VWR RV2.5+ - Product Specifications; Overview and Description

VWR Rotary Vane Pump ver 1.3 23.11.2020
8.0 Product Specifications
8.10 Overview and Description
The rotary vane pumps VWR RV2.5+, VWR RV3+, VWR RV6+, VWR RV8+, VWR RV18+, are oil-sealed,
two-stage rotary vane vacuum pumps. The drive motor is directly flange-mounted onto the motor cover of
the pump holder. The pump shaft and the motor shaft are connected to each other by an elastic coupling.
The bearings of the interior pump body are force-fed lubricated sliding bearings.
Fig. 6: Design VWR RV2.5+/RV3+/RV6+/RV8+
1
Screw-plug for oil filling
6
Suction port
2
Rotary knob for setting the gas ballast
valve; direction of rotation:
to the left = open
to the right = closed
7
Exhaust port
3
On / Off switch
8
Oil drain screw-plug
4
Voltage selector switch
9
Type plate
5
Drive motor
10
Oil inspection glass
Fig. 7: Design VWR RV18+