3HAC040656-002 ABB Robot MU200 External Shaft Motor In Robotic Automation Systems
1. Product Positioning
3HAC040656-002 is the part number for the ABB MU200 motor unit, belonging to the ABB IRB 2600 series 6-axis multi-purpose robot. It is compatible with IRC5 and OmniCore controllers. This motor, together with the drive module (3HAC050224-001), measurement module (3HAC16035-1), and interface/brake module (3HAC7998-001), forms a complete closed-loop control system.
2. Detailed Technical Parameters
| Parameter | Specification |
|---|---|
| Model | MU200 (3HAC040656-002) |
| Manufacturer | ABB |
| Product Type | Servo motor unit (permanent magnet synchronous) |
| Rated Torque | 3.7 Nm |
| Rated Speed | 3000 rpm |
| Maximum Dynamic Speed | Up to 5000 rpm |
| Rated Current | Approx. 19 A |
| Torque Constant | Approx. 1.12 Nm/A |
| Power Rating | 1.1–1.5 kW class servo motor |
| Brake Unit | Integrated 24V DC electromagnetic fail-safe brake, braking torque approx. 2.8 Nm |
| Feedback Unit | High-precision multi-turn absolute encoder (no battery needed for position memory) |
| Protection Rating | IP67 (motor unit body) |
| Operating Voltage | Compatible with IRC5 controller 280/453V DC bus |
| Ambient Operating Temperature | 0°C to +55°C |
| Insulation Class | Class F |
| Weight | Approx. 5.2 kg |
| Mounting Method | Flange mounting, dedicated robot joint interface |
3. Matching Components
This motor unit is typically used with the following components:
| Component | Model | Function |
|---|---|---|
| Drive Module | 3HAC050224-001 | Servo power unit, enables closed-loop control of position, speed, and torque |
| Measurement Module | 3HAC16035-1 / 03 | High-precision absolute encoder interface |
| Interface/Brake Module | 3HAC7998-001 | Signal filtering, electromagnetic brake control, bus expansion |
4. Core Functions
4.1 Force-Electrical Conversion & Motion Control
Converts digital commands from the controller into precise rotational motion. The built-in high-precision multi-turn absolute encoder provides full closed-loop feedback, ensuring positional accuracy for each robot joint.
4.2 Fail-Safe Braking
The integrated 24V DC electromagnetic brake automatically locks the motor when the system is powered off or during an emergency stop, preventing external axes or robot arms from falling due to gravity, thereby ensuring equipment and personnel safety.
4.3 High Dynamic Response
With a rated torque of 3.7 Nm and a maximum speed of 5000 rpm, this motor meets high dynamic performance requirements such as high-speed handling and precision assembly.
4.4 Environmental Adaptability
The IP67 protection rating allows the motor to operate stably in harsh industrial environments with dust, oil mist, and humidity.
5. Main Application Areas
| Application Scenario | Description |
|---|---|
| IRB 2600 Robot Joint Drive | Drives axes 1-6 of the robot, suitable for high-speed handling, precision assembly in 3C electronics, small workpiece loading/unloading, etc. |
| External Axis Drive | Serves as a drive unit for positioners and linear tracks (guide rails), expanding the robot's workspace and degrees of freedom |
| Welding Workstations | Works with positioners to achieve continuous workpiece rotation, improving welding efficiency and quality |
| Material Handling & Palletizing | Provides stable power output for high-speed, high-frequency handling applications |
6. Important Notes
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Replacement Considerations : When replacing, the sub-version number of the old part must be compared. Robot axis parameters are strictly tied to the encoder resolution; mixing different batches may cause trajectory vibration or "axis configuration error" shutdowns.
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System Compatibility : This motor must be used with original ABB drive and measurement modules; third-party alternatives are not recommended.
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