ARV FEATURES AND BENEFITS
Reliable, long term operation: running available on 7x24 hours 365days
Two-position gas ballast valve for pumping water vapor
Oil-back-flow prevention mechanism to ensure pure vacuum
Easy maintenance and overhaul with an integrated cylinder structure
| Model | ARV-4 | |
| Production | Two Stage Rotary Vane Vacuum Pump for Lab | |
| Flow Rate m³/h(L/s) | 50Hz | 4(1.1) |
| 60Hz | 4.8(1.3) | |
| Ultimate partial pressure gas ballast close(Pa) | 4X10-2 | |
| Ultimate pressure when gas ballast open to I(Pa) | 4X10-1 | |
| Ultimate pressure when gas ballast open to II(Pa) | 10 | |
| Power supply | single/3-phase | |
| Rated Power(kW) | 0.75/0.55 | |
| Inlet and Exhaust port | KF25 | |
| Exhaust flange | KF25 | |
| Oil capacity(L) | min 0.6-max 1 | |
| Motor Speed（rpm） | 50Hz | 1440 |
| 60Hz | 1720 | |
| Operation Temp(℃) | 5-40 | |
| Noise Level（db） | ≤56 | |
| Weight（kgs） | 23 | |
Flow rate characteristic
Dimension(mm):
| MODEL | L | W | H | L1 | L2 | W1 | H1 |
| ARV-4 | 460 | 145 | 220 | 207 | 94 | 121 | 258 |
| ARV-8 | 460 | 145 | 220 | 207 | 94 | 121 | 258 |
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