80-1145kNm/rad Rotary Stiffness Rexroth Type Piston Pump for
Precise Control
Technical data:
| Size | NG | 40 | 71 | 125 | 180 | 250 | 355 | 370 | 500 |
Geometric displacement
per revolution | Vg max | cm3 | 40 | 71 | 125 | 180 | 250 | 355 | 370 | 500 |
Maximum
rotational
speed | at Vg max | nnom | rpm | 2600 | 2200 | 1800 | 1800 | 1500 | 1500 | 1500 | 1320 |
| at Vg ≤ Vg max | nmax | rpm | 3200 | 2700 | 2200 | 2100 | 1800 | 1700 | 1700 | 1600 |
| Flow | at nnom and Vg max | qv | l/min | 104 | 156 | 225 | 324 | 375 | 532 | 555 | 660 |
| Power | at nnom , Vg max and Δp = 350 bar | P | kW | 61 | 91 | 131 | 189 | 219 | 311 | 323 | 385 |
| at 1500 rpm | P | kW | 35 | 62 | 109 | 158 | 219 | 311 | 323 | 339 |
| at 1800 rpm | P | kW | 42 | 74 | 131 | 189 | 262 | – | – | – |
| Torque | at Vg max
and Δp = 350bar | M max | Nm | 223 | 395 | 696 | 1002 | 1391 | 1976 | 2061 | 2783 |
| and Δp = 100 bar | M | Nm | 64 | 113 | 199 | 286 | 398 | 564 | 589 | 795 |
Rotary
stiffness of drive shaft | Shaft end P | c | kNm/rad | 80 | 146 | 260 | 328 | 527 | 800 | 800 | 1145 |
| Shaft end Z | c | kNm/rad | 77 | 146 | 263 | 332 | 543 | 770 | 770 | 1136 |
| Moment of inertia | JTW | kgm2 | 0.0049 | 0.0121 | 0.03 | 0.055 | 0.0959 | 0.19 | 0.19 | 0.3325 |
| Maximum angular acceleration | α | rad/s² | 17000 | 11000 | 8000 | 6800 | 4800 | 3600 | 3600 | 2800 |
| Case volume | V | l | 2 | 2.5 | 5 | 4 | 10 | 8 | 8 | 14 |
| Weight (without through drive) approx. | m | kg | 39 | 53 | 88 | 102 | 184 | 207 | 207 | 320 |
Specifications:
Warranty | 1 Year |
Model | SY-A4VSO |
Place of Origin | China |
Type | Hydraulic piston pump |
Color | Available any color |
Material | Cast iron |
Application | Industrial Machine |
Feature | High Quality |
Delivery Time | 15 Days after Payment |
MOQ | 1 Piece |
Description:
一 Variable displacement pump with axial piston rotary group of
swashplate design for hydrostatic drives in open circuit
一 The flow can be infinitely varied by adjusting the swash plate
angle
一 Excellent suction performance
一 Low noise level
一 Long service life
一 Modular design
一 Short control time
一 Variable through drive options
一 Visual swivel angle indicator
一 Short control times
一 Freely variable installation position
一 HF operation with reduced data possible
Applications:
1. Its compact, modular structure and flexible mounting options
make the A4VSO ideal for industrial hydraulic systems, delivering
consistent power.
2. Its precise flow control and low-noise operation ensure that the
A4VSO piston pump optimizes the performance of material handling
equipment in industrial settings.
3. The pump’s fast response and precision control capabilities
support the high accuracy required in machine tools for quality
machining.
4. A4VSO’s smart control and modular design integrate seamlessly
into industrial automation systems, ensuring reliable and efficient
operation.
5. The pump’s adjustable flow and pressure settings make it perfect
for hydraulic test benches, accurately simulating various operating
conditions.
Competitive Advantage:
1. High Energy Efficiency: The A4VSO axial piston pump delivers
high energy conversion efficiency and precise swashplate control,
ensuring outstanding performance in heavy-duty machinery
applications.
2. Modular and Compact Design: With its modular construction and
compact structure, the A4VSO offers excellent integration
flexibility and ease of maintenance across diverse
3. Precise Variable Displacement: The innovative variable
displacement feature of the A4VSO pump enables fine-tuned flow
regulation, optimizing energy utilization in industries
4. Robust Durability: Designed for extreme conditions, the A4VSO
piston pump offers exceptional durability and long service life,
ensuring reliable performance under continuous heavy loads.
5. High-Pressure Performance: The A4VSO high-pressure capability
ensures stable operation in demanding applications, delivering
consistent hydraulic power for equipment like drilling rigs and
forging machines.
