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R911294649 (MHD112C-035-PG3-BN)

MHD Synchronous Motors

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The R911294649 (MHD112C-035-PG3-BN) is a Bosch Rexroth synchronous AC servo motor from the MHD class 112 series. It is designed for dynamic automation systems, integrating electronic commutation and a favorable torque to inertia mass ratio for precise start-stop operations. The unit supports both natural and surface cooling methods, offering compatibility with radial and axial blowers. Technical features include a 70 Nm holding brake, plain shaft with seal, digital servo feedback with absolute position detection exceeding 4096 revolutions, and liquid-cooled housing. The motor provides 38.0 Nm continuous torque at standstill, has a centering diameter of 130 mm, flange size of 192 mm, and weighs 45 kg. It operates at temperatures up to 45 °C and achieves IP65 protection. The power connection is directed to side B, utilizing an output connector. Compatible flange and connector types are INS0680 and INS0481.

Technical Specifications

Class
MHD class 112

Pole Pairs
4

Torque Constant at 20 degrees Celsius
119.1 V/1000 min⁻¹

Voltage Constant
1.37 Nm/A

Installation Position
Any

Torque to Inertia Mass Ratio
Favorable

Commutation
Electronic

Cooling Type
Natural convection, surface cooling

Housing Design
Compatible with radial or axial blowers

Housing Coat
Black prime coat

Flange Socket
INS0680

Connector
INS0481

Output Shaft
With keyway

Holding Brake
70 Nm

Servo Feedback
Digital with integrated multiturn absolute encoder

Weight
45 kg

Operating Temperature
45° C or less

Protection Degree
IP 65

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1620 Old Apex Road
Cary, NC 27513, USA

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Indramat USA 1 Year Warranty

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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

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.