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R911324839 (MSK101D-0450-NN-M1-BG3-NNNN)

MSK IndraDyn S Synchronous Motors

  In-Stock, Ships 3-5 Days
Expedited Lead Times on Select Parts
1 Year Warranty Included
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Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping
The Bosch Rexroth synchronous motor R911324839 (MSK101D-0450-NN-M1-BG3-NNNN) is a standard design IndraDyn S servomotor equipped with natural convection cooling and features a plain output shaft. It has a motor size of 101 and length D, weighs 40 kg, and achieves speeds up to 6000 RPM. Key parameters include a voltage constant of 81 V/1000min-1, a torque constant of 1.32 Nm/A, and a winding inductivity of 1,700 mH. The motor provides continuous torque of 50 Nm at 60K and 57 Nm at 100K, with respective continuous currents at standstill of up to 50.6 A. The integrated multiturn absolute Hiperface optical encoder offers 128 signal periods. Protection is rated to IP65. The electrically-released holding brake provides 120 Nm, and the permissible sound pressure level is 75 dB.

Technical Specifications

Product Type
Synchronous Motor

Operating Temperature
0 to +40 degrees Celsius

Thermal Time Constant
100 minutes

Protection Grade
IP65

Insulation Class
155

Maximum Rotating Speed
6000 RPM

Power Connection Location
B Side

Voltage Constant at 20 degrees Celsius
81 V/1000min-1

Torque Constant at 20 degrees Celsius
1.32 Nm/A

Temperature Sensor
Included

Winding Inductance
1.700 mH

Winding Resistance
0.10 ohms

Number of Polar Pairs
4

Sound Pressure Level
75 decibels

Holding Brake Weight
6.2 kilograms

Holding Torque
120 Nm

Holding Brake Average Current
1.46 A

Encoder Type
Multi-Turn Hiperface Optical Encoder

Output Shaft
Plain

Continuous Torque at 60K
50 Nm

Continuous Torque at 100K
57 Nm

Product Weight
40 kg

Maximum Torque
160 Nm

Continuous Torque
75 Nm

Why is the Hiperface interface chosen for the encoder in MSK101D-0450-NN-M1-BG3-NNNN servomotor?

The Hiperface interface of MSK101D-0450-NN-M1-BG3-NNNN servomotor enables robust digital communication with low jitter and high noise immunity. It helps maintain signal integrity over longer cable runs in industrial settings.

What is the advantage of the B-side power connector in this motor?

The B-side connector separates power and signal routing, reducing electromagnetic interference. It also provides a cleaner layout and easier cable management in compact assemblies.

What role does the winding inductance (1,700 mH) play in current control?

A larger inductance smooths current ripple, aiding stable control and reducing torque ripple. But excessive inductance can limit dynamic current response under rapid transients.

How does the frame size “101” and length “D” affect performance or integration of MSK101D-0450-NN-M1-BG3-NNNN servomotor?

The frame size 101 of MSK101D-0450-NN-M1-BG3-NNNN servomotor defines stator outer diameter and mounting flange, while length D defines rotor axial extension. These dimensions govern torque density, inertia, and mechanical compatibility.

What are the integration considerations when using this motor in a servo drive system?

The motor must be paired with a drive that supports Hiperface absolute feedback and can supply peak 187.7 A current. Thermal management, cable shielding, and encoder trimming are essential for stable feedback.

MSK101D0450NNM1BG3NNNN

MSK101D 0450 NN M1 BG3 NNNN

MSK-101D-0450-NN-M1-BG3-NNNN

Internal Product Review

The IndraDyn S Synchronous Servomotor MSK101D-0450-NN-M1-BG3-NNNN by Bosch Rexroth operates with natural convection cooling and an optical multiturn absolute encoder using a Hiperface interface. It delivers 57.0 Nm continuous torque and 160.0 Nm maximum torque with a 120 Nm electrically released holding brake. This motor is widely used in robotics, packaging, and industrial automation systems for accurate motion control.

Warranty

1-year-warranty
Indramat USA 1 Year Warranty

Repair

product repair We offer a repair service for the MSK101D-0450-NN-M1-BG3-NNNN.
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