| 摘要 |
An electromechanical drive has an a.c. motor provided with a brake, a frequency converter provided with a control unit and supplying the motor, and a transmission gearing connected to the output of the motor. To achieve efficient cooling, the drive is provided with a cooling tunnel housing the motor and the brake; the control unit and the power stage semiconductor switches of the frequency converter are located on the outer walls of this tunnel; and the transmission gear is located in or adjacent the tunnel. |
