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- MPL-A320P-MK74AA
- Servo Motor
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- 100 mm
- 3.7 kg
- Xiamen, China
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Product Overview
The Allen Bradley MPL-A320P-MK74AA Servo Motor is a premium low-inertia AC brushless servo motor designed for high-performance industrial motion control applications. As part of the Allen Bradley MP-Series (MPL) servo motor family, this model is engineered to deliver exceptional positioning accuracy, rapid acceleration, and smooth motion, making it suitable for demanding automation systems requiring continuous precision operation.
Designed to integrate seamlessly with Allen Bradley Kinetix servo drives, the MPL-A320P-MK74AA features a 100 mm frame size, 230 V AC voltage class, 5000 RPM rated speed, a keyless shaft, multi-turn high-resolution absolute encoder, and an integrated 24 V DC holding brake. These features allow the motor to maintain accurate positioning, fast response times, and reliable operation in applications where load holding and precise positioning are essential.
Its compact construction, rugged industrial design, and high power density make it an excellent solution for robotics, packaging machinery, CNC equipment, electronic assembly systems, pharmaceutical production, material handling equipment, and other advanced industrial automation applications.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Allen Bradley |
| Model | MPL-A320P-MK74AA |
| Product Series | MP-Series MPL |
| Product Type | AC Brushless Servo Motor |
| Voltage Class | 230 V AC |
| Frame Size | 100 mm |
| Magnet Stack Length | 50.8 mm (2.0 in.) |
| Rated Speed | 5000 RPM |
| Continuous Rated Power | 1.3 kW |
| Continuous Stall Torque | 3.05 Nm |
| Peak Torque | 7.91 Nm |
| Feedback Type | Multi-turn High-Resolution Absolute Encoder |
| Encoder Protocol | Hiperface |
| Shaft Type | Keyless Shaft |
| Brake | Integrated 24 V DC Holding Brake |
| Connector Type | SpeedTEC DIN Connector |
| Mounting | IEC Metric Flange Mount |
| Weight | 3.7 kg |
| Enclosure Rating | IP50 (IP66 with optional shaft seal) |
| Application | Industrial Motion Control Systems |
Function and Working Principle
The Allen Bradley MPL-A320P-MK74AA converts electrical energy supplied by a compatible servo drive into precise rotary motion through an advanced closed-loop control system. The servo drive continuously regulates motor current while receiving real-time feedback from the integrated multi-turn absolute encoder, ensuring accurate control of position, speed, and torque.
The encoder continuously monitors shaft movement and transmits position data to the motion controller. Any deviation between the commanded position and the actual position is corrected immediately, allowing the motor to maintain outstanding positioning accuracy even under varying load conditions.
The integrated 24 V DC holding brake securely locks the motor shaft whenever power is removed or the machine is stopped, making this model particularly suitable for vertical axes and applications where load holding is required.
The motor provides:
- High-speed acceleration and deceleration
- Accurate closed-loop positioning
- Stable torque output
- Smooth motion control
- Excellent repeatability
- Fast dynamic response
These characteristics enable reliable operation in high-speed production environments where precision is critical.
Role in Industrial Control Systems
The MPL-A320P-MK74AA serves as a precision motion actuator within industrial automation systems, executing commands from PLCs, motion controllers, and servo drives.
Its primary functions include:
- Precision positioning
- Speed regulation
- Torque control
- Multi-axis synchronization
- Electronic cam operations
- Continuous rotary motion
Working together with Allen Bradley Kinetix motion systems, the motor enhances machine accuracy, production efficiency, and overall system reliability.
Industrial Applications
The Allen Bradley MPL-A320P-MK74AA is widely used in industrial sectors such as:
- Packaging Machinery
- Robotics and Automation
- CNC Machine Tools
- Automotive Manufacturing
- Electronics Assembly
- Pharmaceutical Equipment
- Food and Beverage Processing
- Printing Machinery
- Semiconductor Manufacturing
- Material Handling Systems
- Conveyor Automation
- Pick-and-Place Machines
- Textile Machinery
- Automated Warehousing
- Precision Manufacturing Equipment
Its combination of compact dimensions, high torque density, and integrated holding brake makes it particularly suitable for applications involving vertical motion or load retention.
Installation and System Integration
Proper installation ensures maximum motor performance and service life.
Recommended installation practices include:
- Mount the motor securely using the IEC metric flange.
- Precisely align the shaft with the driven equipment.
- Use high-quality flexible couplings where appropriate.
- Connect power and encoder cables through the SpeedTEC connector system.
- Configure encoder parameters within the Kinetix servo drive.
- Verify brake functionality before commissioning.
- Ensure adequate cooling and ventilation.
- Route motor cables separately from high-voltage power cables to minimize electrical interference.
Correct commissioning improves positioning accuracy, reduces vibration, and increases long-term operational reliability.
Compatible System Components
The MPL-A320P-MK74AA is commonly integrated with:
- Allen Bradley Kinetix 2000 Servo Drives
- Allen Bradley Kinetix 300 Servo Drives
- Allen Bradley Kinetix 350 Servo Drives
- Allen Bradley Kinetix 5500 Servo Drives
- Allen Bradley Kinetix 6000 Servo Drives
- Allen Bradley Kinetix 6200 Servo Drives
- Allen Bradley Kinetix 6500 Servo Drives
- Allen Bradley Kinetix 7000 Servo Drives
- Allen Bradley ControlLogix Controllers
- Allen Bradley CompactLogix Controllers
- Allen Bradley GuardLogix Controllers
- MP-Series Motor Power Cables
- MP-Series Feedback Cables
- Motion Interface Modules
- Precision Gearboxes
Together, these components provide a complete and highly reliable motion control solution capable of supporting advanced industrial automation systems.
Recommended Alternative Models
Depending on machine requirements, the following Allen Bradley servo motors may also be considered:
| Model | Type | Key Feature | Application |
|---|---|---|---|
| MPL-A320P-MJ72AA | AC Servo Motor | Keyed Shaft, No Brake | General Motion Control |
| MPL-A320P-MJ74AA | AC Servo Motor | Keyed Shaft with Brake | Vertical Axis Systems |
| MPL-A320P-MK72AA | AC Servo Motor | Keyless Shaft, No Brake | High-Speed Automation |
| MPL-B320P-MK74AA | AC Servo Motor | 460 V Version with Brake | Heavy Industrial Equipment |
| MPL-A330P-MK74AA | AC Servo Motor | Higher Torque Output | Robotics & Packaging |
Key Advantages
- Compact 100 mm frame size
- Low-inertia rotor for rapid response
- Multi-turn high-resolution absolute encoder
- Rated speed up to 5000 RPM
- Keyless shaft for high-precision coupling
- Integrated 24 V DC holding brake
- Excellent positioning accuracy and repeatability
- Compatible with Allen Bradley Kinetix motion systems
- Reliable continuous-duty industrial performance
- Ideal for demanding multi-axis automation applications
Technical FAQs
What is the primary function of the MPL-A320P-MK74AA?
It provides precise rotary motion for industrial machinery operating within closed-loop servo control systems.
Does this model include a holding brake?
Yes. The MPL-A320P-MK74AA is equipped with an integrated 24 V DC holding brake that securely maintains shaft position when the machine is stopped or power is removed.
Which servo drives are compatible?
The motor is designed for compatibility with Allen Bradley Kinetix servo drive families, enabling accurate motion control, high-speed positioning, and reliable industrial automation.
Conclusion
The Allen Bradley MPL-A320P-MK74AA Servo Motor is a high-performance industrial motion control solution designed for applications requiring precision, speed, and dependable operation. Featuring a 100 mm frame size, 230 V AC operation, 5000 RPM rated speed, 1.3 kW continuous output, a keyless shaft, multi-turn absolute encoder, and an integrated 24 V DC holding brake, it delivers exceptional positioning performance while ensuring long-term system reliability.
Whether installed in robotics, CNC machinery, packaging equipment, semiconductor production lines, pharmaceutical systems, or automated manufacturing facilities, the MPL-A320P-MK74AA provides the accuracy, efficiency, and durability required for today’s advanced industrial motion control applications.