(3) the lighting distribution box (board) is not installed firmly, and the elevation does not meet the requirements. When it is installed in a concealed way, the edge around the panel is not close to the wall.

Measures: the elevation shall meet the design requirements. If not specified in the design, the height from the bottom edge of the lighting distribution box to the ground should be 1.5m. The height from the bottom edge of the lighting distribution board to the ground should be 1.8m. The lighting distribution box (board) shall be installed firmly, and the allowable deviation of installation perpendicularity shall not be more than 3mm. In case of concealed installation, there shall be no gap around the distribution box, the edges around the panel shall be close to the wall, and the contact parts between the box and buildings and structures shall be coated with anti-corrosion paint.

Consequence: the installation elevation of lighting distribution box (board) does not meet the requirements, the installation is not firm, and the box is not vertical. When the panel is concealed, the edges around the panel do not cling to the wall, affecting the use function, and the appearance is not good.

Kevin

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