean and safe operation.
- Compact structure, low noise, easy installation and maintenance.
Technical Specifications
- Power supply: Single-phase 110V / 220V
- Motor power: 0.37 kW / 0.4 kW & 0.55 kW / 0.75 kW
- Pumping speed (50Hz): 8 m³/h (2.2 L/s) & 16 m³/h (4.4 L/s)
- Pumping speed (60Hz): 9.6 m³/h (2.6 L/s) & 19.2 m³/h (5.2 L/s)
- Ultimate pressure (without gas ballast):
- Partial: 5×10⁻² Pa & 4×10⁻² Pa
- Total: 5×10⁻¹ Pa & 4×10⁻¹ Pa
- Ultimate pressure (with gas ballast): 3 Pa & 8×10⁻¹ Pa
- Inlet & outlet: KF25
- Oil capacity: 0.6–1 L & 0.9–1.5 L
- Motor speed: 1440 rpm (50Hz) / 1720 rpm (60Hz)
- Operating temperature: 5–40 ℃
- Noise level: ≤56 dB & ≤58 dB
- Equipped with oil mist filter
If you’re interested, have any questions, or have specific customization requirements, please feel free to contact us at inquiry@atomfair.com.






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