Shaoyang Victor Hydraulic Co., Ltd.
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Construction Machinery Piston Pump
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4500 RPM Construction Machinery Piston Pump Rexroth A4VG Hydraulic Piston Pump

4500 RPM Construction Machinery Piston Pump Rexroth A4VG Hydraulic Piston Pump

Brand Name: SY Hydraulic
Model Number: SY-A4VG
MOQ: 1pc
Price: USD 2000-4000 / pc
Payment Terms: T/T
Supply Ability: 500 pcs per month
Detail Information
Place of Origin:
China
Certification:
China Classification Society Certification
Model:
A4vg 28/40/56/71/90/125/180/250
Pump Shaft Position:
Horizontal
Power:
Hydraulic
Material:
Cast Iron
Application:
Engineering, Construction, Metallurgy Machinery
Packaging Details:
Standard Export Wooden Case
Supply Ability:
500 pcs per month
Highlight:

4500 RPM Construction Machinery Piston Pump

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A4VG Hydraulic Piston Pump

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4500 RPM Rexroth Hydraulic Piston Pump

Product Description

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:

 

1. Tailored for industrial automation production lines, the A4VG series hydraulic pump delivers precise fluid control and consistent power supply for automated machinery. Its variable displacement technology ensures smooth operation across high-speed processes and rapid cycle production, reducing energy waste and enhancing efficiency. Integrated boost features and dual relief valves provide robust safety and operational stability, making it ideal for high-demand manufacturing environments. This innovative pump solution optimizes performance, minimizes downtime, and supports advanced automation systems in modern industrial facilities effectively.
 
2. Optimized for modern manufacturing, the A4VG series piston pump ensures reliable and precise fluid power management for industrial automation production lines. Its advanced variable displacement feature allows seamless integration with high-speed assembly and packaging equipment, minimizing energy consumption and operational disruptions. The pump’s robust design, incorporating boost functionality and dual relief valves, guarantees safety and consistent performance under heavy-duty workloads. This state-of-the-art hydraulic solution significantly enhances productivity and efficiency while reducing maintenance intervals in complex automated production environments. Beyond expectations.
 
3. Designed for hydraulic test and trial benches, the A4VG series axial piston pump offers exceptional precision and control for equipment testing and system validation. Its variable displacement design enables accurate simulation of diverse operational scenarios, ensuring reliable performance under controlled conditions. Integrated boost capabilities and dual relief valve safety measures facilitate thorough performance analysis and stress testing. This pump solution is essential for diagnostic procedures, calibration processes, and development trials, providing consistent and dependable hydraulic power during rigorous experimental evaluations.
 
4. Engineered for testing facilities, the A4VG series hydraulic pump provides reliable fluid dynamics and control necessary for hydraulic test and trial benches. Its variable displacement mechanism accurately replicates real-world operating conditions, enabling performance evaluations and system calibrations. Equipped with boost functions and dual relief safety features, the pump delivers consistent power during rigorous testing cycles. This innovative solution is crucial for validating hydraulic components and optimizing system designs in research laboratories and industrial test setups, ensuring high accuracy and repeatability.

 

4500 RPM Construction Machinery Piston Pump Rexroth A4VG Hydraulic Piston Pump 0

 

 

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.