R911324104 (MSK071C-0300-NN-M1-UP1-NNNN)
MSK IndraDyn S Synchronous Motors
Technical Specifications
Motor Type
Synchronous Servo Motor
Encoder Type
Optical Multiturn Encoder with Hiperface support
Maximum Encoder Speed
9000 RPM
Encoder Voltage Range
7-12 Volts DC
Maximum Current Consumption
60 milliamps
Integrated Brake Type
Electrical Release Holding Brake
Holding Brake Peak Connection Time
35 milliseconds
Holding Brake Peak Disconnection Time
180 milliseconds
Main Shaft Features
Keyway and Seal
Cooling Method
Convection (Optional Surface Cooling)
Rated Torque at Standstill with Convection
12 Nm
Rated Current with Convection
7.3 Amps
Rated Torque at Standstill with Surface Cooling
18 Nm
Rated Current with Surface Cooling
11 Amps
Sound Pressure Level
Not exceeding 75 dB
Ambient Temperature Range
0-40 degrees Celsius
Protection Class
IP65
Optional Liquid Cooled Continuous Torque
22.8 Nm
Frequently Asked Questions
How is the 23 Nm electrically-released holding brake on MSK071C-0300-NN-M1-UP1-NNNN intended to be used?
It is designed to secure axes at standstill (e.g., vertical loads) and for safe retention during power loss, not as a service brake to stop moving masses. Its dynamic deceleration requires sizing beyond static torque.
Does the 240° rotatable plug on MSK071C-0300-NN-M1-UP1-NNNN simplify cabinet and cable routing?
Yes, being able to rotate the power/encoder plug over 240° allows exit orientation to be matched to machine geometry for reducing bend stress and improving sealing. It also eases service in dense enclosures and multi-motor arrays.
What does the keyway per DIN 6885-1 (“P” option) on MSK071C-0300-NN-M1-UP1-NNNN mean for coupling selection and sealing?
The keyed shaft conforms to DIN 6885-1 dimensions for standard hubs, making torsionally rigid or elastomer couplings straightforward. Its paired shaft-sealing ring improves ingress protection around the journal that is useful for dusty packaging and machining cells.
How does a winding inductivity of 10,900 mH influence drive tuning and current loop dynamics?
Its higher inductivity smooths current ripple and linearizes torque production for aiding low-ripple interpolation with the optical encoder. Its trade-off is a slower current rise, so aggressive bandwidths may require careful voltage headroom and well-tuned feed-forward terms.
How should the 8.5 A/14.0 Nm (100 K, standstill) ratings guide servo sizing for this model?
The continuous standstill ratings validates thermal equilibrium at low duty cycles or holding torque requirements, while 14 Nm at 8.5 A is thermal anchor. Its transient moves can leverage 32.9 A maximum current and 44 Nm peak torque if RMS limits remain compliant.
Common Misspellings
MSK071C0300NNM1UP1NNNN
MSK071C 0300 NN M1 UP1 NNNN
MSK-071C-0300-NN-M1-UP1-NNNN
MSK71C-0300-NN-M1-UP1-NNNN
Internal Product Review
The servo motor MSK071C-0300-NN-M1-UP1-NNNN from Indramat integrates a multiturn-absolute Hiperface encoder that offers 128 periods for precise speed and motion control. It has a 240° rotatable plug for easy connectivity and its 23 Nm electrically-released brake ensures safe operations. This unit is designed in a fan-less size-071 structure that delivers 14 Nm by utilizing 8.5 A at standstill and 44 Nm peak torque to fit into packaging, printing, assembly/handling and machine-tool axes.
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