The RD50 Drive Control Series by Bosch Rexroth Indramat includes a wide range of three-phase drive system devices from the REFUdrive 500 family that can be utilized for different types of synchronous and induction motors. The series includes RD50, RD40, RR50, and RS50 AC Drive Converters, DC Supply Inverters, power supply modules, and drive control devices with a broad variety of configurations. Many devices in this series feature a braking chopper and utilize either forced air or liquid cooling mechanisms. REFUdrive devices operate at various power ratings and nominal connecting voltages. The wide variety of configurations in this series provide for flexible and extensive automation applications that meet quality standards for factory needs.