Shaoyang Victor Hydraulic Co., Ltd.
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A11V(L)O Rexroth Piston Pump Industrial Grade Materials & Ratings
Features:
1. SAE standard mounting flanges (SAE-B/SAE-C).
2. Optional integrated flush valve for closed-loop applications.
3. PVD coating on axial piston surfaces.
4. Ambient temperature range: -40℃~+90℃.
5. Fluid viscosity range 16~1000 mm²/s.
6. Maintenance interval up to 10,000 operating hours.
7. Contamination resistance ISO 4406 20/18/15.
8. Digital proportional control option (CANopen interface available).
9. Fail-safe mode with mechanical neutral hold.
10. Lifecycle cost reduction program (including remanufacturing service).
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. In loader machinery applications, the Rexroth A11V(L)O series delivers consistent hydraulic power, ensuring reliable performance during heavy-duty transport and loading operations. This piston pump is designed for rapid response and precise flow control, which significantly enhances operational efficiency in dynamic work environments. Its energy-saving and noise reduction features extend equipment lifespan while reducing maintenance costs. The system’s smart control interface makes operation intuitive and secure, ensuring peak reliable performance always.
2. For road construction machines, the Rexroth A11V(L)O series offers outstanding performance with precise flow regulation that ensures smooth operation of paving and roller machines. This axial piston pump is engineered to deliver rapid response and efficient power management, optimizing road surface leveling and compaction. Its energy-efficient design and robust self-priming capability allow extended continuous operation, boosting overall safety and productivity, ensuring maximum efficiency.
3. For road construction applications, the Rexroth A11V(L)O series ensures exceptional control and efficiency, making it ideal for pavers, rollers, and other road machinery. This hydraulic pump provides consistent power output and precise flow regulation, even under challenging weather and terrain conditions. Its energy-saving design and noise reduction features contribute to lower operational costs while enhancing safety, with advanced monitoring delivering optimal performance for efficient and reliable road construction projects.
Competitive Advantage:
1. The Rexroth A11V(L)O piston pump excels in versatility and performance by incorporating advanced hydraulic control, precise variable flow adjustment, and a compact design that supports efficient operation in both mobile and industrial applications, reducing energy consumption and maintenance costs while delivering reliable, high-pressure output that meets the demanding standards of modern engineering projects worldwide, ensuring exceptional efficiency every time consistently.
2. The Rexroth A11V(L)O axial piston pump delivers unmatched reliability and performance through its innovative design, high efficiency, and advanced control features, enabling seamless integration into various mobile and industrial systems, reducing downtime and energy loss, and consistently providing high-pressure, precise flow output that meets and exceeds the rigorous demands of modern engineering projects worldwide, ensuring sustainable growth and success universally.
3. In mobile crane applications, the Rexroth A11V(L)O pump delivers robust and stable hydraulic power through precise flow control and efficient energy conversion. This axial piston pump features exceptional self-priming and smart monitoring capabilities, ensuring that cranes can safely lift and transport heavy loads even under dynamic conditions. Its compact design allows for easy integration into complex crane systems, enhancing energy efficiency and overall performance, setting a new benchmark for performance and durability in the global hydraulic market.
The Analysis For Rexroth A11V(L)O Axial Piston Pump Common Breakdown:
1. The Rexroth A11V(L)O hydraulic pump may produce excessive noise when cavitation occurs or misalignment happens in the pump assembly, indicating potential internal damage; inspection of cavitation conditions, realignment of components, and prompt corrective maintenance are crucial to prevent damage and ensure quiet, efficient, and reliable pump operation under varying workloads.
2. The Rexroth A11V(L)O axial piston pump may experience excessive vibration caused by imbalanced rotating components or loose mounting fixtures, which can lead to accelerated wear and potential damage to internal parts; regular vibration analysis, proper balancing, and secure mounting are essential to maintain operational stability and prolong pump service life.
3. The Rexroth A11V(L)O hydraulic pump may encounter seal failure due to material fatigue or improper installation, resulting in fluid contamination and reduced system performance; immediate inspection, cleaning, and replacement of faulty seals are required to prevent further contamination and maintain optimal hydraulic performance promptly.