Plug-in type current transformer

The utility model discloses a plug-in type current transformer which comprises three transformer bodies, an adapter and a crystal head, each transformer body is connected with the adapter through a two-core wire, the adapter is connected with the crystal head through a six-core wire, the adapter comprises a shell capable of being opened and closed and a separation part fixedly connected in the shell, and the separation part is arranged in the shell. A partition part is arranged in the shell, the space in the shell is divided into a switching chamber and a winding chamber by the partition part, one end of the shell is provided with a plurality of wire inlets communicated with the switching chamber, the other end of the shell is provided with a wire outlet communicated with the winding chamber, two winding columns are fixedly connected in the winding chamber, and a via hole is formed in the partition part. According to the plug-in type current transformer, the length of the six-core wire between the adapter and