MSK101D-0300-FN-M2-AG0-RNNN
MSK IndraDyn S Synchronous Motors
The MSK101D-0300-FN-M2-AG0-RNNN is an IndraDyn S Synchronous Servomotor manufactured by Bosch Rexroth Indramat and part of the MSK IndraDyn S Synchronous Motors series. It features liquid cooling, an optical multiturn absolute encoder with EnDat2.1 interface and 2048 signal periods resolution. It delivers 57.0 Nm torque at standstill (34.9 A) and peaks at 160.0 Nm (137.7 A), with a winding inductivity of 3,200 mH.
Technical Specifications
Cooling
Liquid cooling
Power Connector
A-Side
Encoder Technology
Optical
Encoder Turn Type
Multiturn Absolute
Encoder Interface
EnDat2.1
Encoder Resolution
2048 signal periods
Motor Length
D
Motor Size
101
Holding Brake
Without holding brake
Design
Increased concentricity
Product Type
IndraDyn S Synchronous Servomotor
Shaft Type
Plain shaft
Rated Speed Code
0300
Continuous Current at Standstill 100 K
34.9 A
Continuous Torque at Standstill 100 K
57.0 Nm
Maximum Current
137.7 A
Maximum Torque
160.0 Nm
Winding Inductivity
3,200 mH
Frequently Asked Questions
For Bosch Rexroth Indramat MSK101D-0300-FN-M2-AG0-RNNN, what coolant specs and plumbing are required?
Use compatible materials (Al-Mg housings, Viton O-rings) and keep flow/pressure within Rexroth’s liquid-cooling table; design in bleed points and temperature sensing near the inlet. Follow the 3 bar max pressure, 0.11 L channel volume, and condensation-avoidance rule during commissioning.
How does the listed winding inductance (~3.2 mH) impact drive tuning and cabling?
Higher phase inductance eases current-loop stability but increases electrical time constant, so verify current bandwidth and adjust current controller gains accordingly; also consider cable length/LC effects for EMI. Vendor data for the MSK101D family cites ~3.2 mH and typical torque constants for tuning baselines.
What are the practical effects of using the motor without a holding brake?
On vertical or safety-critical axes you’ll need an external brake or counterbalance; the drive’s STO alone won’t prevent gravity-induced motion. Rexroth offers alternative brake options with specified holding torques and switching characteristics if required.
How does “increased concentricity” influence coupling and precision?
This option tightens mechanical runout, reducing radial/axial misalignment error transferred to the load and easing servo tuning for high-precision axes. It is intended for applications like grinding or semiconductor handling where motion quality and spindle-side TIR matter.
What are the environmental and insulation implications for this motor in industrial cells?
The MSK line is typically IP65 with insulation class F, suiting washdown-prone machine spaces when connectors and seals are properly mated. Verify ingress protection at the connector set and any brake/vent interfaces during integration.
Common Misspellings
MSK101D0300FNM2AG0RNNN
MSK101D 0300 FN M2 AG0 RNNN
MSK-101D-0300-FN-M2-AG0-RNNN
Internal Product Review
The MSK101D-0300-FN-M2-AG0-RNNN servomotor from Bosch Rexroth features liquid cooling, a plain shaft, and a multiturn absolute optical encoder with EnDat2.1 interface. It offers 57.0 Nm continuous torque, 160.0 Nm peak torque, and operates at a rated speed code of 0300. This motor is ideal for robotics, CNC machining, and semiconductor equipment.
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