MSK071C-0300-NN-M1-BG2-NNAN
MSK IndraDyn S Synchronous Motors
The Bosch Rexroth Indramat MSK071C-0300-NN-M1-BG2-NNAN is an IndraDyn S servomotor in the MSK IndraDyn S Synchronous Motors series. It features convection cooling and a Hiperface encoder. Rated for 14.0 Nm continuous torque (8.5 A), 44.0 Nm peak torque (32.9 A) and a holding brake delivering 30 Nm torque.
Technical Specifications
Cooling
Natural convection
Power Connector
B-Side
Encoder Technology
Optical
Encoder Turn Type
Multiturn Absolute
Encoder Interface
Hiperface
Encoder Resolution
128 signal periods
Motor Length
C
Motor Size
071
Holding Brake
With holding brake, electrically-released
Holding Brake Torque
30 Nm
Constraint
Requires Cooling FN
Product Type
IndraDyn S Synchronous Servomotor
Shaft Type
Plain shaft
Rated Speed Code
0300
Continuous Current at Standstill 100 K
8.5 A
Continuous Torque at Standstill 100 K
14.0 Nm
Maximum Current
32.9 A
Maximum Torque
44.0 Nm
Winding Inductivity
10,900 mH
Frequently Asked Questions
What distinguishes the MSK071C-0300-NN-M1-BG2-NNAN’s feedback system from incremental encoders?
This motor uses an optical multiturn absolute Hiperface encoder that preserves position over power cycles and reports both angle and turn count for repeatable homing-free control. Hiperface is a serial absolute interface widely used in servo systems.
How does natural-convection cooling affect continuous torque on MSK071C-0300-NN-M1-BG2-NNAN?
The convection (no forced air) method permits continuous torque rating around 14 Nm at 100 K. Keeping fins clean and ambient within spec sustains the published rating and prevents thermal limiting.
How does the 30 Nm electrically-released brake on MSK071C-0300-NN-M1-BG2-NNAN help vertical axes?
An electrically-released holding brake provides static holding torque to secure Z-axes or web tension at rest for reducing reliance on mechanical locks. It is not intended for dynamic stopping; use drive-based braking for motion.
How do B-side power connectors on MSK071C-0300-NN-M1-BG2-NNAN simplify cabinet routing?
Its B-side orientation routes power away from encoder cabling for improving EMC separation and easing dress-pack layouts on gantries or cartesian robots. It minimizes coupling into feedback pairs and reduces commissioning noise issues.
How does the plain shaft choice on MSK071C-0300-NN-M1-BG2-NNAN affect coupling selection?
The cylindrical (non-keyed) shaft favors zero-backlash clamping hubs or shrink-disc couplings for high precision. Its proper hub fit and alignment preserve bearing life and maintain low torsional wind-up under peak 44 Nm events.
Common Misspellings
MSK071C0300NNM1BG2NNAN
MSK071C 0300 NN M1 BG2 NNAN
MSK-071C-0300-NN-M1-BG2-NNAN
MSK71C-0300-NN-M1-BG2-NNAN
Internal Product Review
The Bosch Rexroth’s MSK071C-0300-NN-M1-BG2-NNAN servomotor is presented with a multiturn absolute encoder for feedback and it cools down through natural-convection method. It possesses a plain shaft design and delivers nearly 14 Nm of rated continuous torque. This motor has an integrated 30 Nm electrically-released design of brake that makes it suitable for safe functionality in machine-tool axes, packaging lines and printing rewinds.
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