Source google image: https://www.my-electro.be/published/publicdata/MYELECTRO/attachments/SC/products_pictures/Detail-schema-170-01700_enl.png
Schema electrique permutateur legrand
Source google image: https://www.my-electro.be/published/publicdata/MYELECTRO/attachments/SC/products_pictures/Detail-schema-170-01700_enl.png