How to install a distribution box and the key points for installing a household distribution box
1. Home distribution boxes are divided into two types: metal casing and plastic casing, with two types: surface mounted and concealed, and the box must be intact and flawless
The wiring busbars inside the home distribution box should be equipped with neutral wires, protective grounding wires, and phase wires respectively, and should be intact and have good insulation
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3. The installation bracket of the air switch should be smooth, unobstructed, and have sufficient space. It should be installed in a dry and ventilated area, without obstacles, and easy to use. Never install the distribution box inside the box to prevent fire hazards.
4. The household distribution box should not be installed too high. Generally, the installation elevation is 1.8 meters for easy operation; The electrical pipes entering the distribution box must be fixed with locking nuts.
5. If the home distribution box needs to have holes, the edges of the holes must be smooth and smooth. When the distribution box is buried in the wall, it should be vertical and horizontal, with a gap of 5-6 millimeters left at the edges. The wiring inside the distribution box should be regular and neat, and the terminal screws must be tightened
6. The incoming lines of each circuit must have sufficient length and no joints. After installation, the names of each circuit must be indicated. After the installation of the household distribution box is completed, any residues inside the distribution box must be cleaned.
How to install a household distribution box? Installation steps
1. When installing a surface mounted distribution box on a wall, it should be fixed with open bolt (expansion pipe bolt). The length of the bolt is generally the sum of the burial depth (75-150mm), the thickness of the box bottom plate, the thickness of the nut and washer, and about 5mm
"Surplus in appearance". For smaller distribution boxes, wood