Source google image: https://www.legrand.fr/sites/default/files/styles/1222×569/public/schema-cablage-prise-et-prise-precablee-1222×569.jpg?itok=Qvby7gJ0
Schema electrique double prise
Source google image: https://www.legrand.fr/sites/default/files/styles/1222×569/public/schema-cablage-prise-et-prise-precablee-1222×569.jpg?itok=Qvby7gJ0