MSK100A-0450-NN-S1-BG0-NNNN
MSK IndraDyn S Synchronous Motors
The MSK100A-0450-NN-S1-BG0-NNNN by Bosch Rexroth Indramat from the MSK IndraDyn S Synchronous Motors series represents a high-performance, state-of-the-art servomotor designed for demanding industrial applications. With a motor size of 100 and a compact motor length A configuration, this standard-design machine seamlessly integrates into space-constrained drive systems. It features natural Cooling by convection, eliminating the need for auxiliary fans and reducing maintenance points. As a Product Type IndraDyn S Synchronous Servomotor, it delivers precision motion control with robustness and reliability.
Equipped with an advanced Encoder Interface Hiperface, this servomotor utilizes Optical Encoder Technology to achieve precise position detection. The singleturn Encoder Turn Type and Encoder Resolution of 128 signal periods ensure repeatable accuracy for cyclic positioning tasks. A plain shaft design supports backlash-free connections, while the robust shaft type Plain shaft and Winding Code 0450 pair to deliver consistent electromagnetic performance. The stator’s Winding Inductivity of 7,800 mH contributes to smooth current flow and low torque ripple under dynamic load changes.
At standstill and 100 K, the motor sustains a Continuous Current of 13.6 A producing an equivalent Continuous Torque of 17.0 Nm to hold loads steadily. Under peak demand, it draws up to Maximum Current of 54.0 A to generate a Maximum Torque of 54.0 Nm, providing strong acceleration and load handling. This version is supplied Without holding brake and employs a dedicated Power Connector B-Side interface to streamline cabling in compact cabinets. Its rugged design, combined with precise feedback and high torque density, makes it ideal for machine tool spindles, pick-and-place robots, and high-speed indexing applications.
Technical Specifications
Cooling
Natural convection
Power Connector
B-Side
Encoder Interface
Hiperface
Encoder Resolution
128 signal periods
Encoder Technology
Optical
Encoder Turn Type
Singleturn
Motor Length
A
Motor Size
100
Holding Brake
Without holding brake
Design
Standard
Product Type
IndraDyn S Synchronous Servomotor
Shaft Type
Plain shaft
Winding Code
0450
Continuous Current at Standstill 100 K
13.6 A
Continuous Torque at Standstill 100 K
17.0 Nm
Maximum Current
54.0 A
Maximum Torque
54.0 Nm
Winding Inductivity
7,800 mH
Frequently Asked Questions
How does natural-convection cooling on MSK100A-0450-NN-S1-BG0-NNNN affect duty cycle and enclosure planning?
The natural convection removes fans from the BOM for lowering maintenance while relying on surface area and airflow. Its continuous torque is 17 Nm @100 K against thermal time constants during cyclic motion.
How does the 7,800 mH winding inductivity in MSK100A-0450-NN-S1-BG0-NNNN influence current ripple and servo stability?
The higher inductivity filters PWM ripple, reducing torque ripple and audible artifacts during dynamic profiles. It also relaxes current-loop bandwidth demands for improving phase margin, while tune carefully to preserve step response.
Why specify a plain-shaft interface on MSK100A-0450-NN-S1-BG0-NNNN for precision motion?
The plain shaft mates cleanly with zero-backlash clamping couplings for minimizing torsional windup and alignment stack-up. It simplifies hub selection while supporting accurate cyclic positioning and smooth load transitions.
How should the “17.0 Nm at standstill, 100 K” rating on MSK100A-0450-NN-S1-BG0-NNNN be interpreted for vertical-axis or tension duties?
It’s the continuous holding torque at the specified winding temperature with adequate cooling. It incorporates field-oriented control and current limiting for transient spikes.
What acceleration headroom does 54.0 A / 54.0 Nm give MSK100A-0450-NN-S1-BG0-NNNN in indexing or pick-and-place tasks?
The peak current and torque enable rapid speed changes and disturbance rejection during short moves. It is important to validate peak-time limits in the drive and ensure mechanical couplings tolerate the commanded jerk and torsional oscillations.
Common Misspellings
MSK100A0450NNS1BG0NNNN
MSK100A 0450 NN S1 BG0 NNNN
MSK-100A-0450-NN-S1-BG0-NNNN
Internal Product Review
The MSK100A-0450-NN-S1-BG0-NNNN servomotor by Bosch Rexroth Indramat delivers up to 54.0 Nm torque with a continuous current of 13.6 A. It features a Hiperface optical encoder, 128 signal periods, and natural convection cooling for simplified integration. This motor is commonly used in machine tools, pick-and-place systems, and high-speed automation.
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