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R911254586 (1MS310B-6B-A2)

1MB High-Speed Asynchronous Motors

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The Bosch Rexroth MPN R911254586 (1MS310B-6B-A2) is an industrial 1MS series stator specified for use in automation environments. It features a torque rating of 260 Nm and operates at a nominal rotor speed of 1000 RPM. The stator operates at 300 V with a winding resistance of 0.174 Ω, delivering a power output of 27 kW. It is equipped with a liquid cooling system capable of handling pressures up to 3 bar, dissipating up to 3.5 kW of heat. The unit has three polar pairs, a frame length of type 'B', a weight of 84 kg, and insulation class F. Constructed with an aluminum shell, the unit provides a torque constant of 4.07 Nm/A and supports a continuous current of 75 A. It incorporates a high-resolution spindle position encoder for motor feedback and is designed for horizontal mounting, with an operational temperature range of 0 to 40 °C.

Technical Specifications

Rated Torque
260 Nm

Rated Rotation Speed
1000 RPM

Nominal Power
300 volts

Stator Winding Resistance
0.174 ohms

Rated Power for Rotor
27 kW

Working Temperature Range
0 to +40 degrees Celsius

Permissible Inlet Pressure for Liquid Cooling
3 bar

Power Loss
3.5 kW

Polar Pairs
3

Product Weight
84 kilograms

Frame Length
B

Winding Identification
6B

Insulation Class
F

Torque Constant
4.07 Nm/A

Rated Current
75 A

Stator Winding Inductance
1.71 mH

Housing Material
Aluminum

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1620 Old Apex Road
Cary, NC 27513, USA

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[email protected]

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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.