High-power electric-arc-explosion-preventing rectifier
An anti-arc, high-power technology, applied in the direction of AC power input conversion to DC power output, output power conversion devices, electrical components, etc., can solve the problem of voltage breakdown of insulating materials, arc cannot be automatically extinguished, and material insulation level is reduced. problems, to achieve the effect of reliable and stable insulation, compact structure, and less land occupation
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[0010] A high-power arc explosion-proof rectifier, including a sealed steel shell 1, an AC inlet copper bar 2, a current-sharing connection copper bar 3, a transformer oil insulation online detector 6, an overvoltage absorption protection device 8, and a high-power silicon element 9 , Fast fuse 10, DC outlet copper bar 7, characterized in that the fast fuse 10 is an oil-immersed type, and the fast fuse 10 is connected in series with the high-power silicon element 9 to form a rectifier assembly, and is installed in the sealed steel shell 1. Each rectifier component is connected to the AC inlet copper bus 2 and DC outlet copper bus 7 on the sealed steel shell 1 through the current-sharing connection copper bus 3 to form the main circuit of the silicon rectifier, and the sealed steel shell 1 is filled with transformer oil 11; The transformer oil insulation online detector 6 is installed on the sealed steel shell 1 and immersed in the transformer oil 11; the sealed steel shell 1 is ...
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