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R911266739 (1MR160H-A061)

1MB High-Speed Asynchronous Motors

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The Bosch Rexroth MPN R911266739 (1MR160H-A061) is a spindle motor rotor for automation systems, featuring an H-length and 160 size. Designed for synchronous servo motors, it operates with a 281 V input and provides a rated torque of 64 Nm. The rotor has a step interference fit, finished design, and weighs 9.8 kg. It is intended for installation with an aluminum-cooled stator, requiring a liquid coolant for proper function. The system dissipates 3.8 kW of power through stator cooling. The rotor achieves a maximum speed of 12000 rpm, with a rated current of 54 A and winding inductivity of 1.79 mH, suitable for environments not exceeding +40°C. The device has an IP00 rating and is intended for dry, shock-resistant storage.

Technical Specifications

Input Power
281 V

Rated Torque
64 Nm

Cooling Mechanism Material
Aluminum

Power Loss
3.8 kW

Weight of Rotor
9.8 kg

Rated Current
54 A

Maximum Speed
12000 rpm

Optimal Environmental Temperature
+40 degrees Celsius

IP Rating
IP00

Stator Winding Code
4A

Inductivity
1.79 mH

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1620 Old Apex Road
Cary, NC 27513, USA

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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.