R911294213 (MHD112A-058-NG0-BN)
MHD Synchronous Motors
Technical Specifications
Storage Temperature
Between -20°C and 80°C
Performance
High-performance data and high dynamics
Torque to Inertia Mass Ratio
Favorable
Theoretical Maximum Torque
54Nm
Continuous Torque at Standstill Mode at 60K
15Nm
Continuous Current at Standstill Mode at 60K
17.1A
Startup
Simple and quick
Rotor Moment of Inertia
110 x 10-4 kgm2
Flange Design
Easy machine attachment
Overload Protection
Temperature monitoring functionality
Cabling
Easy mechanism
Bearing Design
Can withstand high radial loads
Winding Resistance
0.86 Ohms
Voltage Constant
89V/1000min-1
Torque Constant at 20°C
0.98Nm/A.
Frequently Asked Questions
How does the “relative” position detection mode affect restart behavior?
Since it’s relative, the motor needs a homing sequence at startup to re-establish position reference. This ensures accurate alignment with the control system after power cycles.
How should alignment be managed when mounting a 192 mm flange motor?
Use precision alignment tools to center the 130 mm locating diameter with the driven load. Incorrect alignment can cause shaft vibration and reduce bearing lifespan.
Can the MHD112A-058-NG0-BN operate continuously at its rated torque?
Yes, its liquid-cooling design allows sustained 15 Nm torque without overheating. However, sufficient coolant flow and system monitoring are critical for continuous operation.
How does the digital servo feedback (HSF) encoder enhance precision?
The HSF encoder provides high-resolution relative position data, improving synchronization with the drive controller. This ensures accurate torque and position control in dynamic automation environments.
What is the function of the sealed plain shaft in this motor?
The sealed plain shaft prevents lubricant leakage and dust ingress, maintaining smooth rotational performance. It’s ideal for environments where contamination or moisture is a concern.
Common Misspellings
MHD112A058NG0BN
MHD112A 058 NG0 BN
mhd112a-058-ng0-bn
Internal Product Review
The Bosch Rexroth Indramat MHD112A-058-NG0-BN servo motor is a liquid-cooled synchronous motor. It is equipped with a digital servo feedback (HSF) encoder, 15 Nm continuous torque, sealed plain shaft and 192 mm flange. It is ideal for automation, CNC machining, robotics, and packaging industries.
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