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Durable Hydraulic Axial Piston Pump Pressure & Flow Specifications Revealed
Features:
1. Fluorine rubber rotary shaft seal
2. Combined constant power + pressure cutoff control
3. Load-sensing control for adaptive flow adjustment
4. Electronic override control capability
5. Modular design for simplified maintenance
6. Swashplate angle indicator
7. Compatible with HF fluids (with reduced parameters)
8. Reinforced end cover high-pressure chamber
9. Reserved interface for swashplate angle sensor
10. Turbocharge pump option for high-speed operation (up to 2500r/min)
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 | 12 months |
Transport Package | Standard Export Wooden Case |
Material | Cast Iron |
Type | Construction machinery piston pump |
Production Capacity | 1000-3000 pcs/month |
HS Code | 8413503190 |
Application | Mobile Crane,Hard Rock Roadheader,Rotary Drilling Rig,Crawler Crane |
Maximum speed | 2780rpm |
Delivery Time | 15-30 Days after Payment |
Displacement | A11V(L)O 95/115/130/145/165/190/260 |
Applications:
1. In the agricultural machinery sector, the Rexroth A11V(L)O pump plays a pivotal role in enhancing the efficiency and reliability of modern farming equipment. This piston pump is engineered to deliver consistent performance, ensuring precise fluid control for tasks such as plowing, seeding, and harvesting. Its robust design and self-priming capability guarantee smooth operation even in challenging rural environments with variable conditions and extreme weather. The innovative technology optimizes energy consumption while providing high-pressure output necessary for advanced irrigation and mechanized harvesting systems. By integrating this pump into agricultural machinery, farmers can achieve improved productivity, reduced downtime, and lower maintenance costs. The pump's reliable performance supports sustainable farming practices and resource management, making it an indispensable tool for modern agriculture. Its durable construction and state-of-the-art design set new industry standards for operational efficiency and long-term dependability.
2. The Rexroth A11V(L)O pump is a cornerstone in modern agricultural machinery, delivering exceptional performance through its advanced hydraulic pump technology. Designed to meet the rigorous demands of farming operations, this pump offers precise fluid control and reliable self-priming performance, ensuring smooth functionality in challenging field conditions. With its high power density and energy-efficient operation, it supports a wide range of agricultural tasks including soil tilling, crop irrigation, and automated harvesting. The compact design allows seamless integration into diverse equipment from tractors to combine harvesters, reducing energy consumption and maintenance costs. An intelligent monitoring system provides real-time operational feedback, minimizing downtime and enhancing overall productivity. This advanced solution not only boosts operational efficiency but also promotes sustainable farming practices, making it an indispensable asset for modern agriculture. Its robust build and innovative features establish new benchmarks for performance and reliability in the farming industry.
Competitive Advantage:
1. In steel fabrication machinery, the Rexroth A11V(L)O pump delivers precise hydraulic power through efficient flow regulation and energy conversion, ensuring stable support for cutting, forming, and assembly processes. This axial piston pump maintains optimal performance even under high temperatures and heavy loads, ensuring accuracy and consistency in metal processing. Its compact design and self-priming technology simplify integration, reducing energy consumption and maintenance costs, while the intelligent monitoring system continuously adjusts operational parameters, improving production efficiency and product quality.
2. In metallurgical equipment, the Rexroth A11V(L)O pump delivers powerful hydraulic support with exceptional high-temperature resilience and efficient energy transmission. This axial piston pump maintains precise flow output and reliable self-priming even under extreme high-pressure and high-temperature conditions, ensuring optimal performance during melting, rolling, and other metallurgical processes. Its compact design simplifies system integration and reduces maintenance requirements, lowering operational costs, while the intelligent monitoring system continuously adjusts performance parameters to enhance hydraulic efficiency, boosting productivity and safety.
3. In energy development applications, the Rexroth A11V(L)O pump ensures continuous and stable hydraulic support through intelligent control and efficient energy transfer. This hydraulic pump is designed for renewable energy projects—such as wind, solar, and geothermal systems—providing reliable self-priming and precise flow output even under variable loads. Its compact design and advanced monitoring system help lower energy consumption and maintenance frequency, enhancing overall system reliability, ensuring outstanding reliability and global performance consistently.
The Analysis For Rexroth A11V(L)O Axial Piston Pump Common Breakdown:
1. The Rexroth A11V(L)O axial piston pump can suffer from excessive wear if lubrication is inadequate, resulting in increased friction, heat generation, and potential component failure; regular lubrication checks, proper oil quality maintenance, and timely oil replacement are critical to minimize wear and ensure the pump’s longevity for exceptional long-term reliability.
2. The Rexroth A11V(L)O hydraulic pump can experience abnormal wear and reduced efficiency if misalignment occurs during installation, leading to uneven load distribution and accelerated component degradation; ensuring proper alignment during setup and verifying installation accuracy through regular inspections are essential to maintain optimal pump performance and extend its lifespan effectively.
3. The Rexroth A11V(L)O axial piston pump may develop excessive internal leakage if critical components such as seals, pistons, or valves become worn or damaged, leading to performance loss and reduced system efficiency; proactive maintenance, component replacement, and performance monitoring are imperative to control leakage and restore the pump’s optimal functionality.