R911200468 (RD51.1-4B-075-L-C1-FW)

RD51 Drive Control Devices

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The Bosch Rexroth R911200468 (RD51.1-4B-075-L-C1-FW) is a universal drive controller used in industrial control applications, working in concert with appropriate motors. It operates on 380-480 Volts AC three-phase input. At 4 kHz pulse, it provides 75 kW motor output, with peaks at 176 Amps for 60 seconds, producing 89 kVA output. At 8 kHz pulse, it yields 55 kW motor output, peaking at 129 Amps for 60 seconds, for 65 kVA output. It features an integrated brake chopper with 45 kW continuous and 148 kW peak power for 1 second. Further enhancements include 24 volts standby power and an RZC01.1-XN connector. Cool air must flow at a rate of 0.4 m3/s for heat dissipation. Its temperature range is 0-40 degrees Celsius. It is a size class D controller, IP20 certified, vertically mounted in control cabinets, and weighs around 52 kg. Only trained personnel should handle installation and use approved spare parts. Firmware must be separately acquired.