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Allen-Bradley MPL-A310P-HK72AA Servo Motor – MP-Series Low-Inertia 230V AC Rotary Servo Motor with Incremental Encoder, Keyless Shaft, 100 mm Frame Size
Product Overview
The Allen-Bradley MPL-A310P-HK72AA Servo Motor is a high-performance MP-Series Low-Inertia Brushless AC Rotary Servo Motor designed for demanding industrial motion control applications. As part of the Rockwell Automation MP-Series servo motor family, this model delivers excellent positioning accuracy, rapid acceleration, and reliable torque output for high-speed automated machinery.
The MPL-A310P-HK72AA features a 230 V AC voltage class, a 100 mm IEC metric frame size, a 25.4 mm magnet stack length, a 5000 RPM rated speed, a 2000-line incremental encoder, a keyless shaft extension, a SpeedTEC right-angle 180° rotatable DIN connector, and no integrated holding brake. Its low-inertia rotor minimizes response time while providing excellent dynamic performance for precision motion control.
Designed for seamless integration with Allen-Bradley Kinetix servo drive systems, the motor provides precise closed-loop position, speed, and torque control. The incremental encoder ensures stable feedback for synchronized motion, while the keyless shaft offers secure torque transmission through friction-locking couplings.
With a 100 mm frame size and an approximate weight of 2.7 kg, the MPL-A310P-HK72AA is widely used in robotics, CNC machining centers, semiconductor manufacturing, packaging equipment, electronics assembly, material handling systems, printing machinery, and automated production lines.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Allen-Bradley |
| Model | MPL-A310P-HK72AA |
| Product Series | MP-Series MPL |
| Product Type | Rotary Servo Motor |
| Motor Type | Low-Inertia Brushless AC Servo Motor |
| Rated Voltage | 230 V AC |
| Rated Speed | 5000 RPM |
| Continuous Output Power | Approximately 0.73 kW |
| Continuous Torque | Approximately 1.58 Nm |
| Peak Torque | Approximately 3.61 Nm |
| Frame Size | 100 mm |
| Magnet Stack Length | 25.4 mm |
| Feedback Device | 2000-Line Incremental Encoder |
| Shaft Type | Keyless Shaft |
| Holding Brake | None |
| Connector Type | SpeedTEC Right-Angle 180° Rotatable DIN Connector |
| Mounting | IEC Metric Flange |
| Cooling Method | Natural Air Cooling |
| Dimensions | Frame Size: 100 mm |
| Weight | Approximately 2.7 kg |
Function and Working Principle
The Allen-Bradley MPL-A310P-HK72AA converts electrical energy from a compatible servo drive into highly accurate rotary motion while continuously transmitting encoder feedback for precise closed-loop control.
Typical Motion Control Architecture
Motion Controller
↓
Allen-Bradley Kinetix Servo Drive
↓
MPL-A310P-HK72AA Servo Motor
↓
Mechanical Transmission
↓
Industrial Equipment
During operation, the servo motor performs the following functions:
- High-speed position control
- Accurate speed regulation
- Continuous torque output
- Incremental encoder feedback
- Rapid acceleration and deceleration
- Multi-axis synchronization
- Smooth motion control
- High positioning repeatability
The low-inertia rotor enables excellent dynamic response, while the keyless shaft minimizes backlash and improves transmission accuracy.
Role in Industrial Motion Control Systems
Within industrial automation systems, the MPL-A310P-HK72AA functions as a precision rotary actuator that converts electronic motion commands into controlled mechanical movement.
Its primary functions include:
- Precision positioning
- Closed-loop speed regulation
- Stable torque production
- Incremental motion feedback
- High-speed synchronization
- Continuous-duty operation
- Excellent dynamic response
- Reliable long-term performance
The keyless shaft configuration is particularly suitable for precision coupling systems requiring accurate concentricity and secure torque transmission.
Industrial Applications
Packaging Machinery
Typical applications include:
- Filling machines
- Cartoning systems
- Wrapping equipment
- Labeling machines
- Conveyor automation
Robotics
Suitable for:
- Pick-and-place robots
- Assembly robots
- Material handling robots
- Six-axis robotic systems
- Automated workstations
CNC Machinery
Common applications include:
- CNC machining centers
- Milling machines
- Laser cutting systems
- Precision machining equipment
- Multi-axis manufacturing cells
Electronics and Semiconductor Manufacturing
Widely used in:
- PCB assembly
- Semiconductor production
- Automated inspection equipment
- Precision positioning systems
- Electronic component assembly
Material Handling
Ideal for:
- Automated warehouses
- Conveyor systems
- Sorting equipment
- Packaging logistics
- Palletizing systems
Installation and System Integration
Before installation, engineers should verify:
- Compatibility with Allen-Bradley Kinetix servo drives
- Motor voltage specifications
- Encoder cable integrity
- Motor power cable connections
- Mechanical alignment
- Keyless shaft coupling installation
- Protective grounding
- Cooling and ventilation
- Servo parameter configuration
Recommended Installation Procedure
- Disconnect system power.
- Securely mount the servo motor.
- Install the keyless shaft coupling.
- Connect the motor power cable.
- Connect the encoder feedback cable.
- Configure the servo drive.
- Perform automatic motor identification.
- Configure encoder parameters.
- Tune servo performance.
- Test motor rotation.
- Verify positioning accuracy.
- Complete system commissioning.
Compatible System Components
| Component | Function |
|---|---|
| Allen-Bradley Kinetix Servo Drive | Servo motion control |
| ControlLogix PLC | Machine controller |
| CompactLogix PLC | Automation controller |
| Motion Controller | Motion command generation |
| Servo Power Cable | Motor power supply |
| Encoder Feedback Cable | Position feedback |
| Keyless Shaft Coupling | Torque transmission |
| Planetary Gearbox | Speed reduction |
| EtherNet/IP Network | Industrial communication |
| HMI Panel | Operator interface |
Recommended Alternative Models
| Model | Product Type | Typical Application |
|---|---|---|
| MPL-A310P-HK72AA | Incremental Encoder, Keyless Shaft | High-speed precision motion |
| MPL-A310P-HK74AA | Incremental Encoder, Keyless Shaft, Brake | Vertical-axis automation |
| MPL-A310P-MK72AA | Multi-Turn Absolute Encoder | Advanced positioning |
| MPL-A310P-SK72AA | Single-Turn Absolute Encoder | High-speed positioning |
| Kinetix VP Series Servo Motors | Premium Servo Motor | Intelligent motion control |
Key Advantages
- MP-Series low-inertia brushless AC servo motor
- 230 V AC voltage class
- 5000 RPM rated speed
- 2000-line incremental encoder
- Keyless shaft configuration
- Compact 100 mm frame size
- 25.4 mm magnet stack length
- SpeedTEC quick-connect connector
- Excellent dynamic response
- High positioning repeatability
- Compatible with Allen-Bradley Kinetix servo drives
- Approximate weight of 2.7 kg
Technical FAQs
What is the Allen-Bradley MPL-A310P-HK72AA?
The MPL-A310P-HK72AA is an MP-Series low-inertia brushless AC rotary servo motor designed for precision industrial motion control.
What is the rated operating voltage?
The motor operates on 230 V AC.
What is the rated operating speed?
The rated operating speed is 5000 RPM.
What type of feedback device does the motor use?
It uses a 2000-line incremental encoder for accurate position and speed feedback.
Does this motor include a holding brake?
No. The MPL-A310P-HK72AA is supplied without an integrated holding brake.
What type of shaft does the motor use?
The motor features a keyless shaft extension, allowing secure torque transmission through precision locking assemblies.
What is the frame size?
The motor features a 100 mm IEC metric frame size.
What is the approximate weight?
The motor weighs approximately 2.7 kg.
Which industries commonly use this servo motor?
It is widely used in robotics, CNC machining, semiconductor manufacturing, packaging machinery, electronics assembly, material handling, and automated production systems.
Which servo drives are compatible?
The motor is designed for seamless integration with compatible Allen-Bradley Kinetix servo drive systems.
Conclusion
The Allen-Bradley MPL-A310P-HK72AA Servo Motor is a high-performance MP-Series low-inertia brushless AC servo motor developed for demanding industrial automation applications. Featuring 230 V AC operation, a 5000 RPM rated speed, a 100 mm frame size, a 25.4 mm magnet stack length, a 2000-line incremental encoder, and a keyless shaft, it delivers outstanding positioning accuracy, rapid response, and dependable long-term operation.
With its compact construction, approximate weight of 2.7 kg, and compatibility with Allen-Bradley Kinetix motion control systems, the MPL-A310P-HK72AA is an ideal solution for robotics, CNC machinery, packaging equipment, semiconductor manufacturing, material handling systems, and numerous other high-performance industrial automation applications.