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R911287781 (MKD112B-058-GG1-AN)

MKD Synchronous Motors

Rated 4.8 stars (6 total reviews)

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The R911287781 (MKD112B-058-GG1-AN) is a Rexroth Indramat AC servo motor featuring a 192 mm flange, motor size 112, and frame length B. It operates with a rated speed of 3000 rpm, provides a continuous standstill torque of 28.0 Nm, and achieves a rated torque of 30 Nm with a maximum torque output of 102 Nm. The unit is equipped with a plain shaft, shaft seal, and a 22 Nm electrically released holding brake. Feedback is supplied via a resolver (RSF) system, supporting relative position detection. The voltage constant is specified at 76 V/krpm and the torque constant is 0.77 Nm/A at 20°C. The motor is housed in an IP65 enclosure for protection against dust and water jets and supports operation within 0 to 45°C, with storage limits from -20 to 80°C. Rotor inertia measures 0.038 kgm² and the cooling method is radial. Connection is made via an output connector on the A-side.

Technical Specifications

Frame Size
B

Flange Size
192 mm

Operational Reliability
High

Characteristic Speed
4000 rpm

Peak Current
183 A

Holding Brake
20 Nm (Electrically Released)

Communication System
RSF

Shaft Type
Plain Shaft

Connector Port Location
A-side

Max Torque
102 Nm

Torque Constant (at 20°C)
0.77 Nm/A

Voltage Constant (at 20°C)
70 V/1000 rpm

Standstill Torque
28 Nm

Protection Class
IP 65

Winding Resistance (at 20°C)
0.17 Ohm

Thermal Time Constant
90 mins

Operating Ambient Temperature
0 - 45°C

Storage Ambient Temperature
-20 - 80°C

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1620 Old Apex Road
Cary, NC 27513, USA

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International: 1-919-443-0207

Fax: 1-919-867-6204

[email protected]

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Warranty

Indramat USA 1 Year Warranty

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We offer a repair service for the MKD112B-058-GG1-AN.

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

Phone

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.