| 摘要 |
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). |
