MHD112B-058-PG1-BN High Torque Servo Motor 28Nm with Absolute Encoder

The MHD112B-058-PG1-BN is a high-torque synchronous servo motor designed for precision motion systems requiring accurate positioning, stable torque output and secure load holding.

Featuring a 112 mm frame size with a 058 winding configuration, this motor provides reliable performance for demanding automation equipment. The integrated absolute encoder enables precise position feedback and improves machine restart efficiency after power interruption.

The built-in 22 Nm holding brake provides reliable axis holding capability, making it suitable for vertical axes and applications requiring mechanical load retention.

The liquid-cooled housing improves thermal stability during continuous operation and high-duty motion cycles.

Key Features

• 28 Nm continuous standstill torque
• PG1 absolute encoder feedback
• 22 Nm integrated holding brake
• Liquid cooling design
• Plain shaft with shaft seal
• 112B compact frame
• High torque density construction

Typical Applications

• CNC machine tools
• Robotics systems
• Precision assembly equipment
• Packaging machinery
• High-load automation systems

High Torque Compact Servo Design

The 112B frame provides a balance between installation space and torque output.

Advantages:

• Compact cabinet integration
• Strong torque capability
• Stable dynamic response
• Suitable for repeated motion cycles

Absolute Encoder Advantage

The PG1 feedback configuration provides:

• Absolute position detection
• Reduced machine referencing operations
• Improved positioning accuracy
• Faster commissioning

Holding Brake Function

The integrated brake provides mechanical holding when the servo system is disabled.

Suitable for:

• Vertical axes
• Gravity-loaded mechanisms
• Safety holding applications

Liquid Cooling Performance

The liquid-cooled housing improves heat dissipation for demanding applications.

Benefits:

• Stable thermal performance
• Higher continuous load capability
• Reduced temperature rise

MHD112B-058-PG1-BN vs Other MHD112 Models

MHD112B-058-PG1-BN

28 Nm torque

Absolute encoder

22 Nm brake

Liquid cooling

MHD112B-024-NP1-BN

28 Nm torque class

Different feedback configuration

Different winding design

MHD112D-027-PG0-AN

Higher 48 Nm torque class

Different motor length

No brake configuration

Installation Notes

• Confirm servo drive compatibility
• Verify encoder interface
• Check brake voltage
• Confirm cooling connections
• Match shaft dimensions
• Configure motor parameters before operation

FAQ

Q1: What type of motor is MHD112B-058-PG1-BN?

A1: It is a permanent magnet synchronous servo motor.

Q2: What is the continuous torque?

A2: The continuous standstill torque is 28 Nm.

Q3: Does it include a holding brake?

A3: Yes. It includes a 22 Nm holding brake.

Q4: What encoder does it use?

A4: It uses digital servo feedback with absolute position detection.

Q5: What cooling method is used?

A5: It uses liquid cooling.