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> Edwards E2M28-E2M30 vacuum pump, 230V
Edwards E2M28-E2M30 vacuum pump, 230V
Edwards Vacuum E2M28 or E2M30 Vane Pump, 230V
* Maximum displacement at 50 Hz: 19 cfm
* Maximum displacement at 60 Hz: 23 cfm
* Maximum speed at 50 Hz: 16.2 cfm
* Maximum speed at 60 Hz: 19.4 cfm
* Motor rotational speed at 50 Hz: 1,440 r min-1
* Motor rotational speed at 60 Hz: 1,720 rpm
* Ultimate vacuum w/out gas-ballast (partial pressure): 7 x 10-5 Torr
* Ultimate vacuum w/out gas-ballast (total pressure): 7 x 10-4 Torr
* Ultimate vacuum w/ gas-ballast (partial pressure): 1.5 x 10-1 Torr
* Maximum water vapor inlet pressure: 22.5 Torr
* Maximum water vapor 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
* Pump inlet-port: NW25 (the flange can be removed from the 1 inch BSP threaded hole)
* Pump outlet-port: 15 mm external diameter nozzle (the nozzle can be removed from the 3/4 inch BSP threaded hole)
* Two stage, direct drive, sliding vane, oil sealed pump
Click on images for a larger view. Let us know if you have a pump that needs service.
