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- MPL-A660D-MJ74AA
- Low-Inertia Brushless Servo Motors Product
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- 215 mm × 215 mm × 430 mm
- 35kg
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MPL-A660D-MJ74AA Servo Motor Product Introduction, Technical Parameters, Applications, Advantages and Model Recommendation Guide
1. Product Overview
Product Model: MPL-A660D-MJ74AA
Brand: Allen-Bradley
Product Series: MP-Series MPL Low-Inertia Brushless Servo Motor Series
Product Type: AC Rotary Servo Motor
Application Category: Heavy-Duty Industrial Motion Control System
The MPL-A660D-MJ74AA is a high-output low-inertia brushless AC servo motor designed for industrial motion applications that require high torque capability, precise positioning, stable operation, and reliable mechanical holding performance.
This model belongs to the MP-Series MPL servo motor family and represents a larger frame size within the low-inertia servo motor range. It is designed for applications where standard servo motors may not provide sufficient torque output or load handling capability.
The MPL-A660D-MJ74AA uses a 230V AC voltage class design with a large 215 mm frame structure. Compared with smaller frame servo motors, this model provides stronger electromagnetic output and improved mechanical driving capability, making it suitable for heavy mechanical loads and demanding industrial automation systems.
The motor features a 2000 RPM rated speed, multi-turn high-resolution absolute encoder feedback, keyed shaft extension, right-angle rotatable DIN connector, and integrated 24V DC holding brake.
The multi-turn encoder provides accurate position information even when multiple motor rotations occur, improving machine positioning reliability and reducing the need for external position reference operations.
The integrated 24V DC brake provides additional mechanical holding capability. It is especially useful for vertical-axis equipment, lifting mechanisms, and applications where the load must remain fixed when power is removed.
The keyed shaft structure provides strong torque transmission and reliable mechanical connection with gearboxes, couplings, and industrial transmission systems.
The MPL-A660D-MJ74AA is designed for applications requiring higher torque density, strong load capability, and stable long-term operation.
Typical applications include heavy-duty packaging machines, CNC equipment, robotic systems, material handling equipment, automated production lines, and large positioning platforms.
2. Product Brand and Series Information
| Item | Description |
|---|---|
| Brand | Allen-Bradley |
| Product Series | MP-Series MPL Low-Inertia Servo Motor Series |
| Product Type | Brushless AC Rotary Servo Motor |
| Motor Technology | Permanent Magnet Synchronous Servo Motor |
| Voltage Class | 230V AC |
| Feedback Type | Multi-turn High-resolution Absolute Encoder |
| Brake Configuration | Integrated 24V DC Holding Brake |
| Shaft Configuration | Keyed Shaft Extension |
| Connector Type | DIN Connector |
| Connector Position | Right Angle |
| Connector Rotation | Rotatable Connector |
| Frame Size | Frame 6 |
| Flange Diameter | 215 mm |
| Rated Speed | 2000 RPM |
| Main Application | Heavy Industrial Motion Control |
3. Model Number Explanation
| Model Code | Description |
|---|---|
| MPL | MP-Series low-inertia servo motor family |
| A | 230V AC voltage class |
| 6 | Frame size 6, large output servo structure |
| 60 | Long magnet stack design |
| D | 2000 RPM speed class |
| MJ | Multi-turn high-resolution absolute encoder with keyed shaft |
| 74 | Right-angle connector with 24V DC brake |
| AA | Standard configuration |
4. Detailed Product Parameters
| Parameter | Specification |
|---|---|
| Model | MPL-A660D-MJ74AA |
| Brand | Allen-Bradley |
| Product Series | MP-Series MPL |
| Product Type | Rotary AC Servo Motor |
| Motor Structure | Brushless Permanent Magnet Servo Motor |
| Rotor Design | Low-Inertia Rotor |
| Voltage Class | 230V AC |
| Rated Voltage | 230V AC |
| Operating Voltage Class | 240V AC Class |
| Rated Speed | 2000 RPM |
| Maximum Speed | 2000 RPM |
| Continuous Stall Torque | Approx. 48 Nm |
| Peak Torque | Approx. 100 Nm Class |
| Continuous Output Power | Approx. 10 kW Class |
| Feedback Type | Multi-turn High-resolution Absolute Encoder |
| Encoder Type | Multi-turn Absolute Encoder |
| Encoder Resolution | High-resolution Position Feedback |
| Feedback System | Closed-loop Motion Control |
| Shaft Type | Keyed Shaft Extension |
| Brake Function | Integrated Holding Brake |
| Brake Voltage | 24V DC |
| Connector Type | DIN Connector |
| Connector Position | Right Angle |
| Connector Rotation | Rotatable |
| Frame Size | 215 mm |
| Flange Diameter | 215 mm |
| Magnet Stack Length | Large Stack Design |
| Mounting Type | IEC Metric Flange Mount |
| Mounting Hole Type | Metric Mounting Holes |
| Cooling Method | Natural Cooling |
| Rotor Inertia | Approx. 0.006 kg·m² |
| Housing Structure | Industrial Heavy-duty Metal Housing |
| Installation Method | Flange Mount |
| Rotation Direction | Bidirectional |
| Protection Structure | Industrial Servo Motor Enclosure |
| Operating Environment | Industrial Automation Environment |
| Dimensions | Approx. 215 mm × 215 mm × 430 mm |
| Weight | Approx. 35 kg |
5. Product Introduction
The MPL-A660D-MJ74AA is a heavy-duty servo motor designed for industrial equipment requiring higher torque output and dependable load holding capability.
The motor uses a large-frame low-inertia design that combines strong mechanical output with responsive servo performance.
The larger frame size allows the motor to deliver higher torque compared with smaller servo models. This makes it suitable for machines with heavy moving structures, large mechanical inertia, and demanding operating cycles.
The multi-turn absolute encoder provides accurate position feedback over multiple revolutions. This improves positioning accuracy and allows the control system to maintain reliable operation during complex motion sequences.
The integrated brake system provides mechanical holding capability when the motor stops. This is particularly valuable in vertical movement applications, lifting mechanisms, and equipment where unexpected movement must be prevented.
The keyed shaft extension ensures reliable torque transmission between the motor and mechanical drive components.
The MPL-A660D-MJ74AA combines high torque density, precise feedback, strong mechanical structure, and industrial reliability.
6. Main Product Features
6.1 High Output Torque Capability
The large frame design provides strong mechanical performance.
Advantages:
- Suitable for heavy mechanical loads
- Supports large machine structures
- Provides stable torque output
- Reduces the requirement for additional mechanical amplification
- Improves equipment reliability
6.2 Multi-turn Absolute Encoder
The encoder provides advanced position monitoring.
Advantages:
- Maintains position information over multiple turns
- Improves positioning accuracy
- Reduces calibration requirements
- Supports complex motion control
- Enhances system reliability
6.3 Integrated 24V DC Brake
The brake improves load control performance.
Advantages:
- Holds position during power loss
- Suitable for vertical-axis applications
- Improves operational safety
- Reduces external brake installation requirements
- Enhances machine stability
6.4 Low-Inertia Rotor Technology
The low-inertia design improves dynamic response.
Advantages:
- Faster acceleration response
- Better motion synchronization
- Reduced positioning delay
- Improved cycle efficiency
- Suitable for automated production
6.5 Heavy Industrial Construction
The motor is designed for demanding environments.
Advantages:
- Strong mechanical structure
- Stable continuous operation
- Long service capability
- Suitable for high-load applications
- Reliable industrial performance
7. Product Applications
7.1 Heavy Packaging Machinery
The MPL-A660D-MJ74AA is suitable for large-scale packaging systems.
Typical applications:
- Large filling systems
- Industrial wrapping machines
- Heavy indexing mechanisms
- Automated transfer systems
- Large rotary positioning equipment
The high torque capability improves machine stability.
7.2 CNC Machine Equipment
Applications include:
- Large feed-axis systems
- Rotary machining axes
- Heavy-duty positioning systems
- Automated machining centers
The encoder feedback improves machining consistency.
7.3 Robotic Systems
Typical applications:
- Large industrial robots
- Heavy-load robotic arms
- Automated assembly platforms
- Multi-axis positioning systems
The high torque output supports larger payload movement.
7.4 Material Handling Equipment
Applications:
- Lifting systems
- Transfer platforms
- Conveyor positioning systems
- Automated storage equipment
The brake function improves load holding performance.
7.5 Industrial Production Lines
Applications:
- Automated manufacturing systems
- Heavy processing equipment
- High-load motion platforms
- Continuous production machinery
The motor provides stable long-term operation.
8. Product Advantages
| Advantage | Description |
|---|---|
| High Torque Output | Designed for heavy mechanical loads |
| Multi-turn Feedback | Provides accurate long-range position control |
| Integrated Brake | Improves stopping and holding performance |
| Strong Mechanical Structure | Suitable for demanding industrial environments |
| Low-Inertia Response | Provides fast dynamic motion control |
| High Reliability | Supports continuous industrial operation |
| Flexible Installation | Standard industrial mounting design |
| High Load Capability | Suitable for large automation equipment |
9. Recommended Related Models from MPL Series
| Model | Voltage | Speed | Continuous Torque | Feedback | Brake | Dimensions | Weight kg |
|---|---|---|---|---|---|---|---|
| MPL-A660D-SJ74AA | 230V AC | 2000 RPM | Approx. 48 Nm | Single-turn Encoder | 24V Brake | 215 mm × 215 mm × 430 mm | Approx. 35 kg |
| MPL-A660D-MJ72AA | 230V AC | 2000 RPM | Approx. 48 Nm | Multi-turn Encoder | No Brake | 215 mm × 215 mm × 430 mm | Approx. 33 kg |
| MPL-A660D-SJ72AA | 230V AC | 2000 RPM | Approx. 48 Nm | Single-turn Encoder | No Brake | 215 mm × 215 mm × 430 mm | Approx. 33 kg |
| MPL-B660D-MJ74AA | 460V AC | 2000 RPM | High Torque Class | Multi-turn Encoder | 24V Brake | 215 mm × 215 mm × 430 mm | Approx. 36 kg |
| MPL-A560F-MJ74AA | 230V AC | 3000 RPM | Medium-high Torque | Multi-turn Encoder | 24V Brake | 165 mm × 165 mm × 360 mm | Approx. 20 kg |
10. Recommended Popular Models from the Same Brand
| Model | Product Series | Voltage | Speed | Torque | Feedback | Brake | Dimensions | Weight kg |
|---|---|---|---|---|---|---|---|---|
| MPL-A560F-MJ74AA | MP-Series MPL | 230V AC | 3000 RPM | Approx. 26.8 Nm | Multi-turn Encoder | 24V Brake | 165 mm × 165 mm × 360 mm | Approx. 20 kg |
| MPL-A540F-MJ74AA | MP-Series MPL | 230V AC | 3000 RPM | Medium Torque | Multi-turn Encoder | 24V Brake | 165 mm × 165 mm × 320 mm | Approx. 17 kg |
| MPL-A540K-MJ74AA | MP-Series MPL | 230V AC | 4000 RPM | Medium Torque | Multi-turn Encoder | 24V Brake | 165 mm × 165 mm × 300 mm | Approx. 16 kg |
| MPL-B540D-MJ74AA | MP-Series MPL | 460V AC | 2000 RPM | High Torque | Multi-turn Encoder | 24V Brake | 165 mm × 165 mm × 320 mm | Approx. 18 kg |
| MPL-A330P-MJ74AA | MP-Series MPL | 230V AC | 5000 RPM | Compact Torque Class | Multi-turn Encoder | 24V Brake | 100 mm Frame | Approx. 8 kg |
11. Model Selection Guide
| Application Requirement | Recommended Model |
|---|---|
| Heavy-load industrial motion | MPL-A660D-MJ74AA |
| Need multi-turn position feedback | MPL-A660D-MJ74AA |
| Need brake holding capability | MPL-A660D-MJ74AA |
| Medium-size high-speed motion | MPL-A560F Series |
| Compact high-speed automation | MPL-A330P Series |
12. Product Summary
The MPL-A660D-MJ74AA is a heavy-duty low-inertia servo motor designed for industrial applications requiring high torque output, accurate positioning, and reliable mechanical holding performance.
With a 230V AC voltage class, 2000 RPM rated speed, multi-turn high-resolution absolute encoder feedback, keyed shaft design, and integrated 24V DC brake, this motor provides strong motion capability for demanding automation systems.
The combination of large frame construction, high torque performance, precise feedback, and reliable braking capability makes the MPL-A660D-MJ74AA suitable for heavy packaging machinery, CNC equipment, robotic systems, material handling platforms, and large automated production lines.
The MPL-A660D-MJ74AA provides a dependable motion solution for applications requiring high load capacity, stable operation, and long-term industrial performance.