Model: 28mm Brushless Slotless Motor 202W 27605RPM 70mN.m 24V 48V
Typical Applications:
1. Aerospace & Defense Implementations
• Satellite Systems
Slotless brushless motors serve as vital components in spacecraft subsystems, particularly in phased-array antenna steering mechanisms. Their cogging-free operation ensures sub-arcminute alignment precision for deep-space communication arrays.
• Drone Propulsion Technology
Modern UAV propulsion architectures extensively incorporate slotless brushless motors, leveraging their high torque-to-inertia ratio (exceeding 4.5 N·m/kg) for rapid thrust vector adjustments during autonomous obstacle avoidance maneuvers.
2. Medical Technology Applications
• Robotic Surgery Systems
These motors enable submicron positioning resolution in surgical manipulators, critical for microsurgical tasks like ophthalmic vitrectomy procedures requiring <10μm tremor suppression.
• Diagnostic Imaging Integration
In MRI-compatible positioning systems, slotless brushless drives achieve 50nm linear motion accuracy through sinusoidal commutation control, eliminating metallic interference with 7T magnetic fields.
3. Industrial Manufacturing Solutions
• Precision Machining Control
CNC spindle axis configurations utilize slotless brushless motors to maintain ±0.8μm positioning repeatability during high-speed milling operations (up to 40,000 RPM), crucial for aerospace-grade titanium component fabrication.
• Automated Packaging Systems
Integrated into robotic pick-and-place units, these motors achieve 0.1ms synchronization accuracy through EtherCAT communication protocols, enabling 200ppm (parts per minute) throughput in pharmaceutical blister packaging lines.
4. Robotic Mobility Platforms
• Anthropomorphic Joint Actuation
Humanoid robots employ slotless brushless motors with 0.02° angular resolution in articulated wrists, replicating human dexterity for complex tasks like multi-finger object manipulation.
• Autonomous Service Robotics
Delivery robot omnidirectional wheels integrate slotless brushless hub motors featuring 92% peak efficiency, enabling 8-hour continuous operation with 50kg payload capacity in warehouse environments.
Motor Technical Data:
| PM2842C Series | Unit | 001 | |
| 1 | Rated Voltage | V | 24 | |
| 2 | Stall Torque | mNm | 613 | |
| 3 | Stall Current | A | 96 | |
| 4 | No load speed | rpm | 37054 | |
| 5 | No load current | A | 0.402 | |
| 6 | Rated Speed | RPM | 27605 | |
| 7 | Rated Current | A | 11.63 | |
| 8 | Rated Torque | mNm | 70 | |
| 9 | Rated Output Power | W | 202.7 | |
| 10 | Efficiency at Rated Load | % | 72.6 | |
| 11 | Terminal resistance | Ohm | 0.54 | |
| 12 | Back –EMF Constant | mV/rpm | 0.648 | |
| 13 | Max Efficiency | % | 83.4 | |
| 14 | Torque coefficient | mNm/A | 6.18 | |
| 15 | Speed Constant | rpm/V | 1543 | |
| 16 | Max Power Output | W | 266 | |
| 17 | Angular velocity | rad/s | 3880 | |
| Additional information |
| ● | number of pole pairs of the rotor | 1 |
| ● | Number of phases | 3 |
| ● | Operating temperature range | -40℃... +150℃ |
| ● | Insulation calss | Class F |
| ● | Motor parameters and shaft size can be made according to the request of customer. |
| ● | Options: gearbox |
Motor Outline Drawing (mm)
Product Tags:
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28mm Brushless Slotless Motor 202W 27605RPM 70mN.m 24V 48V Images
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