Installation Of Distribution Box

1. Installation location:

• It should be installed in a well-ventilated, dry place without corrosive gases, flammable substances and high temperature environment as much as possible.

• Avoid installation in gas, smoke, steam, liquid and other harmful media that may cause serious damage.

• The main distribution box should be located in an area close to the power supply, and the distribution box should be installed in an area where electrical equipment or loads are relatively concentrated.

• The vertical distance between the bottom of the fixed distribution box and the ground should be kept safe; the vertical distance between the bottom of the mobile distribution box and the ground should be large.

2. Grounding requirements:

• The distribution box should be properly grounded and the grounding resistance should meet the requirements of the specifications.

• Check whether the metal box door and the metal box body are grounded and bridged with braided soft copper wire.

3. Installation specifications:

• The distribution box should be installed upright and firmly, and the connection between the inlet and outlet pipes of the exposed distribution box and the distribution box should be tight and firm.

• The electrical appliances in the distribution box should be installed on a non-metallic or wooden insulating electrical installation board, and then fastened as a whole in the distribution box.

• The wiring in the distribution box should be arranged neatly and crimped firmly.

4. Other requirements:

• Fully consider the maintenance space and reserve sufficient operating distance. There should be enough space and passages around the distribution box for two people to work at the same time, and no items that hinder operation and maintenance should be piled up.

• The distribution box and switch box should be made of iron plate or high-quality insulating material, and the thickness of the iron plate should maintain a safe distance.