Low-Noise Construction Machinery Piston Motor A6VM 65dB Operation Cast Iron Housing
Brand Name:SY Hydraulic
Certification:China Classification Society Certification
Model Number:SY-A6VM
Minimum Order Quantity:1pc
Delivery Time:15-30 days
Payment Terms:T/T
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Shaoyang Hunan China
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The intersection of Century Avenue and Baima Avenue,Shaoyang Economic and Technological development Zone,Shaoyang city,Hunan Province
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Product Details
Low-Noise Construction Machinery Piston Motor A6VM 65dB Operation Cast Iron Housing
Features:
1. Excellent Starting Characteristics: Offers rapid and reliable startup response
2. Low Moment of Inertia: Minimizes inertia for rapid dynamic response
3. High Operational Efficiency: Optimized design for energy-efficient performance
4. Advanced Digital Control Integration: Facilitates seamless integration with modern control systems
5. High Dynamic Response: Capable of rapid adaptation to load fluctuations
6. Compatible with Compact Pump Systems for Efficiency
7. Compact Footprint Suited for Space-Constrained Applications
8. Robust Construction with High Reliability
9. Durable Bearing System Ensuring Extended Service Life
10. Superior Power Density Relative to Size
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:
Trademark | SY-Hydraulic |
Transport Package | Standard Export Wooden Case |
Certification | ISO9001: 2000 |
Type | Bent axis piston motor |
Production Capacity | 1000 pcs/month |
HS Code | 8412299090 |
Application | excavator, loader |
Maximum speed | 6300 rpm |
Delivery Time | 15-30 Days after Payment |
Displacement | 71-250cc |
Applications:
1. In the drive system of blast furnace charging machines,
Rexroth’s A6VM hydraulic motor utilizes pressure-compensated
control mode and multi-stage balance design to achieve constant
flow output under extreme load fluctuations. The case‑hardened
spool and sleeve exhibit outstanding wear resistance in
high-temperature and dusty environments, ensuring prolonged
continuous operation with extended maintenance intervals.
2. In the mold opening and closing system of continuous casting
machines, the A6VM hydraulic motor employs self‑lubricating slipper
material and a dedicated lubrication circuit to ensure efficient
lubrication between pistons and valve plates, minimizing internal
leakage. Combined with integrated bypass and relief valves, the
system can swiftly cut off oil flow under emergency stop or
overload conditions, enhancing safety and reducing unplanned
downtime.
3. In the winch drive unit for deck machinery on ocean-going cargo
vessels, the A6VM axial piston variable displacement motor delivers
reliable anchor handling operations in polar regions, thanks to its
cavitation‑resistant chamber design and low-temperature start-up
capability. Its IP65-rated optional electronic controls and
corrosion-resistant components allow continuous operation in saline
spray and high-humidity environments without frequent maintenance.
Competitive Advantage:
1. Certified to ATEX explosion‑proof standards and tested under CSA, UL, and CE safety protocols, the Rexroth A6VM axial piston motor features a rugged design for safe operation in hazardous environments. Its explosion‑proof construction eliminates ignition sources, making this hydraulic motor an ideal power solution for high‑risk sectors such as petrochemicals, mining, pharmaceuticals, and oil and gas pipelines. By prioritizing safety without sacrificing performance, this piston motor ensures regulatory compliance and protects personnel and equipment in volatile industrial settings.
2. Designed for extended life cycles exceeding 20,000 hours of operation without major overhaul under standard conditions, the Rexroth A6VM piston motor minimizes maintenance interventions and associated downtime. Lifetime cost analysis reveals up to 30% reduction in total cost of ownership compared to conventional fixed‑displacement motors. This axial piston motor thus delivers superior return on investment, making it the preferred choice for large‑scale infrastructure projects and equipment rental companies. Its durability and cost‑efficiency ensure long‑term operational profitability.
3. The Rexroth A6VM axial piston motor supports rapid remote commissioning and firmware updates over secure encrypted protocols. Service teams can perform software enhancements on‑site or from corporate headquarters, eliminating the need for travel. This capability offers remarkable flexibility for distributed production lines and multi‑site projects, saving time and reducing service costs. Particularly valuable in offshore platforms, remote mining installations, and international large‑scale deployments, this hydraulic motor ensures up‑to‑date performance and streamlined maintenance across geographies.
The Analysis For Rexroth A6VM Piston Motor Common Breakdown:
1. In failure scenario number 28, prolonged high-load operation can cause fatigue cracking, particularly in high-pressure components such as valve plates and piston ends, leading to leakage or catastrophic failure as micro-cracks propagate. Symptoms include gradual performance degradation and potential safety hazards. It is recommended to perform regular non-destructive testing—such as ultrasonic or dye penetrant inspections—replace fatigue-prone parts proactively, and optimize operating parameters to reduce cumulative fatigue stress.
2. In failure scenario number 29, residual air trapped in oil passages after prolonged shutdown can increase start-up resistance and lead to insufficient fluid supply upon restart. Symptoms include difficulty starting and unstable low-speed operation. Recommended actions include performing oil-line purging before shutdown, executing periodic low-load operations during idle periods, installing automatic air-bleed valves, and incorporating pre-circulation steps in the startup procedure to ensure full fluid fill and eliminate air pockets.
3. In failure scenario number 30, incorrect filter element selection or inadequate maintenance can cause excessive pressure differential across the filter, leading to motor power loss or shutdown. Symptoms include system alarms, reduced output power, and abnormal oil temperature rise. It is recommended to select filter elements with appropriate micron ratings based on system flow rates and contamination levels, establish a scheduled replacement program, and install differential pressure monitoring devices to detect and address filter clogging promptly.
Low-Noise Construction Machinery Piston Motor A6VM 65dB Operation Cast Iron Housing
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