Today, the distribution box factory will take you to understand what causes the leakage of the distribution box shell under normal circumstances. Now let's have a look!

1. First of all, it is possible that the distribution box was not properly grounded when it was installed.

2. Secondly, it is also possible that the wires inside the distribution box are aging.

3. It may also be the change of the surrounding environment that causes electric leakage in the shell of the distribution box.

The above three points belong to the situation that can cause electric leakage in the shell of the distribution box.