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- 2.7 kg
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Product Overview
The Allen-Bradley MPL-A310P-HJ72AA Servo Motor is a premium MP-Series Low-Inertia Brushless AC Rotary Servo Motor engineered for demanding industrial motion control applications. As part of the Rockwell Automation MP-Series servo motor family, this model delivers high torque density, exceptional positioning accuracy, and rapid dynamic response for modern automation equipment.
The MPL-A310P-HJ72AA 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 keyed shaft extension, a SpeedTEC right-angle 180° rotatable DIN connector, and no integrated holding brake. Its low-inertia rotor enables fast acceleration and deceleration while providing smooth and stable motion control for high-speed industrial machinery.
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 delivers accurate motion feedback for applications requiring high-speed synchronization and repeatable positioning.
With a 100 mm frame size and an approximate weight of 2.7 kg, the MPL-A310P-HJ72AA is widely used in robotics, CNC machine tools, packaging machinery, semiconductor manufacturing, electronics assembly, printing systems, and automated production lines.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Allen-Bradley |
| Model | MPL-A310P-HJ72AA |
| 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 | 1.58 Nm |
| Peak Torque | 3.61 Nm |
| Frame Size | 100 mm |
| Magnet Stack Length | 25.4 mm |
| Feedback Device | 2000-Line Incremental Encoder |
| Shaft Type | Keyed Shaft |
| Holding Brake | None |
| Connector Type | SpeedTEC Right-Angle 180° Rotatable DIN Connector |
| Mounting | IEC Metric Flange |
| Cooling Method | Natural Air Cooling |
| Weight | Approximately 2.7 kg |
Function and Working Principle
The Allen-Bradley MPL-A310P-HJ72AA converts electrical energy supplied by a compatible servo drive into precise rotary motion while continuously transmitting incremental encoder feedback for closed-loop servo control.
Typical Motion Control Architecture
Motion Controller
↓
Allen-Bradley Kinetix Servo Drive
↓
MPL-A310P-HJ72AA Servo Motor
↓
Mechanical Transmission
↓
Industrial Equipment
During operation, the servo motor performs the following functions:
- High-speed position control
- Precise speed regulation
- Continuous torque output
- Incremental encoder feedback
- Rapid acceleration and deceleration
- Multi-axis synchronization
- Smooth dynamic response
- High positioning repeatability
The low-inertia rotor minimizes settling time and allows fast machine cycle changes while maintaining excellent motion stability.
Role in Industrial Motion Control Systems
Within industrial automation systems, the MPL-A310P-HJ72AA functions as a precision rotary actuator that converts 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 keyed shaft configuration provides dependable torque transmission while simplifying coupling installation.
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 machine tools
- Multi-axis manufacturing cells
Electronics and Semiconductor Manufacturing
Widely used in:
- PCB assembly
- Semiconductor production
- Precision inspection equipment
- Electronic component placement
- Automated manufacturing systems
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
- Power cable connections
- Mechanical alignment
- Shaft coupling installation
- Protective grounding
- Cooling and ventilation
- Servo parameter configuration
Recommended Installation Procedure
- Disconnect system power.
- Securely mount the servo motor.
- Install the keyed shaft coupling.
- Connect the motor power cable.
- Connect the encoder feedback cable.
- Configure the servo drive.
- Perform motor identification.
- Configure encoder parameters.
- Tune servo performance.
- Test motor rotation.
- Verify positioning accuracy.
- Complete 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 |
| Flexible 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-HJ72AA | Incremental Encoder, Keyed Shaft | High-speed motion control |
| MPL-A310P-HJ74AA | Incremental Encoder, Keyed Shaft with Brake | Vertical-axis applications |
| MPL-A310P-MJ72AA | Multi-Turn Absolute Encoder | High-precision positioning |
| MPL-A310P-SJ72AA | Single-Turn Absolute Encoder | Fast positioning systems |
| Kinetix VP Series Servo Motors | Advanced 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
- Keyed shaft extension
- 100 mm IEC frame size
- 25.4 mm magnet stack length
- SpeedTEC quick-connect interface
- Excellent dynamic response
- High positioning repeatability
- Compatible with Allen-Bradley Kinetix drives
- Approximate weight of 2.7 kg
Technical FAQs
What is the Allen-Bradley MPL-A310P-HJ72AA?
The MPL-A310P-HJ72AA is an MP-Series low-inertia brushless AC rotary servo motor featuring a 2000-line incremental encoder and a keyed shaft, 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-HJ72AA is supplied without an integrated holding brake.
What type of shaft does the motor use?
The motor features a keyed shaft extension for secure mechanical torque transmission.
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, packaging machinery, semiconductor manufacturing, electronics assembly, printing equipment, and automated production systems.
Which servo drives are compatible?
The MPL-A310P-HJ72AA is compatible with Allen-Bradley Kinetix servo drive families, including Kinetix 5500, 6500, 6000, 350, 300, and related systems.
Conclusion
The Allen-Bradley MPL-A310P-HJ72AA Servo Motor is a high-performance MP-Series low-inertia brushless AC servo motor designed 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 keyed shaft, it provides excellent positioning accuracy, rapid response, and reliable 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-HJ72AA is an ideal solution for robotics, CNC machinery, packaging equipment, semiconductor manufacturing, and numerous other high-performance industrial automation applications.