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R911255851 (MDD090C-N-020-N2M-130PB1)

MDD Synchronous Motors

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The Bosch Rexroth R911255851 (MDD090C-N-020-N2M-130PB1) is an MDD series synchronous servo motor engineered for demanding drive and motion control applications. The motor complies with IP65 protection according to DIN 40050, featuring a dustproof and water jet-impervious housing with a black, weather-resistant coating. It operates at a nominal speed of 2000 min⁻¹ and achieves a maximum torque of 58.6 Nm, with continuous standstill torque rated at 10.4 Nm. The device includes a keyway output shaft per DIN 6885-1, a 130 mm centering diameter, integrated multiturn absolute encoder, and digital servo feedback. It is built with an integrated thermal sensor in the stator for overload protection, features Balance Class R per DIN VDE 0530, and utilizes permanent magnets in the rotor for high dynamic performance. The motor uses a mechanical blocking brake with 6.5 Nm holding torque and is designed for installation in any position.

Technical Specifications

Product Type
Servo Motor

Nominal Speed
2000 revolutions per minute

Maximum Torque
58.6Nm

Balance Class
R per DIN VDE 0530

Cooling Method
Natural convection and surface cooling

Centering Diameter
130mm

Installation
Multi-position installation

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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.