Source google image: https://s2.lmcdn.fr/multimedia/1f1400905684/74e854bd1ec6/installer-delesteur-01-zoom.jpg?$p=hi-w600
Schema delesteur electrique
Source google image: https://s2.lmcdn.fr/multimedia/1f1400905684/74e854bd1ec6/installer-delesteur-01-zoom.jpg?$p=hi-w600