R911292022 (MHD112B-048-NG0-LN)

Name: R911292022 (MHD112B-048-NG0-LN)
Brand: Indramat Motors
SKU: MHD112B-048-NG0-LN
Price: 417.00 USD
Availability: InStock

MHD Synchronous Motors

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The Bosch Rexroth synchronous servo motor MPN R911292022 (MHD112B-048-NG0-LN) features a plain shaft with a shaft seal, 130 mm centering diameter, and 192 mm flange size. This model is equipped with digital servo feedback (HSF) for relative position detection. It is liquid-cooled, with a motor length B and a winding code of 048. The continuous torque at standstill is 28.0 Nm, with rated continuous torque between 7.7 and 18.1 Nm at 227-236 V AC, and rated power output at 30.6 Nm with a supply of 251 V under surface cooling. The power connector is oriented to the left. There is no holding brake. The unit is protected to IP65, supports operation in environments from -20 to +80°C, and at altitudes up to 1000 meters above sea level.

Technical Specifications

Product Type
Synchronous Motor

Protection Category
IP65

Operational Condition
Dust and Liquid Protected

Storage Temperature Range
-20 to +80 degree Celsius

Installation Environment
Vibration-free under 1000 meters above sea level

Holding Brake
Not Equipped

Power Connector Position
Left-side (Top)

Winding Inductance
3.1 mH

Winding Resistance
0.22 Ohms at 20 degree Celsius

Feedback Type
Digital Servo Feedback

Output Shaft
Plain Power Output Shaft.

Frequently Asked Questions

Does the MHD112B-048-NG0-LN provide position consistency after power loss?

It uses a digital HSF encoder with relative detection, which lacks absolute memory. A homing sequence is required on startup to re-establish position reference.

How is thermal buildup managed in high-torque continuous load scenarios?

The motor’s liquid cooling system extracts internal heat efficiently under sustained duty. This ensures thermal stability and prevents output derating.

Can the MHD112B-048-NG0-LN maintain torque under static load conditions?

It delivers 28.0 Nm continuous torque at standstill to support load-holding without rotation. This enables reliable performance in zero-speed applications.

How suitable is this model for cabinet layouts requiring tight mounting constraints?

The 192 mm flange supports secure, standardized integration into industrial frames. It allows for quick alignment in compact mechanical enclosures.

Is this model appropriate for precision cycles in closed-loop servo tasks?

The high-speed digital feedback encoder provides fine resolution for responsive control. It improves dynamic tracking in motion-critical applications.

Common Misspellings

MHD112B048NG0LN

MHD112B 048 NG0 LN

mhd112b-048-ng0-ln

Internal Product Review

The model MHD112B-048-NG0-LN is a rugged servo motor with a 192 mm flange for secure installation. It includes liquid cooling, HSF digital feedback with relative position sensing, and delivers 28.0 Nm continuous torque. This Bosch Rexroth model is fully compatible with HDS series drive controllers for seamless automation integration.