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R911246963 (1MR240H-A087)

1MB High-Speed Asynchronous Motors

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The Bosch Rexroth MPN R911246963 (1MR240H-A087) is a spindle motor stator designed for integration with a 1MR rotor. It operates at a nominal voltage of 270V and incorporates an aluminum cooling jacket, which dissipates thermal energy via a coolant-based system. The system requires a maximum coolant pressure of 3 bar, delivered through a 1.4-inch duct. The rotor supports a maximum speed of 4000 RPM, with an internal diameter of 87 mm, length H, and size 240. The stator assembly weighs 37 kg and features winding code 4B. The rated torque output is 169 Nm at a rated current of 56 A. Proper safety and operational procedures should be followed for installation and use.

Technical Specifications

Type
Spindle Motor

Rotor Input Power
270 V

Rotor Maximum Speed
4000 rpm

Cooling
Liquid Cooling

Cooling Jacket Material
Aluminum

Inside Diameter
87 mm

Motor Length
H

Motor Size
240

Permissible Inlet Pressure
3 bar

Cooling Duct Volume
1.4 inches

Weight
37 kg

Stator Winding Code
4B

Rated Torque
169 Nm

Rated Current
56 A

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Global

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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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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.