Variable displacement pump DPVO Axial piston pump

The pumps with open circuit and inverse piston technology are design especially for high pressure applications and impress with their large swing angle as well as a high resistance to pressure. They offer a through-drive of 100 percent and can be combined with all conventional controllers.
Gallery loading.
Hydraulic component Axial piston pump
Circulation open
Adjustability variable
Nominal pressure 420 bar
Maximum pressure 450 bar
Nominal sizes 108 / 140 / 165 / 215 / 215 impeller / 108 / 140 / 165 / 215 / 215 impeller / 108 / 140 / 165 / 215 / 215 impeller
Areas of application Machinery and plant construction
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Technical data

Hydraulic component Axial piston pump
Circulation open
Adjustability variable
Nominal pressure 420 bar
Maximum pressure 450 bar
Areas of application Machinery and plant construction
Nominal size 108 140 165 215 215 impeller
Displacement (Vg max) [cm³] 107.7 140.2 167.8 216.6 216.6
Max. speed (nmax) at Vg max [min¯¹] 2,100 2,100 2,100 2,000 2,600
Volumetric flow at nmax [l/min] 226 294 352 433 563
Max. power [kW] 151 196 235 289 375
Max. torque [Nm] 685 892 1,067 1,378 1,378
Max. through drive torque [Nm] 1,265 1,830 1,950 1,810 2,200
Variants

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Contact

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