Variable displacement double pump DPVD Axial piston pump

The variable displacement pump DPVD impresses with its innovative technology. Thanks to the inverse piston, the pump manages large swing angles and can be used with nominal pressures up to 400 bar. The model is also available as a double pump with back-to-back arrangement and a common suction port.
Gallery loading.
Hydraulic component Axial piston pump
Circulation open
Adjustability variable
Nominal pressure 400 bar
Maximum pressure 450 bar
Nominal sizes 108 / 165 / 108 / 165
Areas of application Mining
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Technical data

Hydraulic component Axial piston pump
Circulation open
Adjustability variable
Nominal pressure 400 bar
Maximum pressure 450 bar
Areas of application Mining
Nominal size 108 165
Displacement (Vg max) [cm³] 107.7 167.8
Max. speed (nmax) at Vg max [min¯¹] 2,200 2,100
Volumetric flow at nmax [l/min] 237 352
Max. power [kW] 158 235
Max. torque [Nm] 686 1,068
Variants

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Bulle production site

Liebherr develops and produces diesel and gas engines, injection systems, hydraulic components and splitter boxes in Bulle (Switzerland). Liebherr Machines Bulle SA