Automatic transfer switch is one of adopted international ATSE technology developed by our company. It is suitable for power supply system with rated insulating voltage is AC800V, rated working voltage is AC240/415V, and below DC250V, and AC 50Hz/60Hz, rated working current is 16A-3200A of two-path. The transfer switch and the matching intellect display, they are main used for high building, the post and communication, coal mining, shipping, military facilities industrial assembly line etc the situation of need the interruption power supply