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R911297721 (1MS160N-4B-A1/S046)

1MB High-Speed Asynchronous Motors

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The Bosch Rexroth R911297721 (1MS160N-4B-A1/S046) is a stator component for the 1MB series kit spindle synchronous motors. It features a motor size of 160 and length N, with winding code 4B. The unit incorporates an aluminum cooling jacket and is rated with IP00 protection. Designed for operation at ambient temperatures between 0 and +40 °C and up to 1000 meters altitude, it handles a 3-phase input with a rated current of 60 A, providing continuous torque of 89 Nm and continuous power output of 18.6 kW at 2000 rpm while dissipating 4 kW. The stator uses class-F insulation, has a thermal time constant of 5 minutes, two pole pairs, and is equipped with a 1.5-meter cable. Installation must follow the instructions provided in the 1MB user manual.

Technical Specifications

Product Type
1MB Kit Spindle Synchronous Motor

Protection Category
IP00

Cooling Jacket Material
Aluminum

Permissible Ambient Temperature
0 to +40 degree Celsius

Operating Power Source
3-phase main power source

Max Usage Height
1000 m/sea level (without derating)

Insulation Class
Class-F

Rated Power Consumption
60 A

Continuous Torque
89 Nm

Continuous Power Output at 2000rpm
18.6 kW

Power Dissipation in Continuous Operation
4 kW

Thermal Time Constant
5 min

Pole Pairs
2

Weight
28.1 kg

Cable Length
1.5 meters

Installation
According to 1MB user manual regulations

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Yes

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1620 Old Apex Road
Cary, NC 27513, USA

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International: 1-919-443-0207

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[email protected]

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Indramat USA 1 Year Warranty

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We offer a repair service for the 1MS160N-4B-A1/S046.

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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.