R911346974 (MSK040B-0600-NN-S2-UP1-NNNN)

Name: R911346974 (MSK040B-0600-NN-S2-UP1-NNNN)
Brand: Indramat Motors
SKU: MSK040B-0600-NN-S2-UP1-NNNN
Price: 588.00 USD
Availability: InStock

MSK IndraDyn S Synchronous Motors

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Phone:
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Email:
sales@indramat-usa.com

The Bosch Rexroth R911346974 (MSK040B-0600-NN-S2-UP1-NNNN) is an IndraDyn S synchronous servomotor with a motor size of 040 and length B. It features a natural convection cooling system and a shaft with keyway. The motor is equipped with a single-turn optical encoder using EnDat2.1 interface, providing 2048 signal periods for precise position and speed feedback. The encoder connector is rotatable up to 240°. The holding brake is electrically released, offering 4 Nm of torque. Electrical specifications include a winding code of 0600, continuous current at standstill of 2.2 A (100 K), continuous torque at standstill of 1.9 Nm (100 K), maximum current of 8.0 A, and maximum torque of 5.1 Nm. The winding inductivity is 35,400 mH. The servomotor operates up to a maximum speed of 7500 RPM and weighs 2.8 kg. It is rated IP65 for protection against dust and water jets, supports an operating temperature range between 0 and 40°C, aligns to thermal class 155 per EN 60034-1, and produces a maximum sound pressure level of 75 dB.

Technical Specifications

Maximum Velocity
7500 RPM

Motor mass
2.8 kilograms

Motor Protection Class
IP65

Cooling method
Natural convection

Ambient temperature for operation
0 to 40 degrees Celsius

Thermal Class (EN 60034-1)
155

Maximum Sound Pressure Level
75 dB

Connector Rotation
240 degrees

Rotor Shaft Keyway
DIN 6885-1

Sealing Ring
Included

Holding Brake
Electrically releasing, 4 Nm holding torque

Frequently Asked Questions

How does the MSK040B-0600-NN-S2-UP1-NNNN ensure precision under variable load conditions?

Its optical EnDat2.1 encoder with 2048 signal periods provides real-time feedback accuracy, maintaining sub-degree synchronization even with fluctuating torque demands.

What role does the 4 Nm holding brake play in machine safety?

The electrically released brake secures the shaft during power-off states, preventing drift and maintaining positional accuracy in vertical or suspended-axis setups.

How does the motor achieve efficient heat dissipation without active cooling?

Natural convection cooling uses optimized housing geometry to transfer thermal energy passively, sustaining 1.9 Nm continuous torque at 2.2 A without overheating.

In what way does the 35,400 mH winding inductivity contribute to drive performance?

The high inductivity stabilizes current transitions, minimizes electromagnetic noise, and ensures smoother servo response across acceleration cycles.

What installation advantage does the rotatable 240° encoder connector provide?

The connector allows flexible cable orientation for compact enclosures, simplifying integration into multi-axis CNC and robotic systems while reducing strain on wiring.

Common Misspellings

MSK040B0600NNS2UP1NNNN

MSK040B 0600 NN S2 UP1 NNNN

MSK-040B-0600-NN-S2-UP1-NNNN

MSK40B-0600-NN-S2-UP1-NNNN

Internal Product Review

The MSK040B-0600-NN-S2-UP1-NNNN servomotor from Bosch Rexroth Indramat is built for high-precision control in industrial automation systems. Featuring natural convection cooling and a 4 Nm holding brake, it ensures stable operation under demanding conditions. With a peak torque of 5.1 Nm and a continuous torque of 1.9 Nm, this motor is perfect for CNC machining and robotics. Its optical singleturn encoder with EnDat2.1 interface provides precise feedback with 2048 signal periods, making it ideal for applications requiring accurate position control.