MSK101C-0301-NN-S1-BG0-NSNN
MSK IndraDyn S Synchronous Motors
The MSK101C-0301-NN-S1-BG0-NSNN from Bosch Rexroth Indramat features a motor size of 101 and a design supporting both standard and explosion protection. Part of the MSK IndraDyn S Synchronous Motors, this IndraDyn S servomotor utilizes natural convection cooling and incorporates an optical encoder with a Hiperface interface.
It delivers a continuous torque at standstill of 36.5 Nm and a maximum torque of 110.0 Nm while handling currents up to 84.2 A. The motor comes without a holding brake and has a plain shaft.
Technical Specifications
Cooling
Natural convection
Power Connector
B-Side
Encoder Technology
Optical
Encoder Turn Type
Singleturn
Encoder Interface
Hiperface
Encoder Resolution
128 signal periods
Motor Length
C
Motor Size
101
Holding Brake
Without holding brake
Design
Standard and Explosion Protection
Product Type
IndraDyn S Synchronous Servomotor
Shaft Type
Plain shaft
Rated Speed Code
0301
Continuous Current at Standstill 100 K
21.3 A
Continuous Torque at Standstill 100 K
36.5 Nm
Maximum Current
84.2 A
Maximum Torque
110.0 Nm
Winding Inductivity
6,000 mH
Frequently Asked Questions
How does the singleturn Hiperface encoder in MSK101C-0301-NN-S1-BG0-NSNN aid control accuracy at startup?
It provides absolute position within one revolution for enabling the drive to commutate immediately with precise electrical angle alignment and stable torque production from standstill. Its Hiperface protocol blends absolute and incremental channels for clean interpolation and drive diagnostics.
Why choose natural-convection cooling for this IndraDyn S servomotor?
The convection eliminates blower hardware for simplifying maintenance and reducing potential ingress paths in dusty or washdown environments, while remaining suitable for continuous loads within the motor’s thermal model. When heat density rises, MSK family options allow field-addable blowers or liquid cooling on other variants.
Why a plain shaft instead of keyed or splined on this code? (MSK101C-0301-NN-S1-BG0-NSNN)
Its plain shaft supports backlash-controlled clamp couplings and precision gearheads for minimizing stress concentrators and improving concentricity. It’s advantageous for high servo stiffness, smooth reversal and reduced mechanical runout under cyclic positioning.
What does the “B-side power connector” imply for cabinet and cable routing? (MSK101C-0301-NN-S1-BG0-NSNN)
The B-side orientation simplifies strain-relief and segregates power from feedback harnessing on certain machine layouts for aiding EMC practices. It allows tight side-exit routing near linear stages or within compact axis modules.
Are there system-level constraints on pairing this motor with a drive? (MSK101C-0301-NN-S1-BG0-NSNN)
Yes, the Bosch Rexroth specifies using compatible IndraDrive controllers and approved feedback interfaces for ensuring correct commutation, SIL features and thermal/overcurrent protection states across the full operating envelope.
Common Misspellings
MSK101C0301NNS1BG0NSNN
MSK101C 0301 NN S1 BG0 NSNN
MSK-101C-0301-NN-S1-BG0-NSNN
Internal Product Review
Bosch Rexroth designs the motor MSK101C-0301-NN-S1-BG0-NSNN with a plain shaft orientation and an optical singleturn Hiperface encoder with 128-period resolution. It delivers 36.5 Nm stall and 110 Nm peak torque. This unit uses surface heat dissipation for staying in its ambient thermal range. It possesses B-side power connection that is also ideal for industrial automation lines.
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