Shaoyang Victor Hydraulic Co., Ltd.
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Industrial Machinery Piston Pump 145 cc/rev Flow Closed-Loop Control System
Features:
1. Variable axial piston pump of swashplate design
2. Optimized for mobile applications
3. Optional built-in charge pump (impeller)
4. Comprehensive range of control options
5. 100% through drive for gear/axial piston pump combinations
6. Compact design with high space efficiency
7. High power-to-weight ratio
8. Maximum pressure rating up to 450bar (High-pressure version)
9. Patented hollow closed pistons for reduced inertia and noise
10. Dual return mechanism (disc spring + ball hinge)
Technical data:
| Size | NG | 40 | 60 | 75 | 95 | 130 | 145 | 190 | 260 | ||
| Geometric displacement, per revolution | Vg max | cm3 | 42 | 58.5 | 74 | 93.5 | 130 | 145 | 193 | 260 | |
| Vg min | cm3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| Maximum rotational speed | at Vg max | nnom | rpm | 3000 | 2700 | 2550 | 2350 | 2100 | 2200 | 2100 | 2000 |
| at Vg ≤ Vg max | nmax | rpm | 3500 | 3250 | 3000 | 2780 | 2500 | 2500 | 2100 | 2300 | |
| Flow | at nnom and Vg max | qv | l/min | 126 | 158 | 189 | 220 | 273 | 319 | 405 | 468 |
| Power | at nnom, Vg max and Δp = 350 bar | P | kW | 74 | 92 | 110 | 128 | 159 | 186 | 236 | 273 |
| Torque | at Vg max and Δp = 350 bar | M | Nm | 234 | 326 | 412 | 521 | 724 | 808 | 1075 | 1448 |
| Rotary stiffness drive shaft | Z | c | kNm/rad | 88.9 | 102.4 | 145.8 | 199.6 | 302.5 | 302.5 | 346.2 | 686.5 |
| P | c | kNm/rad | 87.5 | 107.9 | 143.1 | 196.4 | 312.4 | 312.4 | 383.2 | 653.8 | |
| S | c | kNm/rad | 58.3 | 86.3 | 101.9 | 173.7 | 236.9 | 236.9 | 259.8 | 352 | |
| T | c | kNm/rad | 74.5 | 102.4 | 125.6 | 148.3 | ‒ | ‒ | 301.9 | 567.1 | |
| Moment of inertia of the rotary group | JTW | kgm2 | 0.0048 | 0.0082 | 0.0115 | 0.0173 | 0.0318 | 0.0341 | 0.055 | 0.0878 | |
| Maximum angular acceleration | α | rad/s² | 22000 | 17500 | 15000 | 13000 | 10500 | 9000 | 6800 | 4800 | |
| Case volume | V | L | 1.1 | 1.35 | 1.85 | 2.1 | 2.9 | 2.9 | 3.8 | 4.6 | |
| Weight (without through-drive) approx. | m | kg | 32 | 40 | 45 | 53 | 66 | 67 | 95 | 125 | |
With charge pump (A11VLO)
| Size | NG | 130 | 145 | 190 | 260 | ||
| Geometric displacement, per revolution | Vg max | cm3 | 130 | 145 | 193 | 260 | |
| Vg min | cm3 | 0 | 0 | 0 | 0 | ||
| Maximum rotational speed | at Vg max | nnom | rpm | 2500 | 2500 | 2500 | 2300 |
| at Vg ≤ Vg max | nmax | rpm | 2500 | 2500 | 2500 | 2300 | |
| Flow | at nnom and Vg max | qv | l/min | 325 | 363 | 483 | 598 |
| Power | at nnom, Vg max and Δp = 350 bar | P | kW | 190 | 211 | 281 | 349 |
| Torque | at Vg max and Δp = 350 bar | M | Nm | 724 | 808 | 1075 | 1448 |
| Rotary stiffness drive shaft | Z | c | kNm/rad | 302.5 | 302.5 | 346.2 | 686.5 |
| P | c | kNm/rad | 312.4 | 312.4 | 383.3 | 653.8 | |
| S | c | kNm/rad | 236.9 | 236.9 | 259.8 | 352 | |
| T | c | kNm/rad | ‒ | ‒ | 301.9 | 567.1 | |
| Moment of inertia of the rotary group | JTW | kgm2 | 0.0337 | 0.036 | 0.0577 | 0.0895 | |
| Maximum angular acceleration | α | rad/s² | 10500 | 9000 | 6800 | 4800 | |
| Case volume | V | L | 2.9 | 2.9 | 3.8 | 4.6 | |
| Weight (without through-drive) approx. | m | kg | 72 | 73 | 104 | 138 | |
Specifications:
| Warranty | 1 Year |
| Specification | SY-A11V(L)O |
| Place of Origin | China |
| Type | Rexroth axial piston pump |
| Color | Available any color |
| HS Code | 8413503190 |
| Application | Construction machinery,Mobile Machinery |
| Constant pressure | 350 bar |
| Maximum torque | 1448 Nm |
| Displacement | 60-260cc |
Applications:
1. For agricultural machinery applications, the A11V(L)O series pump utilizes an axial piston pump to provide reliable hydraulic performance in diverse farming operations. Its sophisticated design ensures precise flow control during seeding, irrigation, and harvesting, optimizing energy efficiency even in challenging field conditions. This hydraulic pump delivers consistent power, improving overall productivity and reducing downtime. With its robust construction and efficient pressure management, it is an ideal solution for modern agricultural machinery, helping farmers achieve better yields and lower maintenance costs.
2. In mining equipment, the A11V(L)O series pump utilizes a hydraulic pump to deliver consistent and robust hydraulic power under extreme conditions. Its advanced design provides precise flow control and reliable pressure regulation, essential for high-demand mining operations. This hydraulic pump enhances equipment efficiency by maintaining optimal performance in harsh environments, reducing downtime and energy consumption. With proven durability and rugged construction, it is a top choice for modern mining machinery, ensuring safe and efficient operation in demanding underground and open-pit mining projects.
3. For mining equipment operations, the A11V(L)O series pump employs an axial piston pump to ensure uninterrupted hydraulic power delivery in harsh conditions. Its innovative self-priming feature and precise flow control optimize performance during continuous mining activities, significantly enhancing safety and productivity. This hydraulic pump is designed to withstand extreme environments while reducing energy consumption and maintenance requirements. With its robust performance and reliable operation, it is a critical asset for modern mining machinery, driving efficiency and economic benefits in large-scale mining projects.
Competitive Advantage:
1. The Rexroth A11V(L)O axial piston pump exemplifies innovation and reliability by integrating cutting-edge self-priming technology, variable displacement control, and a robust, compact design that delivers consistent high-pressure performance, reduces energy consumption and maintenance needs, and enhances operational efficiency in diverse mobile and industrial applications, thereby driving superior productivity and global market competitiveness.
2. The Rexroth A11V(L)O hydraulic pump exemplifies outstanding engineering through its integration of advanced self-priming technology, variable displacement control, and a compact, robust design, providing consistent high-pressure performance, superior energy efficiency, and minimal maintenance requirements, thereby ensuring optimal productivity and reliability for diverse mobile and industrial applications while driving global market success and innovation consistently.
3. The Rexroth A11V(L)O hydraulic pump, with its exceptional dynamic response, precise flow regulation, and long-term operational stability, leverages advanced technological innovations and rigorous quality control to significantly enhance operational efficiency and energy performance in diverse mobile and industrial applications, while substantially reducing energy consumption and maintenance costs, ultimately delivering remarkable economic benefits and securing market leadership globally with outstanding reliability.
The Analysis For Rexroth Axial Piston Pump Common Breakdown:
1. The Rexroth A11V(L)O axial piston pump can suffer from thermal degradation of its internal components when subjected to prolonged high load and inadequate cooling, which decreases efficiency and accelerates wear; proper load management, enhanced cooling measures, and regular maintenance are essential to mitigate thermal damage and sustain optimal pump performance.
2. The Rexroth A11V(L)O hydraulic pump may encounter issues if the control module software malfunctions, leading to incorrect flow adjustments and reduced performance; updating software, reprogramming the control unit, and performing diagnostic tests are necessary to resolve software errors and restore reliable pump operation without delay.
3. The Rexroth A11V(L)O axial piston pump may exhibit sluggish response if its control system experiences delays due to sensor malfunctions, causing adjustments and reduced performance; troubleshooting the control module, updating firmware, and conducting system diagnostics are necessary to restore quick response and maintain reliable pump operation.