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A4VSO71 Rexroth Piston Pump Cast Steel Housing 2200 RPM Industrial Hydraulics
Features:
1. Variable displacement axial piston pump with swashplate design.
2. Hydraulic piston pump for open-circuit hydrostatic drives.
3. Modular piston pump architecture for flexible configurations.
4. Flow proportional to drive speed/displacement.
5. Infinitely variable flow via swashplate adjustment.
6. Short control response time.
7. Nominal pressure 380 bar.
8. Peak pressure 400 bar.
9. High-pressure port plate 36 compatibility.
10. Power density optimization.
Technical data:
Size | 40 | 71 | 125 | 180 | 200 | 250 | 355 | 500 | |||
Displacement | Vg max | mL/r | 40 | 71 | 125 | 180 | 200 | 250 | 355 | 500 | |
Max. Speed | Vg= Vg max | nnom | r/min | 2600 | 2200 | 1800 | 1800 | 1800 | 1500 | 1500 | 1320 |
Vg≤Vg max | nmax | r/min | 3200 | 2700 | 2200 | 2100 | 2100 | 1800 | 1700 | 1600 | |
Flow | at nnom and Vg max | qv | L/min | 104 | 156 | 225 | 324 | 360 | 375 | 533 | 660 |
n = 1500 r/min | L/min | 60 | 107 | 186 | 270 | 420 | 375 | 533 | 581 | ||
Power Δp=350 bar | n=nnom | P | kW | 61 | 91 | 131 | 189 | 245 | 219 | 311 | 385 |
n = 1500 r/min | P | kW | 35 | 62 | 109 | 158 | 210 | 219 | 311 | 339 | |
Torque Vg= Vg max | Δp=350 bar | Mmax | Nm | 223 | 395 | 696 | 1002 | 1114 | 1391 | 1976 | 2783 |
Δp=100 bar | M | Nm | 64 | 113 | 199 | 286 | 318 | 398 | 564 | 795 | |
Inertia moment of the driveshaft | JTW | kgm2 | 0.0049 | 0.0121 | 0.03 | 0.055 | 0.055 | 0.0959 | 0.19 | 0.3325 | |
Volume of case | V | L | 2 | 2.5 | 5 | 4 | 4 | 10 | 8 | 14 | |
Weight | m | kg | 39 | 53 | 88 | 102 | 102 | 184 | 207 | 320 | |
Permissibleload of the drive shaft | Max.axial force | ± Fax max | N | 600 | 800 | 1000 | 1400 | 1400 | 1800 | 2000 | 2000 |
Max.radial force | Fq max | N | 1000 | 1200 | 1600 | 2000 | 2000 | 2000 | 2200 | 2500 |
Specifications:
Warranty | 1 Year |
Model | SY-A4VSO |
Place of Origin | China |
Type | Industrial machinery piston pump |
HS Code | 8413503190 |
Material | Cast iron |
Application | Industrial Machinery |
Trademark | SY-Hydraulic |
Delivery Time | 15-30 Days after Payment |
Pressure | 35Mpa |
Applications:
Competitive Advantage:
1. Optimized for high-frequency operations and reduced maintenance needs, the Rexroth A4VSO variable pump excels as a dependable axial piston pump by delivering precise volumetric control, energy-efficient performance, and rapid system response, making it an ideal choice for advanced printing machinery, pharmaceutical processing, and automated material handling applications for superior productivity.
2. Delivering exceptional performance under extreme conditions, the Rexroth A4VSO variable pump stands as a top-performing hydraulic pump that provides consistent high-pressure flow, accurate swashplate control, and reduced energy losses, making it indispensable for heavy industrial operations, press forging, and offshore drilling with outstanding operational efficiency for unmatched overall system performance.
3. Featuring innovative low-noise operation and precise control, the Rexroth A4VSO variable pump excels as a high-efficiency piston pump by delivering steady fluid dynamics, reducing operational vibrations, and enabling advanced control strategies, making it the optimal solution for robotics, automated packaging, and high-speed material handling systems across various industries with excellence.
4. Engineered for energy savings and extended service life, the Rexroth A4VSO variable pump is recognized as a reliable axial piston pump that delivers consistent pressure, minimizes internal leakage, and features robust construction, making it a cost-effective solution for agricultural machinery, mining equipment, and heavy-duty mobile systems worldwide for superior efficiency.
The Analysis For Rexroth A4VSO Piston Pump Common Breakdown:
1. A fault in the Rexroth A4VSO variable pump can manifest as sensor misreading due to electrical interference or connector issues, which may result in incorrect swashplate angle adjustments. This piston pump error requires a complete electrical diagnostic, cleaning of connectors, and recalibration of sensor signals for accurate feedback to restore accuracy.
2. A fault observed in the Rexroth A4VSO variable pump involves abnormal pressure fluctuations during operation, which may result from air entrainment, faulty pressure sensors, or improper pre-compression. This axial piston pump issue requires comprehensive system bleeding, sensor calibration, and possible component adjustment to stabilize pressure readings consistently for reliability.
3. A fault in the Rexroth A4VSO variable pump can manifest as a delay in response when rapid load changes occur, often due to mechanical lag or insufficient control feedback. This axial piston pump deficiency necessitates detailed analysis of the control system and mechanical components to improve dynamic responsiveness immediately required.