R911289498 (RD52.1-4B-022-L-NN-NN-NN-FW)

Name: R911289498 (RD52.1-4B-022-L-NN-NN-NN-FW)
Brand: Indramat Drives
SKU: RD52.1-4B-022-L-NN-NN-NN-FW
Price: 331.00 USD

RD 500 Drive Controllers

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The Bosch Rexroth R911289498 (RD52.1-4B-022-L-NN-NN-NN-FW) is a vector control converter with a built-in brake chopper, designed for secure cabinet mounting using a 22.5 mm mechanical grid pattern. It utilizes forced air cooling and requires a nominal connecting voltage of 3 x AC 380-480 V, supporting a rated power of 22 kW. The device employs a field-oriented regulation code of 52 and is compatible exclusively with authorized Bosch accessories. Installation and operation must follow detailed instructions to ensure safety, including proper grounding. The unit conforms to EMC standards for noise immunity and emission, provides IP 20 protection per EN 60529, and features a removable user panel. Maximum operational temperatures can reach 50°C with appropriate derating, and 100 mm space should be maintained above and below the unit. Storage should occur in a dry, clean environment away from heat-sensitive equipment. Firmware is supplied separately; hardware modifications are not supported.