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R911374826 (MSM031B-0300-NN-MQ-MH1)

MSM IndraDyn S Synchronous Motors

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The Bosch Rexroth MSM synchronous motor, MPN R911374826 (MSM031B-0300-NN-MQ-MH1), is designed for industrial automation applications, featuring natural convection cooling and class B insulation. It supports storage temperatures from -20°C to +80°C. The motor provides a continuous torque of 0.64 Nm at standstill, with a maximum torque of 1.91 Nm. It operates at speeds up to 3000 rpm nominal and 5000 rpm maximum, with a winding resistance of 6.3 Ω at 20°C and a winding voltage constant of 25.6 V/1000 rpm. The unit includes an electrically-released holding brake (24 V, 1.27 Nm), multiturn absolute encoder, and plain shaft without shaft seal. Electrical connection is via cable tail to U, V, W terminals, suitable for single- or three-phase supply.

Technical Specifications

Product Name
Bosch Rexroth Synchronous Motor

Operating Condition
Adverse Environmental Conditions

Protection
High-grade dust and water

Insulation Class
Class B

Climatic Category
2K3

Power Supply
3-phase of single-phase

Electrical Connection
U, V, and W terminal of the servo drive

Continuous Torque
0.64 Nm

Maximum Theoretical Torque
1.91 Nm

Continuous Current
1.6 A

Rated Speed
3000 rpm

Maximum Speed
5000 rpm

Rotor Inertia
0.13 × 10-4 kgm2

Constant Torque
0.42 Nm

Voltage
25.6 V/1000 rpm

Winding Resistance
6.3 Ohm at 20 degree Celsius

Winding Type
0300

Winding Inductance
21.5 mH with ±8% tolerance

Cooling Mechanism
Natural Convection

Holding Brake
Electrically Released

Brake Voltage
24V

Holding Torque
1.27 Nm

Protection Standard
IP 65 and IP 40

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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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We offer a repair service for the MSM031B-0300-NN-MQ-MH1.

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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.