Shaoyang Victor Hydraulic Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 1000 pcs per month |
| Delivery Time | 15-30 days |
| Packaging Details | Standard Export Wooden Case |
| Transport Package | Standard Export Wooden Case |
| Specification | A10VSO 28/45/71/100/140 |
| Trademark | Neutral |
| HS Code | 8413503190 |
| Production Capacity | 10000 pieces/Year |
| Brand Name | SY Hydraulic |
| Model Number | SY-A10V(S)O |
| Certification | China Classification Society Certification |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 1000 pcs per month |
| Delivery Time | 15-30 days | Packaging Details | Standard Export Wooden Case |
| Transport Package | Standard Export Wooden Case | Specification | A10VSO 28/45/71/100/140 |
| Trademark | Neutral | HS Code | 8413503190 |
| Production Capacity | 10000 pieces/Year | Brand Name | SY Hydraulic |
| Model Number | SY-A10V(S)O | Certification | China Classification Society Certification |
| Place of Origin | China | ||
| High Light | Variable Axial Piston Pump Low Noise ，Construction Machinery Axial Piston Pump | ||
High-Performance Construction Machinery Piston Pump ISO Flange Low Noise Design
Features:
1. Variable axial piston pump with swashplate design for hydrostatic drives in open circuits.
2. Infinitely variable flow via swashplate angle adjustment.
3. Excellent suction performance under low inlet pressure.
4. Long service life with reduced maintenance intervals.
5. Versatile control modes (constant pressure, flow, power, etc.).
6. Through-drive structure for multi-pump combination systems.
7. High volumetric efficiency (>95%) minimizing energy loss.
8. Drive shaft withstands combined axial and radial loads.
9. Integrated auxiliary pump for replenishment and control.
10. Optimized suction line design to reduce cavitation risk.
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. Multi-layer reinforced cylinders enable 63MPa continuous pressure with ≥95% efficiency at 35MPa ΔP. This piston pump delivers precision pressure control for aerospace hydraulic test benches.
2. Lifecycle carbon tracking shows 18% emission reduction versus peers. This hydraulic pump generates 2.3t annual carbon credits per unit, supporting carbon neutrality goals with ISO 14064 certification.
3. Magnetic fluid seals achieve zero leakage at 10⁻⁶Pa·m³/s standards for 12,000h. This axial piston pump meets ultra-clean requirements in vacuum coating machine hydraulic systems.
4. Phase-compensated displacement mechanism reduces flow ripple to ±1.2%. This piston pump enables 0.1μm motion smoothness in optical manufacturing, improving surface finish by 40%.
The Analysis For Rexroth A10V(S)O Axial Piston Pump Common Breakdown:
1. Charge pressure drop (>0.35bar vacuum) indicates <85% boost pump efficiency. Post-repair testing verifies charge characteristics across 0-35MPa for piston pump reliability.
2. Swashplate oscillation from control voltage issues requires checking 20% amplifier gain deviation. Digital oscilloscope tuning achieves ±5% step response overshoot in hydraulic pump controls.
3. Bushing wear (<0.5mm babbitt) causes variable mechanism sticking. Centrifugal casting restores to 1.0mm with 0.02-0.03mm clearance for axial piston pump smooth operation.
4. Rapid oil temp rise (>15℃/h) indicates <92% volumetric efficiency. Increase 20% cooling area or install temperature feedback for piston pump thermal management.
Company Details
Business Type:
Manufacturer
Year Established:
1968
Total Annual:
400000000-500000000
Employee Number:
400~600
Ecer Certification：
Verified Supplier
Shaoyang Victor Hydraulic Co., LTD. (formerly Shaoyang Hydraulic Parts factory), founded in 1968, is one of the three pillar enterprises of china's hydraulic industry directly under the former Ministry of Machinery industry, the national fixed-point production of hydraulic components, cylinders,... Shaoyang Victor Hydraulic Co., LTD. (formerly Shaoyang Hydraulic Parts factory), founded in 1968, is one of the three pillar enterprises of china's hydraulic industry directly under the former Ministry of Machinery industry, the national fixed-point production of hydraulic components, cylinders,...
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