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R911344679 (MSK071D-0450-FN-S3-UG0-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 R911344679 (MSK071D-0450-FN-S3-UG0-NNNN) is an IndraDyn S synchronous servomotor engineered for use in explosive environments. It features liquid cooling and a plain shaft with a DS M10 centering hole. The motor length is D and the size is 071. Electrical connection is facilitated via a rotatable (240°) encoder connector, and the device includes an additional flange connection for equipotential bonding. The encoder technology is capacitive Hiperface singleturn with 16 signal periods. Technical parameters include a winding code of 0450, a continuous current at standstill (100 K) of 17.6 A, continuous torque at standstill (100 K) of 20.0 Nm, a maximum current of 69.3 A, a maximum torque of 66.0 Nm, and a winding inductivity of 3,200 mH. Thermal management requires cooling for five times the thermal constant, and gasket performance can be affected by temperature variations.

Technical Specifications

Suitable for explosive environments
Yes

Design
Standard

Requires specified software and firmware for operation
Yes

Cooling mechanism
Liquid

Grounding connection
Present

Mechanical Fastening of Cable Ends
Required

Possibility of Ignition Sparks
Yes

Acceptance Test Requirement
Upon every change

Durability against temperature fluctuations
Low

Mounting
DIN 42948 specifications flange

Output Shaft
DS M10 centering hole

Encoder Supply Voltage
7V to 12V

Encoder Function
Positioning and speed control

Electrical Connector
240° rotatable

Heat Dissipation
Low (through flange with transmission fittings)

Additional Flange Connection
For equipotential bonding

How does liquid cooling affect the performance of synchronous motors in continuous duty cycles?

The liquid cooling increases thermal efficiency which allows the motor to sustain higher torque output without overheating. The design also improves lifespan in demanding industrial applications.

How does a high maximum current rating impact drive selection?

The high current requires a compatible drive that can safely supply peak load conditions. The proper drive pairing prevents trip faults and maximizes dynamic performance.

What is the practical effect of 16 signal periods in a Hiperface encoder?

The multiple signal periods provide finer resolution for motion control systems. The result is more precise positioning and smoother speed regulation.

What are the implications of continuous torque at standstill for industrial use?

The ability to maintain torque without motion benefits holding and pressing applications. The motor delivers force stability in tasks like clamping or forming.

Why is Bosch Rexroth Indramat’s MSK071D-0450-FN-S3-UG0-NNNN motor suitable for demanding automation systems?

The motor combines high torque density with precise feedback and advanced cooling. The features support applications where reliability and continuous output are critical.

MSK071D0450FNS3UG0NNNN

MSK071D 0450 FN S3 UG0 NNNN

MSK-071D-0450-FN-S3-UG0-NNNN

MSK71D-0450-FN-S3-UG0-NNNN

Internal Product Review

The MSK071D-0450-FN-S3-UG0-NNNN motor from Bosch Rexroth Indramat combines liquid cooling with a Hiperface encoder offering 16 signal periods. With 20 Nm continuous torque at standstill and a maximum torque of 66 Nm it fits demanding automation tasks. Its plain shaft and 3 200 mH winding inductivity make it reliable for packaging lines machine tools.

Warranty

1-year-warranty
Indramat USA 1 Year Warranty

Repair

product repair We offer a repair service for the MSK071D-0450-FN-S3-UG0-NNNN.
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