BOSCH REXROTH
R902555530
$17,627.00 USD
- BOSCH REXROTH
- Material:R902555530
- Model:A AA4VSO 71 LR2GF /10R-VKD63K68 E
Quantity in stock: 0
The Bosch Rexroth A AA4VSO 71 LR2GF /10R-VKD63K68 E (R902555530) is a high-quality axial piston variable pump designed for industrial applications requiring a reliable and durable hydraulic power source. This robust pump is noted for its exceptionally long service life and ability to operate with minimal noise, making it ideal for environments where operational quietness is valued. The A AA4VSO series features swift response controls, ensuring precise performance in dynamic applications. With its superior suction characteristics, the pump maintains efficiency even under challenging conditions. It's designed with a swashplate mechanism, which is commonly utilized in high pressure hydraulic systems for its reliability and straightforward maintenance. The pump's size and SAE version are specifically tailored for the US market, adhering to industry standards and ensuring compatibility with a wide range of equipment. Furthermore, this model boasts an impressive nominal pressure of 71 bar while being capable of reaching a maximum pressure that underscores its suitability for high-pressure tasks. Its open circuit design allows for flexibility in system integration. Another notable feature is the through drive capability; this enables the mounting of additional pumps up to the same nominal size directly to the A AA4VSO 71 LR2GF /10R-VKD63K68 E without needing an external coupling mechanism, thereby optimizing space and simplifying system architecture. Overall, the Bosch Rexroth A AA4VSO 71 LR2GF /10R-VKD63K68 E (R902555530) stands out as a high-performance axial piston variable pump that offers efficiency, adaptability, and resilience for demanding industrial hydraulic applications.
Table of values
|
Size |
40 | 71 | 125 | 180 | 250 | 355 | 250 | 355 | |||
|
Version |
Standard | High speed | |||||||||
|
Displacement |
Vg max |
cm³ |
40 | 71 | 125 | 180 | 250 | 355 | 250 | 355 | |
|
Nominal pressure |
pnom |
bar |
350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | |
|
Maximum pressure |
pmax |
bar |
400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | |
|
Maximum speed 1) |
at Vg max |
nnom |
rpm |
2600 | 2200 | 1800 | 1800 | 1500 | 1500 | 1900 | 1700 |
|
Flow |
at Vg max and nnom |
qV nom |
l/min |
104 | 156 | 225 | 324 | 375 | 533 | 475 | 604 |
|
at Vg max and n = 1500 rpm |
qV 1500 |
l/min |
60 | 107 | 186 | 270 | 375 | 533 | 375 | 533 | |
|
Power |
at qV nom and pnom |
P |
kW |
61 | 91 | 131 | 189 | 219 | 311 | 277 | 352 |
|
at qV 1500 and pnom |
P 1500 |
kW |
35 | 62 | 109 | 158 | 219 | 311 | 219 | 311 | |
|
Torque |
at Vg max and pnom |
M |
Nm |
223 | 395 | 696 | 1002 | 1391 | 1976 | 1391 | 1976 |
| 1) | These values are valid at an absolute pressure of 1 bar in suction port S and for the optimum viscosity range νopt |
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 limitationData 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 limiterData 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 cylinderData 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 timesData 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 dynamicsData 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 HS5EData 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, configurableData 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, parameterizableData 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, analogData 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, parameterizableData sheet
Operating instructions
Environmental compatibility statement
Supplementary information
Spare parts & repair