Gewiss JOINON I-ON Serie Installations- Und Bedienungsanleitung Seite 66

Gewiss
If the product is to be installed on a pole (using the accessory GW46551), follow this procedure:
1. Assemble the support brackets on the back plate of the WallBox, as shown below:
2. Position the WallBox on the pole and fix it in place by tightening the locking nuts of the two plates as shown in the figure;
66
Device installation and connection
7.55.4.515.2 - Installation and Operation Manual