REXROTH MSK050C-0600-NN-S1-UP0-NNNN is a synchronous servo motor from the Indramat series by Bosch Rexroth. It is widely used in high-precision applications such as CNC machine tools and automated production lines.
1. Key Specifications
Dimensions and Size
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The “050C” in the model number indicates a 50 mm flange diameter.
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The length code “C” represents the standard motor length.
Speed
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The rated speed code “0600” corresponds to a rated speed of 6000 rpm.
Torque
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Continuous torque: approx. 5.5 Nm
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Peak torque: approx. 15 Nm
Electrical Characteristics
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Maximum current: 24.8 A
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Rated voltage: typically 400 V (subject to confirmation according to the specific purchase order)
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Rated power: approx. 2.5 kW
Weight
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Approx. 5.4 kg
2. Design and Features
No Brake
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The “NN” designation indicates that the motor is not equipped with a holding brake.
Encoder
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Standard configuration includes a single-turn Hiperface optical encoder.
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“S1” indicates the standard encoder configuration, supporting basic closed-loop control.
Bearings and Cooling
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Self-cooling design.
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Equipped internally with needle roller bearings.
Additional Features
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“UP0” typically indicates no additional accessories (such as flange-mounted components).
3. Typical Applications
This motor is suitable for applications requiring compact design and high torque output, such as:
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CNC machine tools: lathes, milling machines, etc.
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Automated production lines: handling robots, packaging machinery, etc.
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Other high-precision drive systems.


