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R911279912 (MHD112C-024-PP3-BN)

MHD Synchronous Motors

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The Bosch Rexroth MHD series R911279912 (MHD112C-024-PP3-BN) is a synchronous motor designed for industrial use in machine tools, handling and printing machines. With a top speed of 4000 RPM, the motor features an integrated holding brake with 70 Nm torque and a built-in multiturn absolute encoder for servo feedback. At 2000 RPM, the motor has a peak current of 120 Amps. It also has 4 pole pairs, 6.7 mH winding inductivity, and 0.44 Ohms winding resistance. The motor is rated at 2500 RPM and 16.6 Nm torque for 60K over-temperature conditions, increasing to 32.6 Nm for 100K conditions. It operates best at an altitude of 1000 meters and an ambient temperature of 0 to 40 degrees Celsius. Weighing 45kg with a 130mm diameter and 458mm length, this hard-working motor is compact, reliable and comes with a one-year warranty from Indramat USA.

Technical Specifications

Motor Type
Synchronous Motor

Maximum Speed
4000 RPM

Motor Size
112

Motor Length
458mm

Winding Code
024

Brake Torque
70 Nm

Brake Weight
3.8 kg

Brake Rated Current
1.28 Amps

Brake Rated Voltage
24 Volts DC

Characteristic Motor Speed
2000 RPM

Peak Current
120 Amps

Pole Pairs
4

Winding Inductivity
6.7 mH

Winding Resistance
0.44 Ohms

60K Over-Temperature Condition Rated Motor Speed
2500 RPM

100K Over-Temperature Condition Rated Motor Speed
2500 RPM

60K Over-Temperature Condition Rated Torque
16.6 Nm

100K Over-Temperature Condition Rated Torque
32.6 Nm

60K OverTemperature Condition Rated Voltage
372 Volts

100K OverTemperature Condition Rated Voltage
391 Volts

Shaft Type
Key, DIN 6885-1 with sealing ring

Motor Weight
45 kg

Motor Diameter
130mm

Recommended Operational Altitude
1000 meters

Recommended Ambient Temperature
0 to 40 degrees Celsius

Recommended Transportation/Storage Temperature
-20 to 80 degrees Celsius

Cooling Type
Natural Convection

Recommended Use
Machine tools, Handling, Printing machines.

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Warranty
1-year-warranty
Indramat USA 1 Year Warranty
Repair
We offer a repair service for the MHD112C-024-PP3-BN.
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