| BRAND | Edwards Vacuum |
| Product | E2M28 |
| Description | Vacuum Pump |
| Internal code | IMP3933579 |
| Technical specification | Displacement (swept volume) 50 Hz 32.2 m3h-1 / 19 ft3min-1 60 Hz 38.9 m3h-1 / 22.3 ft3min-1 Speed (Pneurop 6602) 50 Hz 27.5 m3h-1 / 16.2 ft3min-1 60Hz 33.0 m3h-1 / 19.5 ft3min-1 Ultimate vacuum (total pressure) without gas ballast 1 x 10-3 mbar / 7.5 x 10-4 Torr with gas ballast 1.5 x 10-2 mbar / 1.1 x 10-2 Torr with Fomblin® 1 x 10-2 mbar / 7.5 x 10-3 Torr Inlet connection NW25 flange Outlet connection* Nozzle 15 mm external Ø removable from 3/4 in BSP tapped hole Max allowed pressure at outlet 0.5 bar gauge / 7 psig Max inlet pressure for water vapour 30 mbar / 23 Torr Max water vapour pumping rate 0.7 kg h-1 Operating temperature range 13 – 40 °C Nominal rotation speed 1440 / 1720 rpm Motor power 50 Hz 0.75 kW Motor power 60 Hz 0.90 kW Power Connector 1-ph** IEC EN60320 C19 Noise 57 dB(A) @ 50 Hz Oil capacity - max 1.5 litre Oil capacity - min 1.2 litre Recommended oil (supplied) Ultragrade 19 |
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