Compact Industrial Machinery Piston Pump Cast Iron 98% Volumetric
Efficiency
Features:
1. Flow output correlates directly with the pump’s displacement
setting.
2. Enables continuous and precise flow control to meet complex
operating conditions.
3. Integrated swashplate angle indicator provides real-time status
of the adjustment.
4. Electronic control interfaces support highly precise hydraulic
regulation.
5. Optimized internal hydraulic pathways minimize flow losses.
6. A rapid adjustment mechanism ensures quick and smooth
modulation.
7. Digital feedback systems ensure precise and stable flow
adjustments.
8. High-precision valve components deliver reliable flow regulation
performance.
9. Internal regulating mechanisms ensure the pump always operates
under optimal conditions.
10. Swift system response makes it ideal for high-dynamic hydraulic
applications.
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 | Hydraulic axial piston pump |
| Color | Available any color |
| HS Code | 8413503190 |
| Application | Mining Machinery |
| Feature | High Quality |
| Delivery Time | 15 Days after Payment |
| MOQ | 1 Piece |
Applications:
1. In metallurgical equipment control, the A4VSG pump offers
precise pressure regulation for critical processes like smelting
and rolling. Its robust design and high-temperature resistance
ensure stable operation under extreme conditions. This hydraulic
pump effectively controls flow variations and maintains consistent
performance, enhancing overall production quality and process
stability in metallurgical applications.
2. In construction machinery, the A4VSG pump provides precise
hydraulic control to power excavators, cranes, and lifting devices.
Its robust design and high durability ensure reliable performance
under heavy loads and harsh conditions. This piston pump enhances
operational efficiency and safety on construction sites by
delivering steady, responsive power essential for modern
infrastructure projects.
3. Integrated into various construction machines, the A4VSG pump
dynamically adjusts flow and pressure to supply smooth and strong
power for digging and lifting tasks. Its energy-efficient operation
and innovative design reduce downtime and extend equipment life.
This axial piston pump is crucial for ensuring precision, safety,
and enhanced productivity on demanding construction projects.
4. Engineered for durability and variable control, the A4VSG pump
delivers consistent power in offshore and marine applications
despite harsh sea conditions.
Competitive Advantage:
1. Engineered for seamless integration into diverse systems, the
Rexroth A4VSG variable pump offers unmatched versatility as an
efficient piston pump by providing consistent high-pressure output,
dynamic flow regulation, and integrated diagnostics, ensuring
optimal performance in mobile hydraulic systems, rail
transportation, and offshore platforms for enhanced operational
reliability.
2. Delivering exceptional performance under extreme conditions, the
Rexroth A4VSG 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. Engineered for energy savings and extended service life, the
Rexroth A4VSG 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 A4VSG Closed Circuit Piston Pump Common Breakdown:
1. Imbalance in the hydraulic fluid, due to uneven temperature
distribution or contamination, can cause the A4VSG piston pump to
vibrate, which may lead to premature wear and reduced operational
efficiency. Regular fluid temperature monitoring, proper mixing,
and contamination control are critical to minimize vibration and
ensure stable pump operation.
2. Internal seal leakage within the A4VSG hydraulic pump may occur
due to seal deterioration, flawed installation, or degradation of
materials; such leakage can lead to reduced pressure and
contamination of the hydraulic system. Conducting seal inspections,
maintaining proper installation procedures, and using suitable
materials are vital to prevent internal leakage.
3. Operating the A4VSG piston pump beyond its rated capacity can
result in overloading, causing excessive wear, reduced efficiency,
and component failure; sustained overload conditions may compromise
the entire hydraulic system. It is essential to adhere to specified
load limits and monitor operating parameters to prevent overloading
and ensure long-term reliability.
