The Bosch R911287620 (MHD115B-058-NP0-AA) is a sophisticated industrial servo motor, capable of operating through two separate cooling methods: natural convection or surface cooling. Utilizing either ambient airflow or forced air from a cooling fan, the cooling method of this unit depends upon the specific application requirements. Performance specifications vary depending upon the cooling method used, but the unit can reach a maximum rated speed of 6000 RPM and a maximum torque output of 160 Nm. Notably, this motor does not come equipped with a holding brake. Weighing in at 40kg, the motor is equipped with a power connector to side A, digital servo feedback, and a main shaft with a keyway and seal. With an IP65 protection category, the motor is mounted via screws fixed into the flange holes, boasting a flange size of 192mm and a shaft length of 80mm. Overall motor length is approximately 431mm, and should only be handled by qualified personnel.