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MSK101E-0450-NN-S1-AG2-NNNN Bosch Rexroth Indramat

MPN: R911310862

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The Bosch Rexroth Indramat MSK101E-0450-NN-S1-AG2-NNNN is an IndraDyn S Synchronous Servomotor from the MSK IndraDyn S Synchronous Motors series. It features an optical Hiperface encoder with a singleturn type and 128 signal periods, and has a plain shaft design. The servomotor uses natural convection cooling and comes with an electrically-released holding brake delivering 70 Nm of torque.

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Product Description:

Bosch Rexroth Indramat manufactures the MSK101E-0450-NN-S1-AG2-NNNN as part of the MSK IndraDyn S Synchronous Motors series. This servo motor supplies closed-loop torque and speed control for positioning axes, pick-and-place modules, and other automation tasks that demand precise electrical commutation. Within a multi-axis drive chain, it converts regulated current from an IndraDrive inverter into mechanical rotation, allowing the machine controller to synchronize motion with sensor feedback. Because the inverter and encoder operate in a closed loop, the motor can respond quickly to load changes while maintaining commanded position and speed.

The motor relies on natural convection for heat removal, so unobstructed airflow is needed around the housing during operation. Position feedback is delivered through a Hiperface interface that carries both incremental and digital data from an encoder. That encoder produces 128 signal periods per revolution, and its scanning head uses optical detection for accurate interpolation. The device is configured as a single-turn unit, so absolute position is retained within one mechanical revolution. This feedback method supports smooth low-speed regulation and consistent commutation during starts, stops, and direction changes. A spring-applied, electrically released holding brake supplies 70 Nm of static torque to hold loads when power is removed. The plain shaft transmits torque without a keyway, and the standard housing shape helps the motor fit common installation layouts within the series.

With a frame code of 101 and a motor length designation of E, the unit balances inertia and continuous output for medium-inertia loads. Winding code 0450 sets the resistance and inductance values used with nominal drive currents in the 400 V class. Power and feedback conductors exit on the A-side, which can simplify cable routing when the motor is installed on the right side of a machine frame. This cable direction can also help keep the motor connection area accessible when surrounding equipment leaves limited clearance. The selected frame and winding combination is suited to repeated motion cycles that require steady torque delivery from a larger motor body.

Constraint
Requires Cooling FN
Cooling
Natural convection
Design
Standard
Encoder Interface
Hiperface
Encoder Resolution
128 signal periods
Encoder Technology
Optical
Encoder Turn Type
Singleturn
Holding Brake
With holding brake, electrically-released
Holding Brake Torque
70 Nm
Motor Length
E
Motor Size
101
Operating Ambient Temperature Range
0-40°C
Power Connector
A-Side
Product Type
IndraDyn S Synchronous Servomotor
Protection Rating
IP65
Shaft Type
Plain shaft
Thermal/Insulation Class
155
Winding Code
0450
  • MSK101E0450NNS1AG2NNNN
  • MSK101E 0450 NN S1 AG2 NNNN
  • MSK-101E-0450-NN-S1-AG2-NNNN

Frequently Asked Questions about MSK101E-0450-NN-S1-AG2-NNNN:

Q: What type of cooling does the MSK101E-0450-NN-S1-AG2-NNNN motor use?

A: This model features natural convection cooling and does not require additional active cooling systems.

Q: Which encoder interface is included with the MSK101E-0450-NN-S1-AG2-NNNN servo motor?

A: A Hiperface encoder interface is provided for precise signal communication and feedback.

Q: What is the holding brake torque of the MSK101E-0450-NN-S1-AG2-NNNN?

A: The holding brake on this motor supplies a torque of 70 Nm.

Q: What encoder type and resolution does the MSK101E-0450-NN-S1-AG2-NNNN provide?

A: This model uses a singleturn optical encoder offering 128 signal periods of resolution.

Q: What shaft type does the MSK101E-0450-NN-S1-AG2-NNNN feature?

A: A plain shaft configuration is used on the MSK101E-0450-NN-S1-AG2-NNNN motor.


Internal Product Review

  • ‘‘The MSK101E-0450-NN-S1-AG2-NNNN is a standard IndraDyn S Synchronous Servomotor from Bosch Rexroth Indramat, featuring natural convection cooling and a plain shaft design. An optical Hiperface singleturn encoder with 128 signal periods ensures precise feedback, while the electrically-released holding brake delivers a strong 70 Nm torque. This model is well-suited for demanding motion applications needing secure positioning and reliable performance.’’

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