The Bosch Rexroth Indramat RD52.1-5B-110-L-V1-FW drive controller from the RD 500 Drive Controllers series is an advanced Converter with a built-in brake chopper, operating at a Nominal Connecting Voltage of 3 x AC 500 V and delivering a Rated Power of 110 kW (110 kW at 4 Hz, 90 kW at 6 Hz). It features a 55 kW continuous brake chopper with 2.5 Ω minimum resistance, forced air cooling, a 24 V standby supply, and size class E construction with IP20 protection. With rated currents of 195 A (4 Hz), 165 A (6 Hz) and 80 A (12 Hz), and Class A1 interference suppression per EN 55011/EN 61800-3, it is ideal for conveyor technology, assembly systems and machine tools in 0–40 °C ambient environments.
Cooling Mode
forced air cooling
Nominal Connecting Voltage
3 x AC 500 V
Rated Power
110 kW
Unit Type
Converter with a built-in brake chopper