x
I
n
k
a
r
p
VRI-4 Series & VRI-8 Series
VRI-4 Series & VRI-8 Series
Smaller and Lighter Dual-stage rotary vane vacuum pump
Product Features
Excellent performance
- Integral pump structure, require higher accuracy;
- Proven vanes technology,makes the performance more stable;
- Ensure the pump system with higher reliability
Forced lubrication
- Built-in gear pump and constant pressure oil supply mechanism forced oil supply, ensure the stable and reliable operation under high suction pressure
Electric solenoid valve
- Maintain system vacuum degree after power-off,prevent the oil suckback.
Compact structure
- Integrated design between pump and motor,lighter, smaller, the size is satisfied all kinds of application
Electric solenoid valve
Big sight glass design
Oil pump
Integrated pump body structure
| Model | VRI-4 | VRI-8 |
|---|---|---|
| Displacement speed 50Hz m3/h(L/s) |
4.0(1.1) | 8.0(2.2) |
| Ultimate partial pressure gas ballast close | 1×10-1 Pa | |
| Utimate total pressure gas ballast close | 3 Pa | |
| Utimate total pressure gas ballast open | 20 | |
| Power supply | Single | |
| Power rating | 0.37 kW | 0.55 kW |
| Level of protection | IP44 | |
| Intake and exhaust | KF16 | |
| Oil capacity | 0.3 L | 0.5 L |
| Motor speed | 50Hz rpm | 1440 | |
| Ambient temperature | 5-40℃ | |
| Noise level (50Hz) | ≤ 62 dB | ≤ 65 dB |
| Weight | 11 kg | 17 kg |
| Dimension (L×W×H)mm | 337x138x244 | 395x145x257 |
VRI Dimensions (unit:mm)
| Model | A | A1 | A2 | A3 | B | B1 | B2 | HI | H1 | H2 |
|---|---|---|---|---|---|---|---|---|---|---|
| VRI-4 | 337 | 144 | 40 | 61 | 138 | 84 | 74 | 244 | 166 | 78 |
| VRI-8 | 395 | 174 | 66 | 85 | 145 | 99 | 74 | 257 | 178 | 86 |