Aisikai Skz Automatic Transfer Switch Cabinet 630A-3200A Floor-Mounted Type with ATS Controller. It can be adapted to a variety of complex power grid environments. The rated ultimate short-circuit current is as high as 180kA. When a short-circuit fault occurs in the power system, it can quickly cut off the fault current. The rated current of the copper busbars covers a wide range, which can meet the power transmission requirements of high-power loads. Highly durable, the electrical service life reaches 6,000 operations. The mechanical life reaches 10,000 times.