AXIAL PISTON VARIABLE PUMP

A4VSO

Material #: R902429108

Model : A A4VSO 125 LR2N /30R-PPB13KB3

Robust pump with very long service life Low operating noise Controls with short response times Excellent suction characteristics Through drive for mounting of further pumps up to same nominal size Swashplate design

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Robust pump with very long service life Low operating noise Controls with short response times Excellent suction characteristics Through drive for mounting of further pumps up to same nominal size Swashplate design

Table of values

Size

40 71 125 180 250 355 500 750 1000 250 355 500 750

Version

Standard High speed With charge pump

Displacement
geometric, per revolution

Vg max

cm³

40 71 125 180 250 355 500 750 1000 250 355 500 750

Nominal pressure

pnom

bar

350 350 350 350 350 350 350 350 350 350 350 350 350

Maximum pressure

pmax

bar

400 400 400 400 400 400 400 400 400 400 400 400 400

Maximum speed 1)

at Vg max

nnom

rpm

2600 2200 1800 1800 1500 1500 1320 1200 1000 1900 1700 1500 1500

Flow

at Vg max and nnom

qV nom

l/min

104 156 225 324 375 533 660 900 1000 475 604 750 1125

at Vg max and n = 1500 rpm

qV 1500

l/min

60 107 186 270 375 533 581 2) 770 2) 375 533 581 1125

Power

at qV nom and pnom

P

kW

61 91 131 189 219 311 385 525 583 277 352 437 656

at qV 1500 and pnom

P 1500

kW

35 62 109 158 219 311 339 449 219 311 339 656

Torque

at Vg max and pnom

M

Nm

223 395 696 1002 1391 1976 2783 4174 5565 1391 1976 2783 4174
1) These values are valid at an absolute pressure of 1 bar in suction port S and for the optimum viscosity range νopt
2) Vg < Vg max

Pressure and flow controller

DR, DP, FR, DFR

Pressure and flow controller

DR, DP, FR, DFR

Available for A4VSO and A4VSG Pressure and flow control Remote controlled optional Pressure controller for parallel operation optional Mechanical Vg min and Vg max limitation

Data sheet

Spare parts & repair

Power controller

LR2, LR3, LR2N, LR3N

Power controller

LR2, LR3, LR2N, LR3N

Available for A4VSO and A4VBO Precise control in accordance with the hyperbolic characteristic curve, provides an optimum utilization of available power The beginning of control is mechanically adjustable Additional functions in the modular system for pressure control, fixed setting and remotely controllable, flow control, hydraulic or mechanical stroke limiter

Data sheet

Spare parts & repair

Pilot-pressure related proportional control

HD

Pilot-pressure related proportional control

HD

Available for A4VSO, A4VSG and A4CSG Control is pilot-pressure related Different pilot-pressure ranges available Power control, pressure control and electrical pilot pressure supply optional Standard spring-centering of the stroking cylinder

Data sheet

Spare parts & repair

Electrohydraulic control systems

HSx, HMx, EOx

Electrohydraulic control systems

HSx, HMx, EOx

Available for A4VSO, A4VBO, A4VSG and A4CSG Electrohydraulic control with servo, proportional and control valve Digital electrohydraulic control systems with amplifier Control of swivel angle, pressure and power (HS5P) Usable as a special version in mooring operation (overcenter)

Data sheet

Spare parts & repair

Electronic pressure and flow control

DFE1

Electronic pressure and flow control

DFE1

Available for A4VSO and A4VBO For the electrohydraulic control of pressure, flow and power Internal pilot pressure or with external control pump, optional Rapid decompression via pump by flow direction change as standard Rotary group optimized for long standby operating times

Data sheet

Spare parts & repair

Secondary control for open circuit

DS2

Secondary control for open circuit

DS2

Available for A4VSO Highly dynamic rotary drive for open circuit Motor and generator operation for both directions of rotation With energy recovery and energy storage With closed loop rotational speed, position, or torque control for high control performance and dynamics

Data sheet

Spare parts & repair

Pressure and flow control system

HS5E

Pressure and flow control system

HS5E

Available for A4VSO, A4VBO, A4VSG and A4CSG Electrohydraulic control systems with on-board electronics For the electrohydraulic control of pressure, flow and power Optional conversion of HS3 and HS4 to HS5E

Data sheet

Instruction manual

Functional description HDx20

Functional description HDx20 – Supplementary information

Parameter description

Description of diagnosis

Firmware release notes HDx20

Fact sheet

Spare parts & repair

Pressure and flow control system

SYHDFEE-1X

Pressure and flow control system

SYHDFEE-1X

Version with axial piston variable displacement pump A4VSO Size 40 … 355 Maximum operating pressure 350 bar Function: Swivel angle control, Pressure control,Torque limitation, Master-Slave Communication: Analog, configurable

Data sheet

Operating instructions

Environmental compatibility statement

Spare parts & repair

Pressure and flow control system

SYHDFEC-1X

Pressure and flow control system

SYHDFEC-1X

Version with axial piston variable displacement pump A4VSO Size 40 … 355 Maximum operating pressure 350 bar Function: Swivel angle control, Pressure control,Torque limitation, Master-Slave Communication: Analog, CANopen, parameterizable

Data sheet

Commissioning instruction

Commissioning instructions CANopen interface

Environmental compatibility statement

Spare parts & repair

Pressure and flow control system

SYHDFED-1X

Pressure and flow control system

SYHDFED-1X

Version with axial piston variable displacement pump A4VSO Size 40 … 355 Maximum operating pressure 350 bar Function: Swivel angle control, Pressure control,Torque limitation, Master-Slave Communication: Sercos, PROFINET, EtherCAT, EtherNET/IP, POWERLINK, VARAN, analog

Data sheet

Operating instructions

Environmental compatibility statement

Functional description HDx20

Parameter description

Description of diagnosis

Supplementary information

Spare parts & repair

Pressure and flow control system

SYHDFEn-1X

Pressure and flow control system

SYHDFEn-1X

Version with axial piston variable displacement pump A4VSO Size 40 … 355 Maximum operating pressure 350 bar Function: Swivel angle control, Pressure control, Torque limitation, Master-Slave, Variable-speed Communication: Analog, CANopen, parameterizable

Data sheet

Operating instructions

Environmental compatibility statement

Supplementary information

Spare parts & repair