R911287421 (MHD115A-024-PP1-BN)

MHD Synchronous Motors

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The R911287421 (MHD115A-024-PP1-BN) is a synchronous servo motor designed for precise motion control applications. It is equipped with a multiturn absolute encoder for determining absolute position and speed. The motor delivers a peak torque of 110 Nm and handles a maximum current of 98 A. Key parameters include a voltage constant of 150 V/1000min-1, winding resistance of 0.66 ohms, and moment of inertia of 65.0 x 10-4 kgm2. It is cooled by both convection and liquid cooling, with a thermal time constant of 20 or 60 minutes. The device is fitted with a 3.8 kg holding brake generating 70 Nm torque. Dimensions feature a centering diameter of 180 mm, flange size of 192 mm, and a length coded as 'A'. The motor incorporates a keyed output shaft with a seal ring, side B power connection, and complies with insulation class F and IP65 protection requirements. It maintains operational stability in environments from 0°C to +40°C and altitudes up to 1000 meters.

Technical Specifications

Encoder Type
Multiturn Absolute Encoder

Maximum Torque
110 Nm

Peak Current
98 A

Moment of Inertia
65.0 x 10-4 kgm2

Voltage Constant
150 V/1000min-1

Winding Resistance
0.66 Ohms

Thermal Time Constant
20/60 minutes

Weight
30 Kg

Holding Brake
3.8 Kg

Holding Torque
70 Nm

Operating Temperature
0 to +40 degrees Celsius

Operating Altitude
Less than 1000 Meters

Protection Degree
IP65

Insulation Class
F

Maximum Rotational Speed
4000 RPM

Power Hook-up
B side of housing

Natural Cooling Rated Torque
14.9 Nm

Natural Cooling Rated Voltage
309 Volts

Liquid Cooling Rated Performance
13.8 kW

Liquid Cooling Rated Current
25.2 A.

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Internal Product Review

The Bosch Rexroth MHD115A-024-PP1-BN servo motor includes a digital HSF encoder, relative position sensing, and natural convection cooling for reliable performance. Its 115 motor frame, sealed plain shaft, and side A output connection provide stable operation. Commonly used in material transfer systems, palletizing robotics, and automated inspection machinery, it ensures precise motion execution.

1620 Old Apex Road
Cary, NC 27513, USA

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

Fax: 1-919-867-6204

[email protected]

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Indramat USA 1 Year Warranty

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

Phone

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

Indramat USA sells factory new and pre-owned surplus products and maintains channels to procure supply. Indramat USA is not affiliated with nor an authorized distributor or representative of any manufacturers, brands or products listed. Designated trademarks, brand names, and brands appearing herein are the property of their respective owners.