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R911335606 (MSK071C-0300-NN-S3-UP0-NNNN)

MSK IndraDyn S Synchronous Motors

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1 Year Warranty Included
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Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping
The Bosch Rexroth IndraDyn S synchronous servomotor R911335606 (MSK071C-0300-NN-S3-UP0-NNNN) features a keyway output shaft and operates with four pole pairs. This model provides a maximum torque of 44 Nm, a continuous torque at standstill of 14.0 Nm (100 K), and maximum current of 32.9 A with a continuous current at standstill of 8.5 A (100 K). The motor runs up to 5000 rpm, with a winding resistance of 1.60 ohms and inductivity of 10,900 mH, while its torque constant is 1.80 Nm and voltage constant is 110.5 V/1000min-1. The unit employs natural convection cooling, has a rotatable 240° Hiperface capacitive singleturn encoder with 16 signal periods, and does not include a holding brake. It is enclosed to IP65 with insulation class 155 and operates across 0–40°C temperatures and up to 1000 m altitude. Rotor inertia is 0.00173 kgm² and unit weight is 13.9 kg, producing less than 75 dB noise, with a discharge capacity of 4.6 nF. Motor length is C, and motor size is 071.

Technical Specifications

Maximum Torque
44 Nm

Maximum Current
32.9 A

Winding Resistance
1.60-ohm

Voltage Constant
110.5 V/1000min-1

Discharge Capacity
4.6 nF

Output Shaft
Keyways

Rotation Speed
5000 revolutions per minute

Polar Pairs
4

Torque Constant
1.80 Nm

Rotor Moment of Inertia
0.00173 kgm2

Weight
13.9 kg

Noise Level
less than 75 decibels

Relative Humidity
5 to 95%

Absolute Air Humidity
1 to 29 grams per cubic meter

Housing
Standard with IP65 certification

Insulation Rating
155

Ambient Temperatures
0 to 40 degrees Celsius

Elevations
0 to 1000 meters above sea level

Continuous Torque at Rest
18 Nm

Continuous Current Consumption at Rest
11 A

What does a Hiperface interface practically enable compared to purely incremental feedback?

The Hiperface carries absolute position over RS-485 while simultaneously providing analog sin/cos for high-resolution interpolation, so commissioning and homing cycles are faster. Its drive diagnostics and parameter storage in the encoder memory simplifies replacement and maintain traceability.

How should I interpret the 14.0 Nm continuous stall torque and 8.5 A current of MSK071C-0300-NN-S3-UP0-NNNN?

The motor can continuously produce 14.0 Nm at standstill with 8.5 A for assuming adequate ambient conditions and convection. It defines the thermal envelope for sizing holding loads, low-speed machining or indexing duty on this code.

Why is the 240° rotatable encoder connector important on MSK071C-0300-NN-S3-UP0-NNNN?

The swivel range lets installers orient the back shell to relieve bend-radius limits and avoid cable trays for improving EMC and serviceability in crowded cabinets. It also eases right-angle exits on vertical axes with drag chains.

What is the practical effect of 10,900 mH winding inductivity on MSK071C-0300-NN-S3-UP0-NNNN control?

The high inductance filters PWM ripple, reducing current ripple and acoustic noise at mid-frequencies but slows di/dt during sharp transients. Its controller current-loop bandwidth and switching frequency should be tuned accordingly to achieve desired acceleration without overvoltage events.

How does the keyed shaft influence coupling and precision?

The keyway provides positive torque transmission with standard hubs for simplifying repeatable assembly and emergency-stop torque spikes. For low runout applications, specify balanced, interference-fit couplings and verify key-fit tolerances to limit eccentricity and torsional backlash.

MSK071C0300NNS3UP0NNNN

MSK071C 0300 NN S3 UP0 NNNN

MSK-071C-0300-NN-S3-UP0-NNNN

MSK71C-0300-NN-S3-UP0-NNNN

Internal Product Review

The MSK071C-0300-NN-S3-UP0-NNNN servomotor from Bosch relies on natural-convection cooling and possess a keyed shaft design with no holding brake. Its capacitive singleturn feedback connects through a 240° rotatable connector to support precise alignment. This unit offers 14 Nm of stall torque and 44 Nm of peak torque to suit operations in automation lines.

Warranty

1-year-warranty
Indramat USA 1 Year Warranty

Repair

product repair We offer a repair service for the MSK071C-0300-NN-S3-UP0-NNNN.
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