Modular three-phase ac voltage regulating device

Abstract

The utility model provides a kind of modular three-phase ac voltage regulating device, it is related to power electronics field.The voltage regulating device includes upper cover component, sealed cabin partition and power module cabin;The above-mentioned upper cover component includes cover, button box integrated on the above-mentioned cover and terminal sealing cover, the above-mentioned sealed cabin partition is between the above-mentioned upper cover component and the above-mentioned power module cabin, the control panel of the above-mentioned voltage regulating device is sealed and isolated in the sealed space formed by the above-mentioned cover and the above-mentioned sealed cabin partition;The above-mentioned power module cabin includes power module, copper bar connected with the above-mentioned power module, insulating sheath covering the above-mentioned copper bar and the cooling fan for the heat dissipation of the above-mentioned power module;The above-mentioned sealed cabin partition is fixedly connected between the above-mentioned cover, the shell of the above-mentioned power module cabin by sealing element.The voltage regulating device of the application is sealed and integrated by layering, solve the problem of traditional device structure loose, the sealing isolation of control panel improves anti-interference ability and reliability.

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