MSK101D-0450-FN-M2-AG2-RNNN
MSK IndraDyn S Synchronous Motors
The Bosch Rexroth Indramat MSK101D-0450-FN-M2-AG2-RNNN is a robust member of the MSK IndraDyn S Synchronous Motors offering, engineered for high-precision industrial motion control. This synchronous servomotor features liquid cooling to maintain optimal thermal conditions during continuous operation and an electrically-released holding brake delivering a rated brake torque of 70 Nm for secure shaft locking. With a compact motor size of 101 and motor length D, it is tailored to fit demanding production environments while ensuring reliable performance.
This servomotor incorporates an optical multiturn absolute encoder with an EnDat 2.1 interface and a resolution of 2048 signal periods, providing precise feedback for closed-loop control. The winding code 0450 yields a continuous current at standstill of 50.6 A and a continuous torque of 57.0 Nm at 100 K. Under peak conditions, the motor can handle a maximum current of 187.7 A and deliver up to 160.0 Nm of torque. The design emphasizes increased concentricity and run out, reducing mechanical vibration and enhancing positional accuracy in high-speed applications.
Additional attributes include a plain shaft design for easy coupling and a power connection on the A-Side for straightforward cabling. The motor’s winding inductivity of 1,700 mH contributes to smooth current transitions and high efficiency. The FN constraint signifies its integration with the liquid cooling duct, requiring a minimum coolant flow of 2 L/min to maintain thermal stability. Built exclusively for industrial use, this servomotor delivers superior durability, precise control, and efficient energy usage. Its combination of advanced encoder feedback, robust holding brake, and optimized cooling make it an ideal choice for automated manufacturing and high-performance motion systems.
Technical Specifications
Cooling
Liquid cooling
Power Connector
A-Side
Encoder Interface
EnDat2.1
Encoder Resolution
2048 signal periods
Encoder Technology
Optical
Encoder Turn Type
Multiturn Absolute
Motor Length
D
Motor Size
101
Constraint
Requires Cooling FN
Holding Brake
With holding brake, electrically-released
Holding Brake Torque
70 Nm
Design
Increased concentricity
Product Type
IndraDyn S Synchronous Servomotor
Shaft Type
Plain shaft
Winding Code
0450
Continuous Current at Standstill 100 K
50.6 A
Continuous Torque at Standstill 100 K
57.0 Nm
Maximum Current
187.7 A
Maximum Torque
160.0 Nm
Winding Inductivity
1,700 mH
Frequently Asked Questions
Why is an electrically released brake used on the MSK101D-0450-FN-M2-AG2-RNNN motor?
The MSK101D-0450-FN-M2-AG2-RNNN motor brake holds the shaft when power is removed or during emergency stop conditions. It ensures zero drift under torque loads up to 70 Nm.
How does winding inductivity 1,700 mH influence current dynamics?
The higher inductivity slows the rate of current change, smoothing current spikes and reducing electrical noise. It also impacts the servo drive tuning and current control bandwidth.
Why is EnDat 2.1 chosen as encoder interface in this servomotor
The EnDat 2.1 provides highly accurate, bidirectional absolute position feedback and calibration data over a robust digital link. It supports multiturn capability and error correction.
What is a typical application of the MSK101D-0450-FN-M2-AG2-RNNN motor in industry?
The MSK101D-0450-FN-M2-AG2-RNNN motor is used in robotics or CNC systems which ensures smooth, fast interpolated motion and accurate path tracking. Its high peak torque and feedback enable tight motion loops in machine tools.
How does the servo handle ambient temperature and cooling constraints?
The design limits ambient temperature to ≤ 40 °C and recommends coolant inlet temperature ~5 °C below ambient to prevent condensation. Excessive ambient heat reduces available continuous torque.
Common Misspellings
MSK101D0450FNM2AG2RNNN
MSK101D 0450 FN M2 AG2 RNNN
MSK-101D-0450-FN-M2-AG2-RNNN
Internal Product Review
The Bosch Rexroth Indramat MSK101D-0450-FN-M2-AG2-RNNN is used in robotics, CNC machinery, packaging, and printing systems for accurate motion control. It includes a liquid-cooling system and a 70 Nm electrically released brake for stable and secure operation. With 57 Nm continuous torque and an optical multiturn encoder, it ensures precise positioning and reliable performance.
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