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- MPL-A310F-SK72AA
- Servo Motor
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- 100 mm
- 2.7 kg
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Product Overview
The Allen-Bradley MPL-A310F-SK72AA Servo Motor is a high-performance MP-Series Low-Inertia Brushless AC Rotary Servo Motor engineered for demanding industrial motion control applications. As a member of the Rockwell Automation MP-Series servo motor family, this motor delivers excellent positioning accuracy, rapid acceleration, and dependable torque output for modern automated machinery. The model features a 230 V AC voltage class, 100 mm IEC metric frame size, 25.4 mm magnet stack length, 3000 RPM rated speed, a single-turn high-resolution absolute encoder, a keyless shaft extension, a SpeedTEC right-angle 180° rotatable DIN connector, and no integrated holding brake. These configuration characteristics make it suitable for applications requiring accurate positioning, compact installation, and fast dynamic response.
Designed for seamless integration with Allen-Bradley Kinetix servo drive systems, the MPL-A310F-SK72AA provides precise closed-loop position, speed, and torque control. The low-inertia rotor enables rapid acceleration and deceleration while maintaining excellent positioning repeatability and machine productivity.
With a 100 mm frame size and an approximate weight of 2.7 kg, the motor is widely used in robotics, CNC machine tools, packaging equipment, semiconductor manufacturing, electronics assembly, automated material handling systems, printing machinery, and high-speed production lines.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Allen-Bradley |
| Model | MPL-A310F-SK72AA |
| 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 | 3000 RPM |
| Frame Size | 100 mm |
| Magnet Stack Length | 25.4 mm |
| Continuous Output Power | Approximately 0.46 kW |
| Continuous Torque | Approximately 1.58 Nm |
| Peak Torque | Approximately 3.61 Nm |
| Feedback Device | Single-Turn High-Resolution Absolute 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 |
| Weight | Approximately 2.7 kg |
Function and Working Principle
The Allen-Bradley MPL-A310F-SK72AA converts electrical energy supplied by a compatible servo drive into highly accurate rotary motion while continuously transmitting encoder feedback for closed-loop motion control.
Typical Motion Control Architecture
Motion Controller
↓
Allen-Bradley Kinetix Servo Drive
↓
MPL-A310F-SK72AA Servo Motor
↓
Mechanical Transmission
↓
Industrial Equipment
During operation, the servo motor performs the following functions:
- Precision position control
- Accurate speed regulation
- Stable torque output
- Single-turn absolute position feedback
- Rapid acceleration and deceleration
- High-speed servo response
- Multi-axis synchronization
- Improved positioning repeatability
The single-turn absolute encoder enables immediate shaft position recognition within one mechanical revolution after power-up, while the keyless shaft provides secure torque transmission using precision locking assemblies.
Role in Industrial Motion Control Systems
Within industrial automation systems, the MPL-A310F-SK72AA serves as the precision motion actuator responsible for converting electronic control commands into controlled mechanical movement.
Its primary functions include:
- Closed-loop position control
- Continuous speed regulation
- Stable torque production
- High-resolution encoder feedback
- Fast dynamic response
- Precision synchronization
- Continuous-duty operation
- High positioning accuracy
The low-inertia design minimizes settling time, improving machine throughput and production efficiency.
Industrial Applications
Packaging Machinery
Typical applications include:
- Filling machines
- Cartoning systems
- Wrapping equipment
- Labeling machines
- Conveyor systems
Robotics
Suitable for:
- Pick-and-place robots
- Assembly robots
- Six-axis robotic systems
- Material handling robots
- Automated workstations
CNC Machinery
Common applications include:
- CNC machining centers
- Milling machines
- Laser cutting equipment
- Precision machine tools
- Multi-axis manufacturing cells
Electronics and Semiconductor Manufacturing
Widely used in:
- PCB assembly
- Semiconductor production
- Automated inspection systems
- Precision positioning equipment
- 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 condition
- Power cable connections
- Mechanical alignment
- Keyless shaft coupling installation
- Protective grounding
- Cooling and ventilation
- Servo parameter configuration
Recommended Installation Procedure
- Disconnect system power.
- Mount the servo motor securely.
- Install the keyless shaft coupling.
- Connect the motor power cable.
- Connect the encoder feedback cable.
- Configure the Kinetix 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-A310F-SK72AA | Single-Turn Absolute Encoder, Keyless Shaft | High-speed automation |
| MPL-A310F-SK74AA | Single-Turn Absolute Encoder, Keyless Shaft & Brake | Vertical-axis machinery |
| MPL-A310F-SJ72AA | Single-Turn Absolute Encoder, Keyed Shaft | General industrial equipment |
| MPL-A310F-MK72AA | Multi-Turn Absolute Encoder, Keyless Shaft | Advanced positioning systems |
| Kinetix VP Series Servo Motors | Premium Servo Motor | High-performance motion control |
Key Advantages
- MP-Series low-inertia brushless AC servo motor
- 230 V AC operation
- Single-turn high-resolution absolute encoder
- Keyless shaft configuration
- Compact 100 mm frame size
- 3000 RPM rated speed
- 25.4 mm magnet stack length
- SpeedTEC quick-connect interface
- No integrated holding brake
- Excellent positioning accuracy
- Fast dynamic response
- Approximate weight of 2.7 kg
Technical FAQs
What is the Allen-Bradley MPL-A310F-SK72AA?
The MPL-A310F-SK72AA is an MP-Series low-inertia brushless AC rotary servo motor equipped with a single-turn high-resolution absolute encoder and a keyless shaft 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 3000 RPM.
What type of encoder does the motor use?
It features a single-turn high-resolution absolute encoder, providing immediate shaft position feedback after power-up within one mechanical revolution.
Does this motor include a holding brake?
No. The MPL-A310F-SK72AA is supplied without an integrated holding brake.
What type of shaft does the motor use?
The motor utilizes a keyless shaft extension, providing 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 approximate motor weight is 2.7 kg.
Which industries commonly use this servo motor?
It is widely used in robotics, CNC machining, semiconductor manufacturing, packaging machinery, electronics assembly, printing equipment, and automated production systems.
Which servo drives are compatible?
The MPL-A310F-SK72AA is designed for integration with compatible Allen-Bradley Kinetix servo drive systems, delivering reliable high-performance motion control.
Conclusion
The Allen-Bradley MPL-A310F-SK72AA 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 100 mm frame size, 3000 RPM rated speed, a 25.4 mm magnet stack length, a single-turn high-resolution absolute encoder, and a keyless 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-A310F-SK72AA is an ideal solution for robotics, CNC equipment, packaging machinery, semiconductor manufacturing, material handling systems, and numerous other high-precision industrial automation applications.