MHD112A-058-NG1-BN
MHD Synchronous Motors
The MHD112A-058-NG1-BN from Bosch Rexroth Indramat features a liquid cooling housing and includes a holding brake providing 22.0 Nm of torque. Part of the MHD Synchronous Motors series, this servo motor offers a continuous torque at standstill of 15.0 Nm and utilizes a digital servo feedback encoder with relative position detection.
With a plain shaft and sealed design, it has a centering diameter of 130 mm and a flange size of 192 mm. Power uses a side B output connector.
Technical Specifications
Holding Brake
With holding brake
Holding Brake Torque
22.0 Nm
Housing Cooling Type
Liquid cooling
Encoder Type
Digital servo feedback (HSF)
Type of Position Detection
Relative
Continuous Torque at Standstill
15.0 Nm
Motor Length
A
Centering diameter
130 mm
Flange size
192 mm
Motor Size
112
Shaft Design
Plain shaft
Shaft Seal
Yes
Power Connection Direction
to side B
Power ConnectionType
Output Connector
Product Type
Servo Motor
Winding Code
058
Frequently Asked Questions
Why is a sealed shaft design important in servo motors like this one?
The sealed shaft prevents contamination from dust or fluids, maintaining encoder accuracy and bearing life. It also allows use in industrial settings where exposure to lubricants or moisture is common.
How does the digital servo feedback encoder affect positioning accuracy?
It continuously monitors shaft rotation and transmits relative position data to the drive controller. This enables precise closed-loop control with minimal positioning error.
In what environments is the MHD112A-058-NG1-BN’s liquid-cooled housing most advantageous?
It excels in applications where air cooling is insufficient, such as enclosed or thermally dense machinery. The liquid circuit maintains optimal temperature stability under high load.
What benefit does a plain shaft provide compared to a keyed or splined one?
A plain shaft simplifies coupling alignment and reduces stress concentrations. It’s ideal when flexible couplings or clamping hubs are used in the drive system.
How does encoder feedback with relative detection impact startup behavior?
Since it measures position relative to a reference, the motor requires homing after power-up. This ensures the control system recalibrates position before precise motion begins.
Common Misspellings
MHD112A058NG1BN
MHD112A 058 NG1 BN
mhd112a-058-ng1-bn
Internal Product Review
The Bosch Rexroth Indramat MHD112A-058-NG1-BN is a precision-engineered synchronous servo motor from the MHD series. It offers a 22.0 Nm holding brake, 15.0 Nm continuous torque at standstill, and a digital servo feedback encoder. Its liquid-cooled aluminum housing enhances heat dissipation and ensures stable operation in demanding environments.
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