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R911335514 (MSK075E-0300-NN-S2-UG2-RNNN)

MSK IndraDyn S Synchronous Motors

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The Bosch Rexroth R911335514 (MSK075E-0300-NN-S2-UG2-RNNN) Digital Servo Motor falls under the MSK product line with a frame size of 075 and length E. With its winding coded 0300, it operates at 21Nm continuous torque and 14.2A continuous current at 60K overtemperature and 23Nm torque and 15.6A current at 100K overtemperature under convection cooling. The motor achieves a higher continuous torque of 31.5 Nm and continuous current of 21.3 Amps with surface cooling. It has a peak performance of 88 Nm torque and 63.9 Amps current. At 20 degrees Celsius, it has a torque constant of 1.63 Nm/A, voltage constant of 1000 V/1000 RPM, and windings resistance of 0.65 Ohms. The motor, which has a thermal time constant of 29 minutes and maximum speed of 5200 RPM, features four pole pairs, a 30Nm holding brake, an optical singleturn encoder and improved concentricity design. It weighs 24.1 kilograms.

Technical Specifications

Product Line
MSK

Frame Size
075

Frame Length
E

Motor Winding Code
0300

Continuous Torque at 60K (Convection Cooling)
21 Nm

Continuous Current at 60K (Convection Cooling)
14.2 Amps

Continuous Torque at 100K (Convection Cooling)
23 Nm

Continuous Current at 100K (Convection Cooling)
15.6 Amps

Continuous Torque (Surface Cooling)
31.5 Nm

Continuous Current (Surface Cooling)
21.3 Amps

Maximum Torque Output
88 Nm

Peak Current Output
63.9 Amps

Torque Constant at 20°C
1.63 Nm/A

Voltage Constant at 20°C
1000 V/1000 RPM

Winding Resistance at 20°C
0.65 Ohms

Motor Winding Inductance
4.46 millihenry

Number of Pole Pairs
4

Thermal Time Constant
29 minutes

Maximum Speed Rating
5200 RPM

Holding Brake Torque
30 Nm

Motor and Brake Weight
24.1 kilograms

Encoder Type
Optical Singleturn

Shaft Type
Plain Shaft with Sealing Ring

Motor Housing Design
Increased Concentricity and Less Run Out

Common Misspellings

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Warranty
1-year-warranty
Indramat USA 1 Year Warranty
Repair
We offer a repair service for the MSK075E-0300-NN-S2-UG2-RNNN.
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