Shaoyang Victor Hydraulic Co., Ltd.
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High-Pressure Construction Machinery Piston Pump ISO Flange 3300 RPM 350 bar
Features:
1. Utilizes an axial piston design that optimizes hydraulic performance by aligning the pistons along the pump’s axis.
2. Employs a swashplate mechanism for adjusting piston angles, enabling variable displacement control.
3. Offers variable displacement capability for precise hydraulic flow modulation.
4. Provides flow output that is directly proportional to drive speed and displacement settings.
5. Features infinitely variable flow control via continuous swashplate angle adjustment.
6. Incorporates dual drain ports to enhance hydraulic balance and system efficiency.
7. Designed with an optimized inlet that ensures superior suction performance and effective priming.
8. Engineered for low noise operation through precision balancing and advanced machining.
9. Constructed with high-quality, durable materials to ensure extended service life under demanding conditions.
10. Provides a high power-to-weight ratio, making it ideal for compact and high-performance hydraulic applications.
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 | 12 months |
| Transport Package | Standard Export Wooden Case |
| Certification | ISO9001: 2000 |
| Type | Construction machinery piston pump |
| Production Capacity | 1000-3000 pcs/month |
| HS Code | 8413503190 |
| Application | Aerial work platform, road roller |
| Maximum speed | 3600 r/min |
| Delivery Time | 15-30 Days after Payment |
| Displacemen | A10V(S)O 28/45/71/88/100/140 |
Applications:
Competitive Advantage:
1. Designed with an innovative swashplate mechanism, this axial piston pump delivers precise flow control and superior efficiency in diverse applications, ensuring reliable performance under high-pressure conditions while reducing maintenance costs, improving operational uptime, and providing exceptional energy savings that meet rigorous industrial standards and customer expectations consistently every single time.
2. Engineered for maximum durability and efficiency, this hydraulic pump combines robust construction with advanced control features to deliver consistent performance in harsh industrial environments, ensuring precise pressure regulation, reduced energy consumption, and downtime while offering versatile integration options for a broad range of applications across multiple sectors and customer requirements.
3. Utilizing cutting-edge design principles, this piston pump delivers unparalleled performance by combining advanced swashplate technology with robust components to achieve superior energy efficiency, reduced wear, and exceptional reliability in demanding industrial applications, making it an ideal choice for enhancing system performance and optimizing productivity with proven excellence.
4. Featuring innovative engineering and a compact design, this axial piston pump offers remarkable energy savings and unmatched reliability by delivering precise volumetric control and consistent performance under variable loads, making it a perfect solution for applications that demand high efficiency, reduced operational costs, and superior system stability every single time.
The Analysis For Rexroth A10V(S)O series 31 Axial Piston Pump Common Breakdown:
1. In high-demand applications, insufficient suction pressure due to a blocked inlet or low oil level in the reservoir can cause cavitation, reduce efficiency, and lead to premature wear of the axial piston pump components; therefore, regular maintenance, proper filtration, and prompt oil level checks are essential to ensure reliable hydraulic performance and avoid unexpected system downtime and improve longevity.
2. When the operating temperature of the hydraulic pump rises due to inadequate cooling or heavy continuous load, the oil can degrade resulting in reduced lubrication, increased wear, and potential thermal damage; therefore, it is crucial to maintain proper cooling systems, monitor temperature levels, and implement preventive measures to ensure the axial piston pump operates within safe thermal limits for reliability.
3. When solid particles or moisture contaminate the hydraulic fluid, the piston pump may experience abrasive wear, clogging of valves, and impaired sealing performance, which can result in erratic pressure fluctuations and reduced efficiency; therefore, implementing high-quality filtration, regular fluid replacement, and meticulous system cleaning is essential to maintain optimal performance and prolong the operational life of the axial piston pump.