Product Description

The Bosch Rexroth MSK071D-0300-NN-S2-UG1-RNNN is a digital servo motor. It is designed for convection cooling. The product documentation contains detailed technical data for motor performance under specified ambient conditions. The specified ambient conditions are 0 to 40 degrees Celsius temperature and 0 to 1000 meters altitude. The continuous torque at standstill for 60K overtemperature is 17.5 Nm. The continuous current at standstill for 60K overtemperature is 9.1 Amps. The continuous torque at standstill for 100K overtemperature is 20 Nm. The continuous current at standstill for 100K overtemperature is 10.7 Amps. The motor can also be used with surface cooling. The continuous torque at standstill for 60K overtemperature is 26.3 Nm. The continuous current at standstill for 60K overtemperature is 13.5 Amps. The maximum motor torque rating is 66 Nm and the maximum current rating is 40.5 Amps.

The torque constant for the MSK071D-0300-NN-S2-UG1-RNNN at 20 degrees Celsius is 2.12 Nm/A. The voltage constant at 20 degrees Celsius is 134 V/1000 RPM. The motor winding resistance at 20 degrees Celsius is 1.26 Ohms. The winding inductance is 10.7 millihenry. The leakage capacitance of the motor components is 7.2 nanofarads. Number of pole pairs on the MSK071D-0300-NN-S2-UG1-RNNN are four. The thermal time constant is 54 minutes. Rated speed of the motor is 3800 RPM. The combined weight of the motor and holding brake is 19.6 kilograms. The holding torque of the motor holding brake is 23 Nm. The motor also features an integrated optical singleturn encoder. Housing of the MSK071D-0300-NN-S2-UG1-RNNN motor is designed with increased concentricity and run out. The motor shaft is plain and includes a seal. The connectors on the MSK071D-0300-NN-S2-UG1-RNNN motor are 240 degree rotatable.