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R911318310 (MSK071D-0300-NN-S1-UP1-NNNN)

MSK IndraDyn S Synchronous Motors

Rated 4.9 stars (4 total reviews)
  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 MPN R911318310 (MSK071D-0300-NN-S1-UP1-NNNN) is an IndraDyn S synchronous servomotor with natural convection cooling and a shaft with keyway. It incorporates a single-turn optical Hiperface encoder with 128 signal periods and a rotatable 240° connector. The unit features a length D, size 071 design, and a 23 Nm electrically-released holding brake. This motor delivers a continuous torque of 20.0 Nm and a continuous current of 10.7 A at standstill (100 K), with maximum values of 66.0 Nm torque and 40.5 A current. The motor employs a winding code of 0300 and has a winding inductivity of 10,700 mH. Rated for IP65 protection, the housing is standard and prevents oil leakage and bearing damage. Operational temperature range is 0 to 40°C, and the unit weighs approximately 18 kg.

Technical Specifications

Motor Type
Synchronous Servo Motor

Enclosure Type
Standard

Bearing Protection
Shaft seal and keyway

Power and feedback connectors
Rotatable 240 degrees in either direction

Cooling Type
Natural Convection

Operating Temperature
0 to 40 degrees Celsius

Protection Class
IP65

Weight
18 kilograms

Encoder
Singleturn Optical Encoder with Hiperface support.

How does the MSK071D-0300-NN-S1-UP1-NNNN simplify drop-in replacement in modular machine platforms?

Its standard housing envelope and keyed shaft design allow direct mechanical swaps. This enables seamless mechanical fitment into existing MSK071D mounting schemes without adapter components.

Is this motor capable of reliable brake engagement under fluctuating vertical loads?

It includes an electrically released holding brake rated at 23 Nm. That ensures consistent static torque retention under gravitational load or during power-down safety holds.

How does the MSK071D-0300-NN-S1-UP1-NNNN maintain encoder signal quality over long machine cycles?

It uses a singleturn optical encoder with 128 signal periods via Hiperface. This provides high-resolution position data for smooth commutation and closed-loop speed accuracy.

Can this motor operate thermally stable in enclosed, fanless control cabinets?

It relies on natural convection cooling for thermal dissipation. This eliminates moving parts, reduces maintenance, and ensures predictable performance in sealed or passive airflow environments.

How does winding inductance influence current behavior in variable-speed tool systems?

With 10,700 mH inductance, it suppresses current ripple during acceleration ramps. This smooths torque output and minimizes controller stress across a wide operating speed range.

MSK 071D-0300-NN-S1-UP1-NNNN

MSK-071D-0300-NN-S1-UP1-NNNN

MSK071D 0300 NN S1 UP1 NNNN

MSK071D-0300-NN-S1-UP1

MSK071D0300NNS1UP1NNNN

MSK07ID-0300-NN-SI-UPI-NNNN

MSKO71D-0300-NN-S1-UP1-NNNN

MSKO71D-O3OO-NN-S1-UP1-NNNN

MSK71D-0300-NN-S1-UP1-NNNN

Internal Product Review

The model MSK071D-0300-NN-S1-UP1-NNNN is a compact synchronous servo motor from Bosch Rexroth. It is designed with a keyed shaft for secure torque transfer. It features natural convection cooling, 10.7 A continuous current, 66.0 Nm peak torque, and a 240° rotatable Hiperface encoder. Its 23 Nm electrically released holding brake ensures safe, stable load retention.

Warranty

1-year-warranty
Indramat USA 1 Year Warranty

Repair

product repair We offer a repair service for the MSK071D-0300-NN-S1-UP1-NNNN.
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