Edwards E2M18 Vacuum Pump, Edwards (CAT#: STEM-GLE-0612-LGZ)

The manufacturer of Edwards E2M18 Vacuum Pump is Edwards. Model is E2M18. The Edwards E2M18 pump is a 2-stage rotary vane pump that can be used in a wide range of applications.

Condition: used
Displacement:
50Hz: 20.5 m3h-1 /12.1 ft3min-1
60Hz: 25.0 m3h-1 /14.7 ft3min-1
Speed (Pneurop 6602):
50 Hz: 17.0 m3h-1 /10 ft3min-1
60Hz: 20.4 m3h-1 /12.1 ft3min-1
Ultimate vacuum (total pressure):
without gas purge: 1 x 10-3 mbar /7.4 x 10-4 Torr
with gas purge: 1.5 x 10-1 mbar /1.1 x 10-2 Torr
with Fomblin: 1 x 10-2 mbar /7.5 x 10-3 Torr
Inlet connection: NW25
Outlet connection: Nozzle 15mm external Ø removable from 3/4 in BSP tapped hole
Max permitted pressure at outlet: 0.5 bar gauge /7 psig
Max inlet pressure for water vapour: 20 mbar / 15 Torr
Max water vapour pumping rate: 0.3 kg h-1
Operating temp range: 13-40 °C
Nominal Rotation speed 50/60Hz: 1440 /1720 rpm
Power connector 1-ph: IEC EN 60320 C19
Motor power 50Hz: 0.55 kW
Motor power 60Hz: 0.75 kW
Noise at 50Hz: 57 dB(A)
Oil capacity max: 1.05 litre
Oil capacity min: 0.75 litre
Recommended oil: Ultragrade 19
Thermal overload device: prevents overheating (single phase only).
The drive is provided through a flexible coupling: by a single‑phase or three‑phase (four pole) motor.
The motors: are totally enclosed and are cooled by the motor cooling fan.
Full height O ring sealed oil sight glass: for easy checking of oil level and condition

1. High ultimate vacuum, fast pumping speed, quiet operation and withstand steam.
2. Typically used for laboratory and light industrial applications.
3. Single-phase or three-phase motors provide drive through flexible couplings.

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