A converter device series-derivation with earthing. (Machine-translation by Google Translate, not legally binding)

摘要

A connecting device in series with a ground connection, which allows interposing in a single-phase or two-phase electric circuit, an electrical device in series or derivation with said circuit, characterized in that it comprises the combination of a serial terminal constituted in two parts - male and female - and each of the inner ends of these two adjacent parts is provided with its own connecting member for the conductor that goes to the apparatus to be controlled, in series with the thread corresponding to this terminal or spigot; a phase continuity terminal with male and female in one piece and with a screw connection to the bottom of the hole in the female part and finally, a ground terminal also divided in two parts to allow the suppression of the tang when this shot is not necessary. (Machine-translation by Google Translate, not legally binding)