Product Description

The RD51.1-4N-110-D-NN-FW is a VFC converter drive manufactured by Bosch Rexroth Indramat and intended for the monitoring and control of electric motor models. This unit comes equipped with a regenerative 3-phase AC power supply module rated at 380 - 480 Volts ± 10%. Its line frequency is 50/60 Hz. The design of this model is devoid of a brake chopper. By power code designation, the RD51.1-4N-110-D-NN-FW features a rated power of 110 kW. In addition, the cooling mechanism adopted by this REFUdrive 500 unit is the plug-through cooler connection type. This device weighs 71 kg, and its size class is E.

The parameterization and control of the RD51.1-4N-110-D-NN-FW are executed via the high-performance REFUwin software tool. Like other REFUdrive 500 equipment, it conforms with the EN 50082-2 noise immunity specifications. This unit is also equipped with a removable graphics display on its operator panel. At nominal equipment ratings, the operating efficiency of the RD51.1-4N-110-D-NN-FW is about 97 to 98 %. The ingress protection category of this converter drive conforms with IP 20. Also, the maximum admissible installation altitude of this unit is 1000 meters (3,300 ft) ASL. Above 1000 meters, it experiences a power reduction of 1.7% per 330 ft (100 m).

The RD51.1-4N-110-D-NN-FW conforms with the 3K3 environmental classification, and its noise immunity/radio interference degree is A1, as per EN 61800-3. Its contamination level is 2. During use, the acceptable environmental temperature range is 32 - 104 degrees F (0 - 40 degrees C). The non-condensing air humidity rating of the RD51.1-4N-110-D-NN-FW converter drive is less than 85% at 28 degrees C (82 degrees F). This product can be shipped globally with a one year warranty period from Wake Industrial.