Leybold E 250 - NEW
Leybold E 250 Rotary Piston Vacuum Pump - NEW
The E and DK pumps are mechanically acting vacuum pumps on the principle of a rotary piston or plunger. The pumps are manufactured as single and two-stage pumps. The E pumps are single-stage pumps with a pumping speed of 250 m3/h (147cfm) and an ultimate pressure of 0.04 mbar (0.024 Torr). The DK pumps are two-stage pumps with a pumping speed of 200 m3/h (118 cfm) and an ultimate pressure of 5 x 10-4 mbar (3 x 10-4 Torr).
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|Nominal pumping speed||290 m3 x h-1|
|Pumping speed||250 m3h x -1|
|Ult. total pressure w/ gas ballast||< 5 x 10-1|
|Ult. partial pressure w/out gas ballast||< 4 x 10-2|
|Water vapor tolerance||60 mbar|
|Intake / exhaust||DN 63-K|
|Oil filling, pump chamber||8 l|
|Oil filling, gear||0.4 l|
|Motor power||5.5 kW|
|Nominal motor speed||50 Hz: 1,500 rpm||60 Hz: 1,730 rpm|
|Nominal pump speed||540 rpm|
|Motor protection||IP 54|
Need modifications to this item? PTB Sales' expert team of engineers can configure products to your specific needs. Please follow the above link, and fill out the quote form.
Leybold E 250 Rotary Piston Vacuum Pump - NEW Part no. 10536 / 105 36 Pumping speed: 250 m3/h Ultimate pressure: 4 x 10-2 mbar Three-phase motor: 220-240V / 380-420V, 50Hz 50Hz-gear Operating fluid: LEYBONOL LVO 100 Part no. 89509 / 895 09 Pumping speed: 250 m3/h Ultimate pressure: 4 x 10-2 mbar 3-phase motor: 200-230V / 460V, +/-10%, 60 Hz 60Hz-gear Operating fluid: LEYBONOL LVO 100 Part no. 16637 / 166 37 Pumping speed: 250 m3/h Ultimate pressure: 4 x 10-2 mbar w/out motor 50Hz-gear Operating fluid: LEYBONOL LVO 100