Views: 4 Author: Site Editor Publish Time: 2022-04-24 Origin: Site
A10VG28 variable axial piston pump of swashplate design for hydrostatic closed circuit transmission.The flow of A10VG28 variable axial piston pump is proportional to drive speed and the displacement of A10VG28 variable axial piston pump is infinitely variable.The output flow of A10VG28 variable axial piston pump increases with the swivel angle of the swashplate from 0 to its maximum value.
The flow direction of A10VG28 variable axial piston pump changes smoothly when the swashplate is moved through the neutral position.A wide range of highly adaptable control devices of A10VG28 variable axial piston pump is available for different control and regulating functions.
The A10VG28 variable axial piston pump is equipped with two pressure-relief valves on the high pressure ports to protect the hydrostatic transmission (pump and motor) from overload.
The high-pressure relief valves of A10VG28 variable axial piston pump is also function as boost valves.The integrated boost A10VG28 variable axial piston pump acts as a feed and control oil pump.The maximum boost pressure of A10VG28 variable axial piston pump is limited by a built-in boost pressure relief valve.
Axial piston unit | Variable swashplate design, nominal pressure 300 bar, peak pressure 350 bar |
Operation mode | Pump in closed circuit |
Size | ≈ Displacement Vg max in cm3 |
Control device | Mechanical pivot control 04 Hydraulic control pilot-pressure related, with supply filtration mechanical servo direct operated speed related U = 12 V DC (Description DA control valve in Pos. 09) U = 24 V DC Electric control with proportional solenoid, with supply filtration U = 12 V DC U = 24 V DC with switching solenoid U = 12 V DC U = 24 V DC |
Pressure cut-off | Without pressure cut-off (not for DA, without code) With pressure cut-off |
Neutral position switch (only for HW) | Without neutral position switch (without code) With neutral position switch (with DEUTSCH connector) |
Mechanical stroke limiter | Without mechanical stroke limiter (without code) With mechanical stroke limiter, external variable |
Spring centering of neutral position (only MD) | Without spring centering of neutral position (without code) With spring centering of neutral position |
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