MSK100A-0450-NN-S1-AP0-NNNN
MSK IndraDyn S Synchronous Motors
The MSK100A-0450-NN-S1-AP0-NNNN is an IndraDyn S Synchronous Servomotor manufactured by Bosch Rexroth Indramat in the MSK IndraDyn S Synchronous Motors series. This standard design motor features natural convection cooling and an A-Side power connector. Its optical singleturn Hiperface encoder delivers 128 signal periods resolution. With a motor size of 100 and length A, it provides 17.0 Nm continuous torque at standstill (13.6 A) and peaks at 54.0 Nm (54.0 A), using a shaft with keyway and 7,800 mH winding inductivity.
Technical Specifications
Cooling
Natural convection
Power Connector
A-Side
Encoder Technology
Optical
Encoder Turn Type
Singleturn
Encoder Interface
Hiperface
Encoder Resolution
128 signal periods
Motor Length
A
Motor Size
100
Holding Brake
Without holding brake
Design
Standard
Product Type
IndraDyn S Synchronous Servomotor
Shaft Type
Shaft with keyway
Rated Speed Code
0450
Continuous Current at Standstill 100 K
13.6 A
Continuous Torque at Standstill 100 K
17.0 Nm
Maximum Current
54.0 A
Maximum Torque
54.0 Nm
Winding Inductivity
7,800 mH
Frequently Asked Questions
How does natural-convection cooling affect continuous torque for MSK100A-0450-NN-S1-AP0-NNNN?
The passive cooling keeps the thermal model predictable without blower noise or maintenance points. Its 13.6 A at 100 K, sustains 17.0 Nm at standstill while preserves insulation life under typical cabinet or open-machine mounting.
Why specify a singleturn encoder rather than multiturn in mixed-axis systems?
The singleturn absolute sensing minimizes data payloads and avoids gear-based drift; it suits axes that reference over limited travel. Its controller-stored offsets and soft limits make singleturn encoders efficient and reliable.
What is the role of the 7,800 mH winding inductivity in MSK100A-0450-NN-S1-AP0-NNNN?
The high phase inductivity filters current ripple from the drive’s PWM for reducing torque ripple and acoustic artifacts. It also improves current-loop stability for allowing tighter bandwidth tuning without risking overshoot at higher d-axis currents.
How does the A-side power connector aid commissioning in dense machines?
The side-mounted power simplifies cable egress in vertical or wall-mounted axes and shortens motor-to-drive runs. It reduces parasitic inductance/EMI, eases bend-radius constraints and accelerates field replacement in multi-axis racks.
How do 17.0 Nm (continuous) and 54.0 Nm (peak) translate to application sizing for the product code MSK100A-0450-NN-S1-AP0-NNNN?
The continuous torque covers steady axes like metering screws, while peak torque accommodates accelerate/decelerate phases in indexers. Its correct sizing keeps RMS within thermal limits while reserving headroom for transient throughput targets.
Common Misspellings
MSK100A0450NNS1AP0NNNN
MSK100A 0450 NN S1 AP0 NNNN
MSK-100A-0450-NN-S1-AP0-NNNN
Internal Product Review
The MSK100A-0450-NN-S1-AP0-NNNN servomotor from Bosch Rexroth features a 17.0 Nm continuous torque and 450 rpm rated speed, supported by natural convection cooling. It includes a singleturn optical encoder with Hiperface interface and 128 signal periods for precise motion feedback. This motor is ideal for use in packaging, CNC machining, and printing industries.
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