1. Before installing the combiner box, we should carefully check whether the number of the combiner box is consistent with the installation position. We can't install the wrong combiner box at the beginning.

2. When installing the combiner box, the worker should fix all the parts, lines, etc. in the combiner box firmly, and look neat and consistent. If there is a problem in the future, the residents can also maintain it better. And the dust generated during installation should also be cleaned.

3. The normal installation height of the combiner box is within the range of 1.5m to 1.8m, but there should be grounding wire at this time. If the floor mounted combiner box is required, it should be 0.5m to 1m above the ground.

4. The place where the combiner box is installed requires that the home is relatively dry and not easy to have moisture. At the same time, the panel of the combiner box should have a part of the through panel to facilitate future inspection.

5. The iron tools for installing the combiner box shall be prepared in advance, and the exposed combiner box shall be carefully fixed with bolts.

6. The front end of knife switch, fuse and other small electrical appliances in the combiner box should be connected with the power supply, and the bottom port should be connected with the load.