Shaoyang Victor Hydraulic Co., Ltd.
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High-Torque Construction Machinery Piston Motor 3550 RPM Specs Durable Cast Iron
Features:
1. Multi-stage filtration tolerance hydraulic circuit
2. Load-sensing pressure compensation control
3. Real-time swashplate angle feedback system
4. Integrated safety relief valve cartridge
5. HETG/HEES hydraulic fluid compatibility certification
6. Vibration-damped flexible coupling technology
7. Volumetric efficiency ≥96% at rated conditions
8. IP65-rated electrical connection interfaces
9. Hardened surface treatment on axial pistons
10. Predictive maintenance-ready smart interfaces
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 |
| Model | SY-A6VM |
| Place of Origin | China |
| Type | Rexroth type piston motor |
| Color | Available any color |
| HS Code | 8412299090 |
| Application | excavator, loader, construction machinery |
| Max Speed | 6300 rpm |
| Delivery Time | 15-30 Days after Payment |
| MOQ | 1 Piece |
Applications:
Competitive Advantage:
1. Redundant Safety Mechanisms: Dual-circuit pressure relief and mechanical fail-safe valves meet ISO 13849 PLd standards, critical for nuclear safety systems or mine hoists where failure is catastrophic.
2. With its high dynamic response and precision control, the Rexroth A6VM motor excels in handling varying load conditions, while integration with a hydraulic pump ensures steady fluid flow, minimized response time, and enhanced performance, thereby supporting critical operations in complex hydraulic networks with remarkable consistency, boosting overall system efficiency continuously.
3. In terms of energy efficiency and environmental sustainability, the Rexroth A6VM axial piston motor optimizes hydraulic energy conversion and minimizes system friction, effectively reducing energy waste and thermal losses while also lowering emissions and noise pollution; this hydraulic motor delivers a highly efficient and eco-friendly solution that meets stringent sustainability requirements in modern industrial applications, making it an attractive choice for green technology initiatives.
The Analysis For Rexroth A6VM Piston Motor Common Breakdown:
1. Debris accumulation on the external surfaces of the A6VM motor may lead to overheating and impaired cooling efficiency, ultimately affecting performance; if the piston pump also becomes clogged with debris, maintenance intervention is required to clean external surfaces and internal channels to restore optimal cooling efficiency and ensure safe operation.
2. Uneven pressure distribution or unstable oil supply within the hydraulic system can cause the Rexroth A6VM piston motor to exhibit significant pressure fluctuations. Such fluctuations compromise the system’s stability, affect torque output and speed control accuracy, and increase component fatigue. Comprehensive checks of the hydraulic pump, control valves, and piping—ensuring balanced pressures at all nodes—are essential to mitigate this issue in the axial piston motor.
3. Low-Speed Jerking: Intermittent stalling at low RPM relates to stick-slip friction or air entrapment. Upgrade to anti-wear oil (VG46+) and install air bleed valves on high-pressure ports.