RD52.1-4B-022-D-V1-FW, Bosch Rexroth Indramat, RD 500 Drive Controllers inaugurates a new benchmark in precision AC drive conversion with its robust architecture and advanced control electronics. This RD52.1-4B-022-D-V1-FW unit from the RD 500 Drive Controllers line delivers seamless integration between induction and synchronous motor applications while upholding industry-leading safety standards. Manufactured with silicon- and asbestos-free materials, the drive meets stringent environmental and health regulations without compromising durability. An integrated operator panel featuring pressure-sensitive keys and a four-line display provides real-time status feedback and parameter adjustment at the control cabinet door.
Featuring a Nominal Connecting Voltage range of 3 x AC 380–480 V and a Rated Power of 22 kW, this converter sustains heavy-duty performance in demanding industrial processes. Thermal management is handled by a plug-through cooler mechanism, complemented by a built-in brake chopper for efficient energy recuperation during deceleration. The unit supports both traditional induction and high-precision synchronous motors, enabling versatile application across conveyor, packaging, and assembly systems. Its modular electronics architecture simplifies maintenance and allows firmware updates via an onboard interface.
Designed for seamless integration into existing automation networks, the RD52.1-4B-022-D-V1-FW drive controller offers consistent reliability even at ambient temperatures up to 40 °C. The combination of a compact footprint and enhanced diagnostics reduces commissioning time and minimizes unplanned downtime. With globally backed warranty support, this drive controller ensures sustained operational efficiency and rapid return on investment in high-throughput production environments.
Cooling Mode
plug-through cooler
Nominal Connecting Voltage
3 x AC 380-480 V
Rated Power
22 kW
Unit Type
Converter with a built-in brake chopper