Shaoyang Victor Hydraulic Co., Ltd.
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Construction Machinery Piston Motor High-Pressure Specs Durable Materials for Heavy-Duty Use
Features:
1. Axial tapered piston rotary group with bent-axis design
2. Suitable for open and closed hydrostatic circuits
3. Universal design for mobile and stationary applications
4. Infinitely variable displacement (Vg_max to Vg_min=0)
5. Wide speed-torque control range
6. High power density design
7. Output speed depends on pump flow and motor displacement
8. Output torque increases with pressure differential and displacement
9. Hydrostatic transmission with wide range control capability
10. Multiple control device options
Technical data:
| Size | NG | 80 | 107 | 140 | 160 | 200 | 250 | ||
| Geometric displacement, per revolution | Vg max | cm3 | 80 | 107 | 140 | 160 | 200 | 250 | |
| Vg min | cm3 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| Vg x | cm3 | 51 | 68 | 88 | 61 | 76 | 205 | ||
| Maximum rotational speed(while adhering to the maximum permissible inlet flow) | at Vg max | nnom | rpm | 3900 | 3550 | 3250 | 3100 | 2900 | 2700 |
| at Vg < Vg x | nmax | rpm | 6150 | 5600 | 5150 | 4900 | 4600 | 3300 | |
| where Vg 0 | nmax | rpm | 7350 | 6300 | 5750 | 5500 | 5100 | 3300 | |
| Inlet flow | at nnom and Vg max | qv max | l/min | 312 | 380 | 455 | 496 | 580 | 675 |
| Torque | at Vg max and Δp = 400 bar | T | Nm | 509 | 681 | 891 | 1019 | 1273 | ‒ |
| at Vg max and Δp = 350 bar | T | Nm | 446 | 596 | 778 | 891 | 1114 | 1391 | |
| Rotary stiffness | Vg max to Vg/2 | cmin | kNm/rad | 16 | 21 | 34 | 35 | 44 | 60 |
| Vg/2 to 0 (interpolated) | cmin | kNm/rad | 48 | 65 | 93 | 105 | 130 | 181 | |
| Moment of inertia for rotary group | JTW | kgm2 | 0,008 | 0.0127 | 0.0207 | 0.0253 | 0.0353 | 0,061 | |
| Maximum angular acceleration | α | rad/s² | 24000 | 19000 | 11000 | 11000 | 11000 | 10000 | |
| Case volume | V | l | 1.2 | 1.5 | 1.8 | 2.4 | 2.7 | 3 | |
| Weight approx. | m | kg | 36 | 46 | 61 | 62 | 78 | 100 | |
Specifications:
| Warranty | 1 Year |
| Specification | SY-A6VM |
| Place of Origin | China |
| Type | Rexroth axial piston motor |
| Color | Available any color |
| HS Code | 8412299090 |
| Application | excavator, loader, construction machinery |
| Maximum pressure | 450 bar |
| Delivery Time | 15-30 Days after Payment |
| Displacement | 71-250 cm3 |
Applications:
Competitive Advantage:
1. Global Certification Compliance: CE/UL/ATEX certifications enable use in explosive atmospheres (Zone 1), ensuring safety for oil refinery pumps or underground coal mining machinery.
2. Utilizing advanced engineering and durable materials, the Rexroth A6VM motor achieves exceptional longevity and consistent performance, while its integration with a piston pump delivers steady hydraulic power, reduced wear, and optimized fluid dynamics, thereby ensuring reliable, long-term operation in both high-performance industrial and mobile applications, boosting overall operational reliability remarkably.
3. The Rexroth A6VM piston motor features outstanding dynamic response and precise control capabilities, enabling rapid and smooth speed adjustments and torque transmission even during high-frequency operating transitions; this hydraulic motor ensures that high-precision equipment such as CNC machine tools, automated production lines, and testing apparatus maintain superior performance and production efficiency in complex operational environments, solidifying its reputation as a reliable power solution.
The Analysis For Rexroth A6VM Piston Motor Common Breakdown:
1. Fluctuations in hydraulic fluid viscosity, possibly due to temperature variations or contamination, can affect the A6VM motor’s performance by altering flow characteristics; if the hydraulic pump is similarly impacted, system responsiveness will diminish, requiring viscosity adjustments and fluid quality monitoring to maintain optimal operational conditions ensuring smooth, efficient operation continuously.
2. Sensor malfunctions are a critical cause of performance anomalies in the Rexroth A6VM hydraulic motor. When sensor readings are inaccurate or sensors fail, the control system cannot adjust hydraulic parameters correctly, resulting in erratic system behavior, abnormal energy consumption, and unstable operation. Regular sensor calibration, testing, and inspection of data transmission lines are vital to ensure the proper functioning of this piston motor.
3. Case Cracking: Radial cracks may result from resonant fatigue or shock overloads. Perform modal analysis to avoid natural frequencies and install dampening mounts.