The box with 3 outlets is designed to establish up to 6 single phase connections or up to 3 three phase connections at one point of the low voltage aerial bundled network.
The box with 7 outlets is designed to establish the junction of 2 overhead networks and the tap contact of 6 single phase or three phase connections maximum.
These boxes can be installed on a façade or a pole. They can also be used at the network end.