Source google image: https://angelicaminx.com/wp-content/uploads/2018/05/technique-de-cablage-des-armoires-electriques-plan-electrique-et-schema-electrique-d-une-maison-avec.jpg
Cablage schema electrique
Source google image: https://angelicaminx.com/wp-content/uploads/2018/05/technique-de-cablage-des-armoires-electriques-plan-electrique-et-schema-electrique-d-une-maison-avec.jpg