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R911337842 (1MS140B-4B-A1/S010)

1MB High-Speed Asynchronous Motors

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The Indramat MPN R911337842 (1MS140B-4B-A1/S010) is a 1MS stator designed for integration within the 1MD asynchronous kit spindle motor series. This stator features a motor size of 140 and a motor length designated as B, with windings coded as 4A and 4B. It incorporates an aluminum jacket and utilizes a liquid cooling system, requiring a coolant flow rate of 1.4 l/min to effectively dissipate 1 kW of generated heat. The assembly has a mass of 5.3 kg, operates at a rated speed of 5000 rpm, and delivers a rated torque of 7 Nm at a rated current of 25 A. The maximum operating speed reaches 20,000 rpm, while the rated output power is 3.7 kW. Installation and operation must be performed within the mounting and climatic specifications defined in the 1MB user documentation.

Technical Specifications

Part Type
Stator

Cooling Method
Liquid Cooling

Coolant Flow Rate
1.4 l/min

Heat Dissipation
1 kW

Net Weight
5.3 kg

Rated Speed
5000 rpm

Rated Torque
7 Nm

Rated Current
25 A

Rated Power
3.7 kW

Maximum Operating Speed
20000 rpm

Maximum Torque
17.5 Nm

Peak Current
52.7 A

Thermal Time Constant
5 min

Pole Pairs
2

Torque Constant at 20 degree Celsius
0.34 Nm/A

Protection Category
IP00

Sensor Type
NTC and PTC resistors for foreign controllers.

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1620 Old Apex Road
Cary, NC 27513, USA

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North Carolina Office

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.