Shaoyang Victor Hydraulic Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 500 pcs per month |
| Delivery Time | 15-30 days |
| Packaging Details | Standard Export Wooden Case |
| Model | A4vg 28/40/56/71/90/125/180/250 |
| Pump Shaft Position | Horizontal |
| Power | Hydraulic |
| Material | Cast Iron |
| Application | Engineering, Construction, Metallurgy Machinery |
| Brand Name | SY Hydraulic |
| Model Number | SY-A4VG |
| Certification | China Classification Society Certification |
| Place of Origin | China |
View Detail Information
Explore similar products
Closed Loop High Pressure Piston Pump A4VG Cast Iron Body 400 Bar for Constructi
Closed Circuit Construction Machinery Piston Pump A4VG Cast Iron Housing 400 Bar
A10V(S)O Hydraulic Piston Pump ISO Flange 3300 RPM Construction Machinery Use
Construction Machinery Cast Iron Piston Pump 280 Bar Fluoroelastomer Seal
Product Specification
| Payment Terms | T/T | Supply Ability | 500 pcs per month |
| Delivery Time | 15-30 days | Packaging Details | Standard Export Wooden Case |
| Model | A4vg 28/40/56/71/90/125/180/250 | Pump Shaft Position | Horizontal |
| Power | Hydraulic | Material | Cast Iron |
| Application | Engineering, Construction, Metallurgy Machinery | Brand Name | SY Hydraulic |
| Model Number | SY-A4VG | Certification | China Classification Society Certification |
| Place of Origin | China | ||
| High Light | 4500 RPM Construction Machinery Piston Pump ，A4VG Hydraulic Piston Pump ，4500 RPM Rexroth Hydraulic Piston Pump | ||
4500 RPM Max Speed Construction Machinery Piston Pump for Mobile Machinery Use
Features:
1. Optional digital interface enables smart monitoring and remote diagnostics.
2. Integrated temperature monitoring system ensures real-time equipment safety.
3. High-efficiency oil circuit design minimizes pressure losses and optimizes energy efficiency.
4. Corrosion-resistant surface treatment makes it suitable for harsh operating environments.
5. Rapid pressure adjustment response guarantees stable hydraulic output.
6. Automatic oil replenishment function extends continuous operating time.
7. Flexible mounting options accommodate various installation scenarios and operating conditions.
8. Consistent performance maintained under high pressure, temperature, and load conditions.
9. Optimized internal design minimizes energy losses, enhancing overall system efficiency.
10. Rigorously tested and certified to meet international hydraulic system standards.
Technical data:
| Size | NG | 56 | 71 | 90 | 125 | 180 | ||
| Geometric displacement, per revolution | variable pump | Vg max | cm3 | 56 | 71 | 90 | 125 | 180 |
| boost pump (at Δp = 20 bar) | Vg Sp | cm3 | 11.6 | 19.6 | 19.6 | 28.3 | 39.8 | |
| Rotational speed | maximum at Vg max | nnom | rpm | 3600 | 3300 | 3050 | 2850 | 2500 |
| limited maximum | nmax1 | rpm | 3900 | 3600 | 3300 | 3250 | 2900 | |
| intermittent maximum | nmax2 | rpm | 4500 | 4100 | 3800 | 3450 | 3000 | |
| minimum | nmin | rpm | 500 | 500 | 500 | 500 | 500 | |
| Flow | at nnom and Vg max | qv | l/min | 202 | 234 | 275 | 356 | 450 |
| Power at nnom, Vg max | Δp = 400 bar | P | kW | 134 | 156 | 183 | 238 | 300 |
| Torque with Vg max | Δp = 400 bar | M | Nm | 357 | 452 | 573 | 796 | 1146 |
| Δp = 100 bar | M | Nm | 89 | 113 | 143 | 199 | 286 | |
| Rotary stiffness of drive shaft | S | c | kNm/rad | 80.8 | 98.8 | 158.1 | 218.3 | 244.5 |
| T | c | kNm/rad | 95 | 120.9 | – | 252.1 | 318.4 | |
| A | c | kNm/rad | 95.8 | 142.4 | 176.8 | 256.5 | – | |
| Z | c | kNm/rad | 78.8 | 122.8 | 137 | 223.7 | 319.6 | |
| U | c | kNm/rad | – | – | 107.6 | – | – | |
| Moment of inertia of the rotary group | JTW | kgm2 | 0.0066 | 0.0097 | 0.0149 | 0.0232 | 0.0444 | |
| Maximum angular acceleration | α | rad/s² | 24000 | 21000 | 18000 | 14000 | 11000 | |
| Case volume | V | l | 1.5 | 1.3 | 1.5 | 2.1 | 3.1 | |
| Weight (without through drive) approx. | m | kg | 38 | 50 | 60 | 80 | 101 | |
Specifications:
| Warranty | 1 Year |
| Model | SY-A4VG |
| Place of Origin | China |
| Type | Costruction machinery piston pump |
| Color | Available any color |
| HS Code | 8413503190 |
| Application | excavator, road rollers, pavers |
| Feature | High Quality |
| Delivery Time | 15-30 Days after Payment |
| MOQ | 1 Piece |
Applications:
Competitive Advantage:
1. Combining exceptional dynamic response with high-pressure protection features, the A4VG series maintains smooth fluid direction changes and continuous flow regulation under varying loads, ensuring optimal system safety and performance in both industrial and mobile environments as a reliable piston pump designed to meet the stringent operational demands and efficiency criteria.
2. Featuring a built-in pressure cut-off and low-pressure relief valve, the A4VG series offers advanced overpressure protection and energy management, reducing the risk of system overload and damage while maintaining smooth hydraulic control, making it an ideal hydraulic pump for both high-performance industrial applications and mobile machinery requiring reliable safety measures.
3. Leveraging its compact and modular design, the A4VG series simplifies system integration and installation in confined spaces, while offering exceptional fluid control and energy efficiency as a versatile axial piston pump, ensuring rapid deployment, minimal downtime, and high operational reliability in diverse industrial and mobile hydraulic applications every single day.
4. Offering superior adaptability in various operating conditions, the A4VG series combines high dynamic response with variable flow control, advanced safety features, and integrated boost pump technology, making it a highly efficient piston pump that delivers consistent energy output, reduced maintenance costs, and exceptional durability in demanding industrial and mobile applications.
The Analysis For Rexroth A4VG Closed Circuit Piston Pump Common Breakdown :
1. In this hydraulic pump, blockage or contamination within the internal flow channels can restrict fluid movement, causing a drop in efficiency, increased internal pressure, and potential damage to pump components, which necessitates thorough cleaning, fluid replacement, and inspection of internal channels to ensure sustained optimal performance and longevity without compromise.
2. In this piston pump system, hydraulic fluid contamination from particles, water, or debris can deteriorate fluid quality, accelerate wear on internal components, impair sealing performance, and reduce overall efficiency, which requires prompt fluid analysis, filtration, and replacement along with corrective maintenance measures to prevent long-term system damage for safe operation.
3. In this axial piston pump system, malfunction or communication errors in the integrated digital interface and remote diagnostics can lead to inaccurate monitoring, delayed fault detection, and suboptimal control adjustments which may compromise overall system reliability, necessitating software updates, hardware inspections, and expert troubleshooting to restore digital functionality without compromise.
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,...
Get in touch with us
Leave a Message, we will call you back quickly!