Abstract: Electrical equipment EE arranged in the roof of an electrically driven railway vehicle, said vehicle being equipped with at least one pantograph (2) and a roof line L conveying the current, received from an catenary line (1), from the connection to said pantograph (2) to the electrical driving devices (4) of the vehicle, said electrical equipment EE comprising a circuit-breaking device (3) for protecting said electrical driving devices and being arranged on a mechanical support (40), characterized in that said electrical equipment EE comprises a measuring device DM comprising at least means (33) for measuring the amperage of the current transmitted from the catenary (1) to the roof line L, which means are arranged on said mechanical support (40), and in that said electrical equipment EE comprises a computer (D) which controls the actuation of said circuit-breaking device (3).

Abstract: Electrical equipment EE arranged in the roof of an electrically driven railway vehicle, said vehicle being equipped with at least one pantograph (2) and a roof line L conveying the current, received from an catenary line (1), from the connection to said pantograph (2) to the electrical driving devices (4) of the vehicle, said electrical equipment EE comprising a circuit-breaking device (3) for protecting said electrical driving devices and being arranged on a mechanical support (40), characterised in that said electrical equipment EE comprises a measuring device DM comprising at least means (33) for measuring the amperage of the current transmitted from the catenary (1) to the roof line L, which means are arranged on said mechanical support (40), and in that said electrical equipment EE comprises a computer (D) which controls the actuation of said circuit-breaking device (3).

Abstract: Switching device (D) disposed on an electrically powered vehicle, able to switch, by rectilinear displacement of a contact means (52) by means of a drive means (60), indiscriminately in the two directions, between a first state in which the said contact means (52) establishes an electrical connection between a first individual terminal (I1) and a common terminal (Co) and a second state in which the said contact means (52) establishes an electrical connection between a second individual terminal (I2) and the said common terminal (Co), the said switching device (D) being characterised in that the said individual terminals (I1, I2), the said common terminal (Co) and the said contact means (52) are disposed within one single insulator (14).