Safety requirements of distribution box
5. The distribution box and switch box shall be made of steel plate (thickness 1.2-2.0mm) or flame-retardant insulation material. The distribution box is the control
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Requirements And Specifications For Installation Of
In flammable and explosive environments, explosion-proof distribution boxes should be selected and explosion-proof treatment should be carried out.
Embedded Installation Of Distribution Box
When installing the distribution box on the wall with a thickness of 240mm, the back of the box shall be recessed into the wall for not less than 20mm, the back wall shall be nailed with a