3600 RPM Rexroth Axial Piston Pump for Agriculture Machinery
Hydraulics
Features:
1. Swashplate-type axial variable piston pump design.
2. Hydrostatic drive in closed circuit applications.
3. Flow proportional to drive speed and displacement.
4. Infinitely variable flow via swashplate angle adjustment.
5. Smooth flow reversal through neutral position crossover.
6. Dual pressure relief valves on high-pressure side.
7. Integrated boost pump for charge supply.
8. Built-in low pressure relief valve for boost limitation.
9. Standard pressure cut-off function.
10. Multi-functional control block integration.
Technical data:
| Size | NG | 56 | 71 | 90 | 125 | 180 |
Geometric displacement, per revolution | variable pump | Vg max | cm3 | 56 | 71 | 90 | 125 | 180 |
|
boost pump (at Δp = 20 bar) | Vg Sp | cm3 | 11.6 | 19.6 | 19.6 | 28.3 | 39.8 |
| Rotational speed | maximum at Vg max | nnom | rpm | 3600 | 3300 | 3050 | 2850 | 2500 |
| limited maximum | nmax1 | rpm | 3900 | 3600 | 3300 | 3250 | 2900 |
| intermittent maximum | nmax2 | rpm | 4500 | 4100 | 3800 | 3450 | 3000 |
| minimum | nmin | rpm | 500 | 500 | 500 | 500 | 500 |
| Flow | at nnom and Vg max | qv | l/min | 202 | 234 | 275 | 356 | 450 |
Power
at nnom, Vg max | Δp = 400 bar | P | kW | 134 | 156 | 183 | 238 | 300 |
| Torque with Vg max | Δp = 400 bar | M | Nm | 357 | 452 | 573 | 796 | 1146 |
| Δp = 100 bar | M | Nm | 89 | 113 | 143 | 199 | 286 |
| Rotary stiffness of drive shaft | S | c | kNm/rad | 80.8 | 98.8 | 158.1 | 218.3 | 244.5 |
| T | c | kNm/rad | 95 | 120.9 | – | 252.1 | 318.4 |
| A | c | kNm/rad | 95.8 | 142.4 | 176.8 | 256.5 | – |
| Z | c | kNm/rad | 78.8 | 122.8 | 137 | 223.7 | 319.6 |
| U | c | kNm/rad | – | – | 107.6 | – | – |
| Moment of inertia of the rotary group | JTW | kgm2 | 0.0066 | 0.0097 | 0.0149 | 0.0232 | 0.0444 |
| Maximum angular acceleration | α | rad/s² | 24000 | 21000 | 18000 | 14000 | 11000 |
| Case volume | V | l | 1.5 | 1.3 | 1.5 | 2.1 | 3.1 |
| Weight (without through drive) approx. | m | kg | 38 | 50 | 60 | 80 | 101 |
Specifications:
| Warranty | 1 Year |
| Model | A4VG series |
| Place of Origin | China |
| Type | Harvesting machinery piston pump |
| Color | Available any color |
| Type | Hydraulic pump Rexroth |
| Application | Mining equipment |
| Feature | High Efficiency,Long Life |
| Delivery Time | 15-30 Days after Payment |
| Condition | Brand new |
Applications:
1. Designed for intelligent hydraulic robots, the A4VG series
piston pump delivers precise fluid control and power output
essential for robotic actuation and movement. Its variable
displacement mechanism adapts dynamically to complex load profiles,
ensuring smooth and responsive operations in automated tasks.
Integrated boost functions and dual relief valves enhance safety
and protect against unexpected overloads. This hydraulic solution
improves robot performance, minimizes energy losses, and supports
advanced control algorithms, making it a critical component in
modern intelligent hydraulic robotic systems.
2. Optimized for next-generation robotic systems, the A4VG series
axial piston pump provides exceptional fluid power and control for
intelligent hydraulic robots. Its variable displacement design
adapts to diverse operational demands, ensuring precise and rapid
actuation in automated environments. Integrated boost functions and
dual relief valves guarantee high safety and protect against load
spikes. This cutting-edge hydraulic solution enhances robotic
movement, improves energy efficiency, and reduces maintenance
intervals, making it a superior choice for advanced intelligent
hydraulic robotic applications with excellence.
3. Engineered for construction lifting platforms, the A4VG series
hydraulic pump provides reliable fluid power and precise control
necessary for safe elevation of heavy loads. Its variable
displacement design adjusts to changing load demands, ensuring
smooth and stable platform operation under construction conditions.
Integrated boost features and dual relief valves deliver enhanced
safety and protect against system overload. This hydraulic solution
significantly improves lifting efficiency, reduces operational
downtime, and supports accurate control, making it an essential
component in construction lifting platforms.
4. Optimized for construction lifting platforms, the A4VG series
piston pump delivers hydraulic power and precise control to
facilitate the safe elevation and movement of heavy construction
loads. Its variable displacement mechanism adapts to fluctuating
load demands, ensuring smooth and efficient platform operation in
building sites. Integrated boost functionality and dual relief
valves enhance safety and protect the system from overload. This
hydraulic solution improves lifting performance, minimizes
downtime, and supports accurate control, making it a choice for
construction lifting applications.
Competitive Advantage:
1. Featuring exceptional design and state-of-the-art engineering,
the A4VG series delivers rapid system response, precise control,
and outstanding energy efficiency, backed by robust safety features
and advanced variable displacement technology, positioning it as a
top-performing piston pump that meets the needs of modern
industrial and mobile applications consistently every single day.
2. The advanced design of the A4VG series incorporates integrated
temperature monitoring, digital interfaces, and remote diagnostics,
delivering smart, efficient hydraulic control and real-time
performance data as a reliable axial piston pump, enabling
optimized maintenance, energy savings, and operational excellence
across diverse industrial and mobile applications for unmatched
performance today universally.
3. The advanced design of the A4VG series incorporates integrated
temperature monitoring, digital interfaces, and remote diagnostics,
delivering smart, efficient hydraulic control and real-time
performance data as a reliable axial piston pump, enabling
optimized maintenance, energy savings, and operational excellence
across diverse industrial and mobile applications for unmatched
performance today universally.
4. The advanced design of the A4VG series incorporates integrated
temperature monitoring, digital interfaces, and remote diagnostics,
delivering smart, efficient hydraulic control and real-time
performance data as a reliable axial piston pump, enabling
optimized maintenance, energy savings, and operational excellence
across diverse industrial and mobile applications for unmatched
performance today universally.
The Analysis For Rexroth A4VG Closed Circuit Piston Pump Common Breakdown :
1. In this hydraulic pump, deviations in manufacturing tolerances
or assembly misalignments can cause internal leakage between
chambers, resulting in reduced efficiency, unbalanced pressure
distribution, and accelerated component wear, thereby requiring
detailed quality inspections, precision reassembly, and adherence
to strict tolerance standards to restore optimal performance and
prevent recurring issues promptly.
2. In this piston pump, the presence of abrasive particles in the
hydraulic fluid can cause accelerated wear on internal components
such as valves, pistons, and seals, leading to decreased
performance, leakage issues, and system failure, which necessitates
effective filtration, regular fluid analysis, and timely component
replacement to ensure reliability to ensure reliability.
3. In this axial piston pump system, a faulty electronic control
unit or software malfunction can result in delayed response times,
improper flow adjustments, and erratic system behavior, leading to
reduced operational efficiency and increased wear, which
necessitates prompt diagnostics, firmware updates, and possible
hardware replacement to restore timely control immediately.
