Dynamic transformer protection device is a power automation product which integrates protection, monitoring, control, communication and other functions, and it is a rectifier unit that constitutes intelligent switching equipment. The product has a built-in protection library composed of more than 20 standard protection programs, which has complete and powerful voltage and current analog quantity and primary equipment switching value acquisition function (current measurement is realized by protection ct).

The brands of dynamic transformer protection devices are Schneider Electric, TBEA, Xidian, Baobian Electric, Toshiba Electric, Shunte, Huapeng Transformer and Sanmen.