Tubular bus current-carrying capacity testing device

The utility model discloses a tubular bus current-carrying capacity testing device. The tubular bus comprises a core-penetrating type current generator, a core-penetrating type current transformer, atleast two tubular bus bodies, a connecting busbar and a flexible connector, wherein the connecting bus bar is connected with the straight-through current generator and the straight-through current transformer, each tubular bus bar body is connected with the connecting bus bar through flexible connection, the two tubular bus bar bodies are also connected through flexible connection, each tubular bus bar body is provided with four temperature measuring points, three of the four temperature measuring points are conductor temperature measuring points, and one of the four temperature measuring points is a sheath temperature measuring point; two temperature measuring points are arranged on the flexible connection between the tubular buses, one temperature measuring point is directly arranged onthe flexible connection c