Cell interconnection and wrapping:
In this process, all the solar cells that compose a solar panel are interconnected. On the front side, the Busbars are welded to the back side of the next cell and so on.
Junction box and Framed.
The junction box is placed on the back of the solar plate, from where the interconnection terminals come out. In this box are marked the positive and negative of the panel and inside, protected with silicone, are placed the protective diodes.
Finally, the frame is carefully placed and the joints are sealed before the last tests are carried out.