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- MPL-A330P-HK74AA
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- 100 mm
- 4.6 kg
- Xiamen, China
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Product Overview
The Allen Bradley MPL-A330P-HK74AA Servo Motor is a high-performance low-inertia AC brushless servo motor engineered for precision motion control in advanced industrial automation systems. As part of the Allen Bradley MP-Series (MPL) family, this model combines excellent dynamic performance, accurate positioning capability, and long-term operational reliability for demanding manufacturing environments.
The MPL-A330P-HK74AA features a 100 mm frame size, a 76.2 mm (3-inch) magnet stack, 230 V AC voltage class, 5000 RPM rated speed, a 2000-line incremental encoder, a keyless shaft extension, and an integrated 24 V DC holding brake. This configuration is particularly suitable for vertical-axis applications and machinery requiring secure load holding when power is removed.
Designed for seamless integration with Allen Bradley Kinetix servo drives and Logix motion controllers, the MPL-A330P-HK74AA is widely applied in robotics, packaging machinery, CNC machining centers, semiconductor manufacturing, pharmaceutical production, material handling equipment, and automated assembly systems where precision, efficiency, and reliability are critical.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Allen Bradley |
| Model | MPL-A330P-HK74AA |
| Product Series | MP-Series MPL |
| Product Type | Low-Inertia AC Brushless Servo Motor |
| Voltage Class | 230 V AC |
| Frame Size | 100 mm |
| Magnet Stack Length | 76.2 mm (3.0 in.) |
| Rated Speed | 5000 RPM |
| Feedback Type | 2000-Line Incremental Encoder |
| Shaft Type | Keyless Shaft Extension |
| Brake | Integrated 24 V DC Holding Brake |
| Connector Type | SpeedTEC DIN Connector, Right Angle, 180° Rotatable |
| Mounting | IEC Metric, Free Mounting Holes (Type FF) |
| Protection Class | IP50 (IP66 with optional shaft seal) |
| Cooling Method | Natural Air Cooling |
| Weight | 4.6 kg |
| Application | High-Performance Industrial Motion Control |
Function and Working Principle
The Allen Bradley MPL-A330P-HK74AA converts electrical energy into highly accurate rotary motion through an advanced digital closed-loop servo control system. During operation, the servo motor works together with a compatible Allen Bradley Kinetix servo drive, which continuously regulates motor current according to real-time encoder feedback.
The integrated 2000-line incremental encoder continuously measures rotor position and shaft speed, transmitting this information to the motion controller. The controller compares the commanded position with the actual position and immediately adjusts motor output to eliminate any deviation. This process ensures outstanding positioning precision, stable speed regulation, and smooth torque output even during rapid acceleration or changing load conditions.
The integrated 24 V DC holding brake automatically locks the motor shaft whenever electrical power is removed. This safety feature prevents unwanted movement of vertical loads and improves machine protection during emergency stops, maintenance, or power failures.
The low-inertia rotor design provides several performance advantages:
- Rapid acceleration and deceleration
- Excellent positioning accuracy
- Smooth torque delivery
- High dynamic response
- Stable speed control
- Outstanding motion repeatability
- Reliable continuous-duty operation
These characteristics make the MPL-A330P-HK74AA an ideal servo motor for high-speed industrial automation equipment.
Role in Industrial Control Systems
Within industrial control systems, the MPL-A330P-HK74AA functions as the precision motion actuator responsible for converting digital commands into controlled mechanical movement.
Typical motion control functions include:
- Precision positioning
- Speed regulation
- Torque control
- Electronic cam synchronization
- Electronic gearing
- Multi-axis coordinated motion
- High-speed indexing
Its fast response and accurate encoder feedback enable complex automation equipment to operate with improved productivity, reduced cycle times, and exceptional manufacturing accuracy.
Industrial Applications
The Allen Bradley MPL-A330P-HK74AA is widely used in modern industrial automation systems, including:
- Robotic Automation
- Packaging and Filling Equipment
- CNC Machine Tools
- Semiconductor Manufacturing
- Electronics Assembly
- Pharmaceutical Processing Equipment
- Food and Beverage Production
- Printing and Converting Machinery
- Material Handling Systems
- Conveyor Automation
- Pick-and-Place Equipment
- Textile Machinery
- Automotive Manufacturing
- Automated Warehousing
- Precision Assembly Systems
The integrated holding brake makes this model especially suitable for lifting mechanisms, vertical servo axes, and applications where maintaining load position is critical.
Installation and System Integration
Proper installation is essential for maximizing servo motor performance and service life.
Recommended installation procedures include:
- Install the motor securely using the IEC metric flange.
- Align the shaft accurately with the driven load.
- Use precision keyless couplings to minimize backlash.
- Connect motor power and encoder cables using the SpeedTEC quick-connect system.
- Configure motor parameters within the Allen Bradley Kinetix servo drive.
- Verify encoder feedback before system commissioning.
- Test holding brake operation before machine startup.
- Ensure sufficient ventilation for efficient motor cooling.
- Route encoder cables separately from power wiring to reduce electromagnetic interference.
Following these best practices helps maintain high positioning accuracy, minimize vibration, and improve long-term operational reliability.
Compatible System Components
The MPL-A330P-HK74AA is commonly integrated with:
- Allen Bradley Kinetix 300 Servo Drives
- Allen Bradley Kinetix 350 Servo Drives
- Allen Bradley Kinetix 5500 Servo Drives
- Allen Bradley Kinetix 5700 Servo Drives
- Allen Bradley Kinetix 6000 Servo Drives
- Allen Bradley Kinetix 6500 Servo Drives
- Allen Bradley ControlLogix Controllers
- Allen Bradley CompactLogix Controllers
- Allen Bradley GuardLogix Controllers
- MP-Series Motor Power Cables
- MP-Series Encoder Feedback Cables
- Allen Bradley Motion Interface Modules
- Precision Planetary Gearboxes
- Zero-Backlash Servo Couplings
Together, these components create a complete motion control solution capable of delivering synchronized multi-axis motion, accurate positioning, and dependable industrial automation performance.
Recommended Alternative Models
| Model | Type | Key Feature | Typical Application |
|---|---|---|---|
| MPL-A330P-HK72AA | AC Servo Motor | No Holding Brake | High-Speed Motion Systems |
| MPL-A330P-MK74AA | AC Servo Motor | Multi-turn Absolute Encoder | Precision Motion Control |
| MPL-A330P-SK74AA | AC Servo Motor | Single-turn Absolute Encoder | Packaging & Robotics |
| MPL-A330P-HJ74AA | AC Servo Motor | Keyed Shaft with Holding Brake | Standard Industrial Machinery |
| MPL-B330P-HK74AA | AC Servo Motor | 460 V AC Version | Heavy Industrial Automation |
Key Advantages
- Compact 100 mm frame design
- High-output 76.2 mm magnet stack
- 5000 RPM high-speed operation
- 2000-line incremental encoder
- Keyless shaft extension for precision coupling
- Integrated 24 V DC holding brake
- Low-inertia rotor for rapid dynamic response
- Excellent positioning accuracy and repeatability
- Fully compatible with Allen Bradley Kinetix motion systems
- Engineered for continuous industrial operation
Technical FAQs
What is the primary function of the MPL-A330P-HK74AA?
The MPL-A330P-HK74AA provides highly accurate rotary motion for industrial machinery requiring precise position, speed, and torque control.
Does this servo motor include a holding brake?
Yes. The motor is equipped with an integrated 24 V DC holding brake, allowing it to securely maintain shaft position whenever power is removed or during emergency stop conditions.
Which Allen Bradley control platforms are compatible?
The servo motor is designed for integration with Allen Bradley Kinetix servo drives and ControlLogix, CompactLogix, and GuardLogix motion control systems.
Conclusion
The Allen Bradley MPL-A330P-HK74AA Servo Motor is a premium industrial motion control solution designed for manufacturers requiring high-speed performance, outstanding positioning accuracy, and dependable long-term reliability. Featuring a 100 mm frame size, 230 V AC voltage class, 76.2 mm magnet stack, 5000 RPM rated speed, a 2000-line incremental encoder, keyless shaft extension, an integrated 24 V DC holding brake, and a 4.6 kg lightweight construction, this servo motor delivers exceptional performance across a wide range of industrial automation applications.
Whether installed in robotic systems, CNC machining centers, semiconductor manufacturing equipment, packaging machinery, pharmaceutical production lines, or automated assembly systems, the MPL-A330P-HK74AA provides the precision, efficiency, and durability required to maximize machine productivity while supporting advanced industrial motion control.