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R911261313 (MKD041B-144-GP1-KN)

MKD Synchronous Motors

Rated 4.5 stars (8 total reviews)
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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 R911261313 (MKD041B-144-GP1-KN) is a synchronous servo motor featuring a shaft with keyway and integrated shaft seal. It includes a holding brake with 2.2 Nm torque, resolver (RSF) feedback for relative position detection, and a motor length code B. The motor delivers a continuous torque at standstill of 2.7 Nm, a maximum torque of 11.3 Nm, and operates at a rated speed of 3000 RPM. The unit supports natural convection cooling, has a flange size of 82 mm, centering diameter of 50 mm, and is equipped with a connection box. Electrical specifications include a winding code of 144, rated output of 0.52 kW, and maximum speed up to 7500 RPM. Usage parameters include a rotor inertia of 1.7 x 10⁻⁴ kg·m², thermal time constant of 30 min, minimum strand cross-section of 1 mm², and operation within 0°C to 40°C ambient temperatures at installation heights up to 1000 m NN.

Technical Specifications

PowerCable
Shielded

DriveControllers
Rexroth

CoolingMode
Natural/Surface

RotorInertia
1.7x10-4kgm²

MaximumTorque
11.3Nm

StrandCrossSection
1mm2

ThermalTimeConstant
30minutes

MaxSpeed
7500min-1

Weight
4.4 kg

MaxMountingHeight
1000metersNN

OperatingTemperature
0°C to 40°C

StorageTemperature
-20 to +80 degrees Celsius

RatedTorque
1.4Nm - 1.5Nm

RatedFrequency
150Hz - 225Hz

RatedVoltage
115V - 170V

RatedCurrency
2.8A - 3.0A

RatedSpeed
3000 Nm - 4500 Nm

Power
0.52KW - 0.88KW

Frequently Asked Questions

Common Misspellings

Internal Product Review

MKD041B-144-GP1-KN is used when repetitive indexing is involved and predictable behaviour is important. The unit stabilizes constant throughput and promotes homogeneous commissioning habits, particularly when production cells rely on muscular wiring and clear thermal suppositions.

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Warranty
1-year-warranty
Indramat USA 1 Year Warranty
Repair
product repair We offer a repair service for the MKD041B-144-GP1-KN.
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