| 摘要 |
<p>The present invention relates to a distribution board which includes an inner cabinet which includes an electrical device mounting space to mount a plurality of electrical devices inside and an inner through hole on a sidewall thereof, an outer cabinet which is arranged on the outside of the inner cabinet to form a cooling space between the inner cabinet and the outer cabinet and includes an outer through hole in a sidewall located on a position corresponding to the inner through hole, a door which is rotationally connected to the outer cabinet and opens or closes the electrical device mounting space of the inner cabinet, an opening and closing plate which opens and closes the outer through hole, a plate driving unit which is arranged in the cooling space, is connected to the opening and closing plate, and drives the opening and closing plate, and a blower fan unit which is arranged in the cooling space between the inner through hole and the outer through hole.</p> |
