Source google image: http://3.bp.blogspot.com/-ENyHl_aS_7Y/UcDPCk20h7I/AAAAAAAAHtg/FR8_LXXMilk/s1600/D%25C3%25A9marrage+direct+semi-automatique%252C+deux+sens+de+marche.JPG
Schema electrique demarrage moteur deux sens de marche
Source google image: http://3.bp.blogspot.com/-ENyHl_aS_7Y/UcDPCk20h7I/AAAAAAAAHtg/FR8_LXXMilk/s1600/D%25C3%25A9marrage+direct+semi-automatique%252C+deux+sens+de+marche.JPG