R911330381 (MSK040C-0450-NN-M2-UG1-NNNN)

Name: R911330381 (MSK040C-0450-NN-M2-UG1-NNNN)
Brand: Indramat Motors
SKU: MSK040C-0450-NN-M2-UG1-NNNN
Price: 953.00 USD
Availability: InStock

MSK IndraDyn S Synchronous Motors

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Email:
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The R911330381 (MSK040C-0450-NN-M2-UG1-NNNN) is a Bosch Rexroth synchronous servomotor designed for precision positioning and speed regulation in constrained installation spaces. It provides a standstill torque of 2.7 Nm at 60 K and 3.1 Nm at 100 K with a maximum torque output of 8.1 Nm and a peak current of 9.6 A. The motor features natural convection cooling, an IP65-rated enclosure, a rotatable 240° EnDat2.1 optical multiturn absolute encoder with 2048 signal periods, and standard design with a plain shaft. Additional characteristics include a 4 Nm electrically-released holding brake, winding resistance of 7.4 ohms, 37.9 mH winding inductivity, and 16-minute thermal time constant. It supports a maximum speed of 6000 rpm, weighs 3.6 kg, and maintains sound pressure below 75 dB(A).

Technical Specifications

Product Type
Synchronous Motor

Application
Position Control, Speed Regulation

Installation
Compact Size

Usage
Multi Purpose

Standstill Torque
2.7 Nm

Continuous Current
2.4 Nm

Maximum Torque
8.1 Nm

Maximum Current
9.6 A

Discharge Capacity
2 nF

Pole Pairs
4

Weight
3.6 kg

Protection Class
IP 65

Winding Resistance
7.4 ohms at 20° C

Winding Inductivity
37.9 mH

Thermal Time Constant
16 mins

Maximum Speed
6000 rpm

Sound Pressure Level
Less than 75 db(A)

Frequently Asked Questions

Why is the Winding Inductivity of 37,900 mH significant in this motor?

Higher inductivity ensures smoother current regulation and dampens high-frequency current spikes, which helps reduce motor heating and EMI interference.

How does the Multiturn Absolute encoder benefit system safety during power loss?

It retains the shaft’s position data across power cycles, eliminating the need for homing sequences after restarts, which reduces startup risk.

What is the advantage of a rotatable 240° encoder connector in MSK040C-0450-NN-M2-UG1-NNNN?

It simplifies cable routing in tight installations, helping reduce stress on the encoder cables and allowing for more compact machine designs.

How does natural convection cooling impact thermal performance?

It avoids the need for external fans or forced ventilation, enhancing reliability and reducing maintenance in dusty or sensitive environments.

Why is the holding brake electrically released in this motor?

An electrically-released brake ensures the motor stays locked during power failure and releases only under safe, powered conditions for controlled startup.

Common Misspellings

MSK040C0450NNM2UG1NNNN

MSK040C 0450 NN M2 UG1 NNNN

MSK-040C-0450-NN-M2-UG1-NNNN

MSK40C-0450-NN-M2-UG1-NNNN

Internal Product Review

The Bosch Rexroth Indramat MSK040C-0450-NN-M2-UG1-NNNN servomotor offers accurate motion control with a multiturn absolute optical encoder and EnDat2.1 interface. It delivers 3.1 Nm continuous torque and includes a 4 Nm electrically released holding brake for secure positioning. This motor is suitable for use in robotics, packaging, woodworking, and material handling systems.