200cc/r Flow Rate Rexroth Axial Piston Motor for Mining Equipment
Solution
Features:
1. Compact bearing system with enhanced rigidity
2. Industry-leading power density exceeding 200kW/m³
3. Low-temperature cold start assurance technology
4. Ultra-low moment of inertia for rapid dynamic response
5. Cross-port face valve plate for noise reduction
6. Secondary sealing in axial piston assembly
7. Peak pressure resistance up to 450bar
8. Mechanical reversibility for bidirectional rotation
9. ISO 3019-2 compliant flange mounting
10. Modular service unit for simplified maintenance
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 cranes and hoisting systems, the Rexroth A6VE variable motor
delivers reliable hydraulic power essential for smooth lifting and
precise load control. Paired with a hydraulic pump, the system
ensures steady torque output and rapid response, enabling efficient
handling of heavy loads. Its variable displacement feature allows
operators to fine-tune performance for different lifting scenarios.
The motor’s robust construction and advanced control algorithms
guarantee operational safety and high efficiency, making it a
preferred solution in modern crane and hoisting applications.
2. Optimized for cranes and hoisting operations, the Rexroth A6VE
variable motor provides unmatched hydraulic power and dynamic
control for lifting heavy loads. Integrated with a piston pump, the
system ensures continuous torque delivery and smooth acceleration,
critical for precision hoisting. Its variable displacement
technology offers flexible performance adjustments, adapting to
various lifting requirements. This resilient motor design enhances
safety, reduces downtime, and improves overall efficiency, making
it an excellent choice for modern crane and hoisting systems in
industrial applications, remarkably.
3. Road Equipment (Rollers): The A6VE hydraulic motor enables
stepless speed control in double-drum rollers. Anti-slip algorithms
and optimized weight distribution ensure uniform compaction on
slopes, meeting strict density standards for airport runways or dam
foundation projects.
Competitive Advantage:
1. Rapid Dynamic Response: With servo-proportional valve control
under 50 ms, this piston motor achieves millimeter-level
positioning for aerospace test benches or robotic arm joints
requiring ultra-precise motion.
2. The integration of cutting-edge control devices with the Rexroth
A6VE motor delivers unmatched precision and adaptability, while its
variable displacement technology and pairing with an axial piston
pump optimize hydraulic performance, resulting in superior
responsiveness, enhanced safety margins, and exceptional
operational efficiency in versatile industrial applications,
boosting global competitiveness significantly.
3. Manufactured with high-precision engineering and rigorous
quality control, the Rexroth A6VE piston motor is built to
international standards; its exceptional machining accuracy and
assembly quality ensure that the product delivers consistent,
stable output even under high-load and high-speed conditions,
providing robust power assurance for demanding industrial sectors
and reinforcing its position as a reliable hydraulic motor in
competitive markets.
The Analysis For Rexroth A6VE Piston Motor Common Breakdown:
1. Excessive internal pressure within the A6VE motor may be
symptomatic of blockages or faulty pressure regulation, potentially
causing burst seals and structural damage; if the hydraulic pump
also displays abnormal pressure readings, immediate pressure relief
procedures and system recalibration become essential for safety to
prevent catastrophic failure without delay.
2. Over extended periods of operation, increased mechanical
friction and wear in internal components can lead to heightened
noise levels in the Rexroth A6VE axial piston motor. Elevated noise
often signals accumulated internal degradation and potential
faults, which can compromise system efficiency and reliability.
Regular noise monitoring and internal inspections are recommended
to detect issues early and perform timely repairs for this
hydraulic motor.
3. Sudden Power Drop: ≥30% power loss could signal relief valve
spool stuck open or displacement sensor disconnection. Test valve
reseat pressure and sensor impedance (500-1500 Ω).
