This series of products is optimized on the basis of YB series of high-voltage flameproof three-phase asynchronous motors, using new technologies, new materials and new processes that have been verified and reliable to further reduce the total motor loss and design, the efficiency of the whole series of motors has reached the national Huimin energy efficiency standard (national Level 2). This series of products has the advantages of compact structure, excellent performance, high reliability, long service life, easy installation and maintenance.

This series of products are mainly suitable for hazardous areas in Zone 1 and Zone 2 with explosive environment. It can be used in petrochemical industry, coal mine, mine, port, power plant, machinery industry and other different industries, used to drive a variety of general machinery, such as fans, compressors, feed pumps, crushers, winches, centrifuges, cutting machine tools, transportation machinery and so on. This series of motor is also suitable for frequency range of 25~50Hz, square torque load as a variable frequency motor.