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R911282443 (MHD112D-027-PG0-BN)

MHD Synchronous Motors

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The R911282443 (MHD112D-027-PG0-BN) is a Bosch Rexroth MHD series synchronous servo motor featuring a 112 frame size, D length, and winding code 027. It is equipped with a multiturn absolute encoder for digital servo feedback and utilizes a plain shaft with a sealing ring. The motor has no holding brake and supports power connection on side B via an output connector. Its specifications include a continuous standstill torque of 48.0 Nm, a peak torque of 187 Nm, maximum speed of 3000 RPM, 142.2 A peak current, 5.65 mH winding inductivity, 0.35 Ohm resistance, and 350 x 10⁻⁴ kg·m² rotor inertia. The unit measures with a centering diameter of 130 mm and flange size of 192 mm. The housing is IP65 rated and weighs 56 kg. It is designed for operation in ambient temperatures from 32°F to 104°F at altitudes up to 1000 m, with storage temperatures between -4°F and 176°F. All handling, commissioning, and maintenance tasks should be performed by trained personnel.

Technical Specifications

Product Type
Bosch Rexroth MHD Motor

Frame Size
112

Frame Length
D

Motor Winding Code
027

Servo Feedback
Integrated Multiturn Absolute Encoder

Shaft
Plain with Shaft Sealing Ring

Holding Brake
Not Included

Connector Position
Side B

Housing Design
Natural Convection Cooling

Characteristic Speed
3000 RPM

Peak Current
142.2 Amps

Winding Inductivity
5.65 mH

Winding Resistance
0.35 Ohms

Rated Speed
2000 RPM

Rated Frequency
133 Hz

Maximum Speed
3000 RPM

Theoretical Maximum Torque
187 Nm

Moment of Inertia of Rotor
350 x 10-4 kg m2

Insulation Class
F

Weight
56 KG

Permanent Storage Temp
-4 to 176 degrees Fahrenheit

Operating Temp
32 to 104 degrees Fahrenheit

Setup Altitude
Less than 1000 meters above sea level.

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1620 Old Apex Road
Cary, NC 27513, USA

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Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

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Toll Free: 1-888-551-3082
International: 1-919-443-0207

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