Product Description

The Bosch Rexroth RD52.1-4N-075-D-NN-FW is an advanced and universal three-phase drive controller. It is designed for industrial applications that require motor control. The rated output of the drive controller is 75 kilowatts, and it can handle 200% overload for 0.5 seconds and 170% overload for 1 second. The RD52.1-4N-075-D-NN-FW is based on a converter rated for three-phase AC input at 380 to 480 Volts AC. The drive converter does not include a brake chopper. Additional functions are not support by the RD52.1-4N-075-D-NN-FW drive. To ensure that the required features are available, the firmware has to be ordered separately. The type label on the drive lists important specifications and can be used to verify that the correct equipment is received. The type label can also be helpful when replacement parts need to be ordered.

The technical data for the RD52.1-4N-075-D-NN-FW vary with the pulse frequency. At 4 kilohertz, the rated motor output is 75 kilowatts, the rated current output is 135 Amps, the peak current output for 1 second is 230 Amps, and the rated output is 89 kVA. At 8 kilohertz, the rated motor output is 55 kilowatts, the rated current output is 99 Amps, the peak current output for 1 second is 168 Amps, and the rated output is 65 kVA. The RD52.1-4N-075-D-NN-FW is fitted with a plug through cooler and weighs 49 kilograms. The minimum air flow requirement is 0.4 cubic meters per second. The power dissipated as heat by the RD52.1-4N-075-D-NN-FW during operation is 2.3 kilowatts. The controller features a radio interference suppression filter. Protection category of the controller is IP 20 and it can be cabinet mounted for improved protection. This product can be shipped globally with a one year warranty period from Wake Industrial.