Source google image: https://www.researchgate.net/profile/Arnaud_Belletoile/publication/281531601/figure/fig103/AS:655108736053262@1533201502694/Schema-electrique-de-lalimentation-des-differents-appareil-dune-station-A-gauche-la.png
Schema appareil electrique
Source google image: https://www.researchgate.net/profile/Arnaud_Belletoile/publication/281531601/figure/fig103/AS:655108736053262@1533201502694/Schema-electrique-de-lalimentation-des-differents-appareil-dune-station-A-gauche-la.png