R911287659 (MHD112B-048-PP1-AN)

Name: R911287659 (MHD112B-048-PP1-AN)
Brand: Indramat Motors
SKU: MHD112B-048-PP1-AN
Price: 437.00 USD
Availability: InStock

MHD Synchronous Motors

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The R911287659 (MHD112B-048-PP1-AN) is a Rexroth Indramat synchronous servo motor, designed for use in tightly controlled industrial automation systems. This unit provides a continuous torque of 28.0 Nm at standstill with liquid cooling, utilizing a keyed shaft and shaft seal in a size 112 housing with a flange size of 192 mm and centering diameter of 130 mm. The digital servo feedback system with absolute position detection (>4096 revolutions) ensures high-precision control. The motor accepts a maximum input current of 160 A, delivers up to 4500 rpm peak speed, and incorporates a holding brake rated at 22.0 Nm. Power is connected to side A via an output connector.

Technical Specifications

Product Type
Industrial Synchronous Motor

Usage
Rotary Main or Servo Motor

Material
Highly Durable Materials

Design
Compact

Operational Efficiency
90%

Bearing
Greese Special Ball Bearings

Dependent Factors
Winding Temperature, Motor Housing Temperature

Motor Surface Temperature Output Torque
60 Kelvin, 28 Newton Meters

Motor Surface Temperature Input Current
60 Kelvin, 35.6 Amperes

Winding Temperature Output Torque
100 Kelvin, 33.0 Newton Meters

Winding Temperature Input Current
100 Kelvin, 43.5 Amperes

Maximum Input Current
160 Amperes

Peak Speed
4500 revolutions per minute.

Frequently Asked Questions

Can this model be installed directly into standard servo platforms without custom brackets?

Its 192 mm flange and 130 mm centering diameter follow industrial mounting standards. This enables precise, repeatable alignment in modular automation systems.

How does the MHD112B-048-PP1-AN protect against shaft contamination in exposed setups?

The keyed shaft includes a protective seal to block dust and fluids. This ensures mechanical integrity and extends service life in harsh environments.

Is it possible to resume motion tasks without re-homing after power interruptions?

The integrated digital encoder provides absolute position detection over 4096+ revolutions. It retains position memory across shutdowns for uninterrupted control.

How is thermal stability maintained during long periods of full-torque operation?

A liquid-cooled housing actively regulates core temperature. This prevents performance degradation in tightly enclosed or high-load duty cycles.

What safety measure supports shaft locking in powered-off conditions?

A 22.0 Nm holding brake secures the rotor during idle states. It prevents load shift or drop in vertical or suspended load systems.

Common Misspellings

MHD112B048PP1AN

MHD112B 048 PP1 AN

mhd112b-048-pp1-an

Internal Product Review

The model MHD112B-048-PP1-AN is a robust servo motor equipped with a keyed shaft and seal. This Bosch model boasts liquid cooling, a 22.0 Nm holding brake, 28.0 Nm standstill torque, and a side-A power connector for streamlined installation. Its integrated encoder supports absolute position detection across 4096+ revolutions.