Apparatus, instruments and cables for electricity; apparatus and instruments for switching, regulating and controlling the distribution or use of electricity; electric and electronic switching apparatus and control systems for mechanical engineering and plant engineering and construction; apparatus for recording, storage and/or control of the progress of electrical current; apparatus for protecting electric and electronic installations against overcurrent; protective devices against overvoltage or electrical interference; electronic fuses; relays (electric); electrical signal exchanges; housings for electrical switches and parts thereof; electrical switch cabinets; apparatus, equipment and instruments for controlling electricity; electric signalling, measuring, metering, recording, monitoring, control, regulating and switching apparatus; computer programs, namely for recording, accumulating and/or, controlling electric current; electrical controls for motors as well as for electrical, electronic and data processing equipment; control apparatus for motors; devices for analyzing and diagnosing the condition of rail vehicles; electronic control devices for the management of rail and road transport connections; voltage regulators for rail and road vehicles; all the aforementioned products, in particular for fixed or track-mounted and/or built-in installations, for rail vehicles, high-speed and ultra-high-speed rail vehicles, for railroad trains with centralized or distributed propulsion, for railroad trains with or without railcars, for railroad trains with or without hinges, for streetcars, buses, electric vehicles and autonomous vehicles.