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28cc Harvesting Machinery Piston Pump Cast Iron Body for Construction Equipment
Features:
1. Electro-hydraulic control options (e.g., ED models).
2. Compact design for space-saving installation.
3. Surface hardening treatment for wear resistance.
4. Compatible with mineral or synthetic hydraulic oils.
5. Wide temperature range (-25°C to 80°C).
6. Integrated pressure regulating valve with mechanical locking.
7. High volumetric efficiency (>95%).
8. Wide viscosity compatibility (15-1000 cSt).
9. Contamination resistance (ISO 4406 20/18/15 class).
10. Low hysteresis characteristics (precise pressure control).
Technical data:
Size | NG | 28 | 45 | 71 | 88 | 100 | 140 | ||
Displacement, geometric, per revolution | Vg max | cm3 | 28 | 45 | 71 | 88 | 100 | 140 | |
Rotational speed maximum | at Vg max | nnom | rpm | 3000 | 2600 | 2200 | 2100 | 2000 | 1800 |
at Vg <Vg max | nmax perm | rpm | 3600 | 3100 | 2600 | 2500 | 2400 | 2100 | |
Flow at Δp = 280 bar | at nnom and Vg max | qv max | l/min | 84 | 117 | 156 | 185 | 200 | 252 |
at nE= 1500 rpm and Vg max | qvE max | l/min | 42 | 68 | 107 | 132 | 150 | 210 | |
Power | at nnom, Vg max | Pmax | kW | 39 | 55 | 73 | 86 | 93 | 118 |
at nE= 1500 rpm and Vg max | PE max | kW | 20 | 32 | 50 | 62 | 70 | 98 | |
Torque at Vg max and | Δp = 280 bar | Tmax | Nm | 125 | 200 | 316 | 392 | 445 | 623 |
Δp = 100 bar | T | Nm | 45 | 72 | 113 | 140 | 159 | 223 | |
Rotary stiffness of drive shaft | S | c | Nm/rad | 22317 | 37500 | 71884 | 71884 | 121142 | 169437 |
R | c | Nm/rad | 26360 | 41025 | 76545 | 76545 | |||
U | c | Nm/rad | 16695 | 30077 | 52779 | 52779 | 91093 | ||
W | c | Nm/rad | 19898 | 34463 | 57460 | 57460 | 101847 | 165594 | |
Moment of inertia for rotary group | JTW | kgm2 | 0.0017 | 0.0033 | 0.0083 | 0.0083 | 0.0167 | 0.0242 | |
Maximum angular acceleration | α | rad/s² | 5500 | 4000 | 2900 | 2600 | 2400 | 2000 | |
Case volume | V | l | 0.7 | 1 | 1.6 | 1.6 | 2.2 | 3 | |
Weight without through drive (approx.) | m | kg | 18 | 23.5 | 35.2 | 35.2 | 49.5 | 65.4 | |
Weight with through drive (approx.) | m | kg | 19.3 | 25.1 | 38 | 38 | 55.4 | 74.4 |
Specifications:
Warranty | 1 Year |
Specification | SY-A10V(S)O |
Place of Origin | China |
Type | Rexroth axial piston pump |
Color | Available any color |
HS Code | 8413503190 |
Application | excavator, loader, construction machinery |
Constant pressure | 280 bar |
Maximum torque | 623 Nm |
Displacement | 28-140cc |
Applications:
Competitive Advantage:
1. Utilizing advanced digital control and integrated sensors, this hydraulic pump achieves precise operational control and real-time monitoring, which enhances system safety, reduces unexpected downtimes, and optimizes energy usage, thereby delivering robust performance and significant cost efficiencies for businesses operating in dynamic industrial and mobile environments, ensuring maximum uptime always consistently.
2. Featuring advanced manufacturing and design excellence, this axial piston pump provides precise pressure regulation and consistent flow delivery, resulting in superior system performance, enhanced reliability, and reduced operational costs, making it an excellent solution for industries requiring high precision and dependable hydraulic performance under rigorous operating conditions every single day.
3. Engineered for both performance and longevity, this hydraulic pump incorporates precision control and robust construction, enabling reliable operation in extreme environments, improved energy efficiency, and low maintenance requirements, making it the optimal choice for industries seeking innovative, cost-effective solutions to achieve high productivity and superior hydraulic performance consistently every day.
4. Designed for precision and durability, this piston pump features advanced hydraulic controls, high-quality materials, and robust construction to deliver accurate flow regulation, efficient energy usage, and reliable performance in critical applications, ensuring that industrial systems achieve maximum productivity and minimal downtime consistently every single day with proven quality always now.
The Analysis For Rexroth A10V(S)O Axial Piston Pump Common Breakdown:
1. An incorrect pressure setting within the hydraulic pump system can lead to either over-pressurization or insufficient pressure delivery, resulting in erratic performance, increased wear, and potential damage to connected components; therefore, it is essential to calibrate pressure sensors accurately, follow manufacturer recommendations, and use a hydraulic pump with precise pressure control features to maintain optimal operation for long-term reliability consistently.
2. Flow instability in the hydraulic pump may occur due to irregular control valve operation or fluctuations in fluid supply, resulting in inconsistent flow rates and erratic system performance; hence, it is vital to inspect the fluid delivery network, adjust control parameters appropriately, and operate a piston pump engineered for stable flow dynamics to achieve consistent hydraulic performance across varying conditions.
3. Fluctuations in the power supply, such as voltage drops or inconsistent electrical input, can adversely affect the hydraulic pump's performance, causing erratic motor operation and unstable pump output; therefore, it is important to maintain a stable power source, use voltage regulators when necessary, and integrate a hydraulic pump with robust electrical design to minimize power-related issues for continuous operation safely.