A device for preventing the explosion of an electric transformer.

Abstract

Device for preventing the explosion of an electric transformer 1 equipped with a tank 2 filled with combustible coolant fluid, including a pressure relief element 15 to decompress the tank 2, a reservoir 18 arranged downstream of the pressure relief element 15 and at least one stopper valve 20 on the reservoir 18 such that the reservoir 18 is hermetic in order to collect a fluid that passes through the pressure relief element 15.