Source google image: http://mcre.us/wp-content/uploads/2018/09/schema-installation-electrique-d-une-maison-liste-de-plans-lectriques-la.jpeg
Different schema electrique
Source google image: http://mcre.us/wp-content/uploads/2018/09/schema-installation-electrique-d-une-maison-liste-de-plans-lectriques-la.jpeg