MSK100A-0450-NN-M1-AG0-NNNN
MSK IndraDyn S Synchronous Motors
The Bosch Rexroth Indramat MSK100A-0450-NN-M1-AG0-NNNN from the MSK IndraDyn S Synchronous Motors series is a high-precision IndraDyn S Synchronous Servomotor designed for demanding industrial applications. This standard design motor features a compact motor size 100 frame and a motor length A housing, offering streamlined integration into machine tool, packaging, and food processing assemblies. Engineered without a holding brake and equipped with a plain shaft, it delivers smooth, reliable rotation under challenging conditions. The unit’s winding code 0450 highlights its optimized coil configuration and thermal performance for continuous operation.
Featuring robust electrical characteristics, the MSK100A delivers a maximum torque of 54.0 Nm at a maximum current of 54.0 A, while its continuous torque at standstill 100 K of 17.0 Nm and continuous current at standstill 100 K of 13.6 A ensure stable torque output under thermal load. The winding inductivity of 7,800 mH supports precise current control and minimizes ripple, promoting motor longevity. Motion feedback is provided by the integrated Hiperface encoder interface, which uses optical encoder technology with 128 signal periods and a multiturn absolute turn type for high-resolution positioning. These features combine to deliver accurate speed and position control from standstill to maximum rpm.
Operational versatility is further enhanced by natural convection cooling, eliminating the need for external fans and reducing maintenance. The motor’s A-side power connector simplifies installation and facilitates rapid replacement or servicing. With its standard design and absence of a holding brake, the MSK100A-0450-NN-M1-AG0-NNNN weighs in at a manageable level while maintaining robust mechanical stability. As a purpose-built synchronous servomotor, it provides seamless compatibility with Bosch Rexroth Indramat drives, ensuring fast commissioning and reliable performance across a wide range of automation systems.
Technical Specifications
Cooling
Natural convection
Power Connector
A-Side
Encoder Interface
Hiperface
Encoder Resolution
128 signal periods
Encoder Technology
Optical
Encoder Turn Type
Multiturn Absolute
Motor Length
A
Motor Size
100
Holding Brake
Without holding brake
Design
Standard
Product Type
IndraDyn S Synchronous Servomotor
Shaft Type
Plain shaft
Winding 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 the Hiperface optical multiturn encoder (128 signal periods) help on MSK100A-0450-NN-M1-AG0-NNNN?
The multiturn absolute feedback preserves shaft position across power cycles, avoiding homing and improving recovery after stops. Its 128-period Hiperface interface enhances commutation accuracy and speed loop linearity for precise positioning from standstill through rated speed.
Why specify natural-convection cooling on MSK100A-0450-NN-M1-AG0-NNNN, and when is it advantageous?
The fanless cooling cuts maintenance points and contamination risk for favoring hygienic or particulate-sensitive zones and vertical axis layouts with efficient heat paths. It’s well-suited where thermal loading stays within S1/S3 envelopes defined for the MSK family’s available cooling options.
How does the 7,800 mH winding inductivity affect servo performance and drive sizing?
The higher phase inductivity attenuates current ripple and PWM harmonics for easing drive bandwidth requirements and thermal cycling of the copper. It promotes smoother torque at low speed and reduces need for extremely fast current controllers at the amplifier.
Why choose the plain-shaft variant here, and how does it influence coupling design?
The plain shaft supports backlash-free, clamp-style or shrink-disc couplings for minimizing eccentricity and simplifying alignment on precision axes. It also allows quick interchange during service without key/keyway tolerancing constraints to aid consistent concentricity.
What protection/insulation and ambient limits apply to MSK100A-0450-NN-M1-AG0-NNNN?
The IP65 ingress protection with class 155 insulation is listed for supporting typical factory environments with proper cable/connector sealing. It indicates 0…40 °C ambient that aligns with many packaging and machine-tool enclosures when airflow is maintained.
Common Misspellings
MSK100A0450NNM1AG0NNNN
MSK100A 0450 NN M1 AG0 NNNN
MSK-100A-0450-NN-M1-AG0-NNNN
Internal Product Review
The Bosch Rexroth Indramat MSK100A-0450-NN-M1-AG0-NNNN is used in machine tools, packaging machines, and food processing systems. It provides 17.0 Nm continuous torque, 7,800 mH winding inductivity, and features a plain shaft with a multiturn optical encoder. Natural convection cooling and a brake-less design make it easy to maintain.
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