Product Specification

Bosch Rexroth MHD112B-024-NP1-AN Servo Motor Product Introduction

Overview

The Bosch Rexroth MHD112B-024-NP1-AN (Order Code: R911281927) is a high-performance synchronous servo motor designed for precision motion control in industrial automation applications. Part of the MHD series, this motor combines robust construction, advanced thermal management, and integrated feedback systems to deliver reliable performance in demanding environments. Its compact design and high torque density make it suitable for applications requiring dynamic response and accuracy.

Technical Specifications

Key Features

1. High Torque Density:
   • Delivers 28.0 Nm of continuous torque at standstill, enabling efficient operation in high-load scenarios.
   • Suitable for main drive and servo applications requiring rapid acceleration and deceleration.
2. Advanced Thermal Management:
   • Liquid cooling system maintains optimal operating temperatures during extended duty cycles.
   • Ensures consistent performance in environments with elevated ambient temperatures.
3. Integrated Feedback System:
   • Digital Servo Feedback (HSF) encoder provides precise position detection for closed-loop control.
   • Relative position detection supports synchronization in multi-axis systems.
4. Robust Construction:
   • IP65-rated housing protects against dust and water ingress.
   • Keyed shaft design and DIN 332 centering hole ensure secure mounting and alignment.
5. Safety and Reliability:
   • Integrated holding brake (22.0 Nm) secures loads during power-off conditions.
   • Winding code 024 ensures consistent electromagnetic performance.

Applications

The MHD112B-024-NP1-AN is ideal for:

• Machine Tools: CNC machines, lathes, and milling centers requiring high precision.
• Printing and Paper Processing: Drives for printing presses, rollers, and web handling systems.
• Packaging Machinery: High-speed conveyor systems, fillers, and sealers.
• Automation and Handling: Robotic arms, pick-and-place units, and assembly lines.
• Food Processing: Equipment exposed to washdown environments (IP65 rating).

Design Advantages

• Compact Form Factor:
  • Frame size 112 and length B allow integration into space-constrained installations.
  • Flange-mounted design simplifies alignment with gearboxes or couplings.
• Energy Efficiency:
  • Liquid cooling reduces energy waste compared to forced-air systems.
  • High-efficiency windings minimize power consumption.
• Compatibility:
  • Compatible with Bosch Rexroth’s IndraDrive controllers for seamless integration.
  • Supports digital communication protocols (e.g., SERCOS, EtherCAT).

Maintenance and Service

• Long Service Life:
  • Sealed construction and high-quality bearings reduce maintenance frequency.
  • Liquid cooling system prevents thermal degradation of components.
• Ease of Service:
  • Modular design allows quick replacement of connectors or brakes.
  • Diagnostic-friendly encoder feedback simplifies troubleshooting.

Comparison with Previous Models

Unlike earlier MHD series motors (e.g., MHD090B), the MHD112B-024-NP1-AN features:

• Higher torque output (28.0 Nm vs. 20.0 Nm in similar frame sizes).
• Enhanced cooling capacity for continuous operation at peak loads.
• Updated encoder technology for improved positional accuracy.

Conclusion

The Bosch Rexroth MHD112B-024-NP1-AN servo motor is a versatile solution for industrial automation, offering a balance of power, precision, and durability. Its liquid-cooled design and IP65 rating make it suitable for harsh environments, while the integrated holding brake and digital feedback ensure safety and accuracy. With a proven track record in sectors like packaging, printing, and machine tools, this motor exemplifies Rexroth’s commitment to innovation in motion control.