Fire and explosion protection type three phase current lightning protection device

The utility model discloses a fire and explosion protection type three phase current lightning protection device, including being provided with the circuit board of lightning protection circuit, it still includes a lightning protection device shell that adopts the all -metal material to make, the circuit board is installed in the lightning protection device shell. The utility model discloses a fire and explosion protection type three phase current lightning protection device adopts the lightning protection device shell of all -metal material, source defend thunder equipment's circuit board and the whole metal casing that arrange in of components and parts. This metal casing can play fire and explosion protection's effect, increases the security of source defend thunder equipment at the during operation. And it is the shell?structure design is succinct, more convenient in the aspect of the installation maintenance. 本实用新型公开的种防火防爆型三相电源防雷器，包括设置有防雷电路的线路板，其还包括采用全金属材质制成的防雷器外壳，所述线路板安装在所述防雷器外壳内。本实用新型的防火防爆型三相电源防雷器采用全金属