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+86 0757-8225-1979,+86 133 6032 1979

A4VG series 32

  • High pressure pump for applications in closed circuits

  • Size 28 … 125

  • Nominal pressure 400 bar

  • Maximum pressure 450 bar

  • Closed circuit
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Features
Code
Technical Data
Dimension
Design Note
Safety
  • Integrated boost pump for boost and pilot oil supply

  • Flow direction changes when the swashplate is moved through the neutral position

  • High-pressure relief valves with integrated boost function

  • With adjustable pressure cut-off as standard

  • Boost-pressure relief valve

  • Through drive for mounting of further pumps up to same nominal size

  • Large variety of controls

  • Swashplate design

Table of values

Size

28 40 56 71 90 125

Displacement
geometric, per revolution

Vg max

cm³

28 40 56 71 90 125

Nominal pressure

pnom

bar

400 400 400 400 400 400

Maximum pressure

pmax

bar

450 450 450 450 450 450

Maximum speed

at Vg max

nnom

rpm

4250 4000 3600 3300 3050 2850

Intermittent 1)

nmax

rpm

5000 5000 4500 4100 3800 3450

Flow

at Vg max and nnom

qV nom

l/min

119 160 202 234 275 356

Power

at qV nom and Δpnom 2)

P

kW

79 107 134 156 183 238

Torque

at Vg max and Δpnom

M

Nm

178 255 357 452 573 796

Weight (approx.)

m

kg

29 31 38 50 60 80

Application scenarios