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- MPL-A230P-HJ74AA
- Servo Motor
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- 75 mm
- 2.6 kg
- Xiamen, China
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Product Overview
The Allen-Bradley MPL-A230P-HJ74AA Servo Motor is a high-performance 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 combines fast dynamic response, precise positioning, and dependable torque output for modern automation systems.
The MPL-A230P-HJ74AA features a 230 V AC voltage class, 75 mm IEC metric frame size, 76.2 mm magnet stack length, 5000 RPM rated speed, a 2000-line incremental encoder, a keyed shaft, a SpeedTEC right-angle 180° rotatable DIN connector, and an integrated 24 V DC holding brake. This configuration makes it particularly suitable for vertical-axis machinery, packaging equipment, robotics, CNC systems, material handling equipment, and automated production lines that require both accurate motion control and secure load holding.
Designed for seamless integration with Allen-Bradley Kinetix servo drives, the servo motor provides smooth closed-loop motion control, excellent repeatability, and rapid acceleration. Its low-inertia rotor minimizes settling time, helping manufacturers improve productivity while maintaining high positioning accuracy.
With a compact 75 mm frame size and an approximate weight of 2.6 kg, the MPL-A230P-HJ74AA offers an excellent combination of power density, installation flexibility, and long-term industrial reliability.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Allen-Bradley |
| Model | MPL-A230P-HJ74AA |
| Product Series | MP-Series MPL |
| Product Type | Rotary Servo Motor |
| Motor Type | Low-Inertia Brushless AC Servo Motor |
| Rated Voltage | 230 V AC |
| Holding Brake Voltage | 24 V DC |
| Rated Speed | 5000 RPM |
| Frame Size | 75 mm |
| Magnet Stack Length | 76.2 mm |
| Continuous Output Power | Approximately 0.86 kW |
| Continuous Torque | Approximately 2.1 Nm |
| Peak Torque | Approximately 8.2 Nm |
| Feedback Device | 2000-Line Incremental Encoder |
| Shaft Type | Keyed Shaft |
| Brake | Integrated 24 V DC Holding Brake |
| Connector Type | SpeedTEC Right-Angle DIN Connector (180° Rotatable) |
| Mounting | IEC Metric Flange |
| Weight | Approximately 2.6 kg |
Function and Working Principle
The Allen-Bradley MPL-A230P-HJ74AA converts electrical energy supplied by a compatible servo drive into accurate rotary motion while continuously transmitting incremental encoder feedback for closed-loop motion control.
Typical Motion Control Architecture
Motion Controller
↓
Allen-Bradley Kinetix Servo Drive
↓
MPL-A230P-HJ74AA Servo Motor
↓
Mechanical Transmission
↓
Industrial Equipment
During operation, the servo motor performs the following functions:
- Executes precise positioning commands
- Maintains accurate speed regulation
- Delivers stable output torque
- Provides continuous incremental encoder feedback
- Supports rapid acceleration and deceleration
- Activates the integrated holding brake when power is removed
- Improves positioning repeatability
- Increases machine productivity
The integrated 24 V DC electromagnetic brake securely locks the motor shaft whenever servo power is removed, preventing unintended movement during emergency stops or power failures.
Role in Industrial Motion Control Systems
Within industrial automation systems, the MPL-A230P-HJ74AA serves as the primary motion actuator responsible for executing precision movement commands.
Its primary responsibilities include:
- Precision position control
- Speed regulation
- Continuous torque delivery
- Incremental encoder feedback
- Multi-axis synchronization
- Vertical load holding
- High-repeatability positioning
- Improved production efficiency
The combination of a low-inertia rotor and integrated holding brake makes the motor well suited for applications requiring both high dynamic performance and operational safety.
Industrial Applications
Packaging Machinery
Typical applications include:
- Filling machines
- Cartoning equipment
- Labeling systems
- Wrapping machinery
- Conveyor automation
Robotics
Suitable for:
- Pick-and-place robots
- Six-axis robots
- Assembly robots
- Material handling robots
- Collaborative robots
CNC Machinery
Widely used in:
- CNC machining centers
- Milling machines
- Precision cutting equipment
- Multi-axis machine tools
- Automated machining cells
Electronics and Semiconductor Manufacturing
Applications include:
- PCB assembly
- Semiconductor production
- Precision positioning systems
- Inspection equipment
- Component handling machinery
Printing and Converting
Common applications include:
- Digital printing presses
- Web handling systems
- Label production
- Paper converting machinery
- Roll-to-roll processing
Pharmaceutical and Food Processing
Suitable for:
- Filling equipment
- Packaging machinery
- Conveyor automation
- Inspection systems
- Automated production lines
Installation and System Integration
Before installation, engineers should verify:
- Servo drive compatibility
- Motor voltage requirements
- Brake wiring
- Encoder cable integrity
- Motor power cable condition
- Mechanical alignment
- Shaft coupling installation
- Grounding connections
- Cooling and ventilation
Recommended Installation Procedure
- Disconnect system power.
- Mount the servo motor securely.
- Install the shaft coupling.
- Connect the motor power cable.
- Connect the encoder feedback cable.
- Connect the 24 V DC brake supply.
- Configure the servo drive.
- Perform automatic motor identification.
- Tune servo parameters.
- Verify brake operation.
- Test motor rotation.
- Complete commissioning.
Compatible System Components
| Component | Function |
|---|---|
| Allen-Bradley Kinetix Servo Drive | Servo motion control |
| Logix PLC | Machine control |
| Motion Controller | Motion command generation |
| Servo Power Cable | Power transmission |
| Incremental Encoder Cable | Position feedback |
| 24 V DC Brake Supply | Brake operation |
| Mechanical Coupling | Torque transmission |
| Planetary Gearbox | Speed reduction |
| HMI Panel | Operator interface |
| EtherNet/IP Network | Industrial communication |
Recommended Alternative Models
| Model | Product Type | Recommended Application |
|---|---|---|
| MPL-A230P-HJ74AA | Servo Motor with Incremental Encoder & Brake | Vertical precision motion |
| MPL-A230P-HJ72AA | Servo Motor without Brake | Horizontal-axis applications |
| MPL-A230P-EJ74AA | Servo Motor with Single-Turn Encoder | High-resolution positioning |
| MPL-A230P-VJ74AA | Servo Motor with Multi-Turn Absolute Encoder | Advanced positioning systems |
| Kinetix VP Servo Motors | Premium Servo Motor | Advanced motion control |
Key Advantages
- MP-Series low-inertia brushless AC servo motor
- 230 V AC operation
- Integrated 24 V DC holding brake
- Compact 75 mm frame size
- 76.2 mm magnet stack length
- 5000 RPM rated speed
- 2000-line incremental encoder
- SpeedTEC quick-connect interface
- Keyed shaft configuration
- Excellent dynamic response
- Compatible with Allen-Bradley Kinetix servo drives
- Approximate weight of 2.6 kg
Technical FAQs
What is the Allen-Bradley MPL-A230P-HJ74AA?
The MPL-A230P-HJ74AA is an MP-Series low-inertia brushless AC rotary servo motor equipped with a 2000-line incremental encoder and an integrated 24 V DC holding brake.
What is its rated voltage?
The motor operates on 230 V AC, while the holding brake uses 24 V DC.
What is the rated speed?
The rated operating speed is 5000 RPM.
What type of encoder does this motor use?
It features a 2000-line incremental encoder, providing accurate position and speed feedback for closed-loop motion control.
Does the motor include a holding brake?
Yes. It includes an integrated 24 V DC electromagnetic holding brake, making it suitable for vertical-axis and suspended-load applications.
What is the frame size?
The motor features a 75 mm IEC metric frame size.
What is the magnet stack length?
The motor has a 76.2 mm magnet stack length, providing higher continuous torque for demanding industrial applications.
What is the approximate weight?
The servo motor weighs approximately 2.6 kg.
Which industries commonly use this servo motor?
It is widely used in robotics, packaging, CNC machining, semiconductor manufacturing, electronics assembly, printing, pharmaceutical production, and automated manufacturing.
Which servo drives are compatible?
The motor is compatible with multiple Allen-Bradley Kinetix servo drive families, including Kinetix 2000, 300, 350, 5500, 6000, 6200/6500, 7000, and Ultra 3000.
Conclusion
The Allen-Bradley MPL-A230P-HJ74AA Servo Motor is a premium MP-Series low-inertia brushless AC servo motor designed for demanding industrial automation applications. Featuring 230 V AC operation, a 75 mm frame size, 76.2 mm magnet stack length, 5000 RPM rated speed, a 2000-line incremental encoder, and an integrated 24 V DC holding brake, it delivers outstanding positioning accuracy, fast dynamic response, and secure load-holding capability.
With its compact construction and approximate weight of 2.6 kg, the MPL-A230P-HJ74AA provides a reliable and efficient motion control solution for machine builders and automation engineers seeking high-performance servo technology for modern industrial systems.