Source google image: https://i.pinimg.com/236x/83/8d/fe/838dfe79eb999656f90b38b81e987acd–electrical-wiring-electro.jpg
Schema electrique interupteur simple
Source google image: https://i.pinimg.com/236x/83/8d/fe/838dfe79eb999656f90b38b81e987acd–electrical-wiring-electro.jpg