Edwards E2M28 Single Phase Rotary Vacuum Pump

Description

This is a pre-owned Edwards E2M28 Rotary Single Phase Vacuum Pump in excellent condition.
110/200-240 V, 50 Hz 115-120/200-230 V, 60 Hz.
The pump is oil-sealed and designed for reliable, long-term operation in both laboratory and industrial environments. The pump is a free-standing unit. The drive is provided through a flexible coupling by a single-phase. The pump was very lightly used and comes with a box of accessories, the power cable, and the user's guide.
Specifications:
- Maximum displacement
50 Hz electrical supply 32.2 m^3 h^-1
60 Hz electrical supply 38.9 m^3 h^-1
- Maximum speed - Pneurop
50 Hz electrical supply 27.5 m^3 h^-1
60 Hz electrical supply 33.0 m^3 h^-1
- Motor rotational speed
50 Hz electrical supply 1440 rpm
60 Hz electrical supply 1720 rpm
- Ultimate vacuum
Without gas-ballast (partial pressure) 1 x 10^-4 mbar
1 x 10^-2 Pa
Without gas-ballast (total pressure) 1 x 10^-3 mbar
1 x 10^-1 Pa
With full gas-ballast (partial pressure) 2 x 10^-1mbar
2 x 10^1 Pa
- Maximum water vapour inlet pressure 30 mbar
3 x 10^3 Pa
- Maximum water vapour pumping rate 0.7 kg h^-1
- Maximum permitted outlet pressure (at full pump throughput) 0.5 bar gauge
1.5 bar absolute
1.5 x 105 Pa
*Note
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