An arrangement having a network device that is designed for fixing to a contact wire of a current-carrying overhead line, wherein: • the network device has at least one inductive energy generating device that, when the network device is used properly, is arranged and embodied relative to the overhead line such that energy for electrically operating the network device is generated from the induced voltage and the resultant induction current, and, • the arrangement has at least one transceiver that is embodied to receive signals from at least one sensor that to generate operating and/or status parameters of the overhead line and/or of the track system and/or street associated with the overhead line and to transmit the signals to a further transceiver that is not a part of the arrangement, wherein the at least one transceiver of the arrangement is electrically connected to the at least one inductive energy generating device and is therefore be supplied with energy by the at least one inductive energy generating device when the arrangement is used properly, characterized in that • the network device has at least two of the inductive energy generating devices (14.1, 14.2), wherein the at least two inductive energy generating devices (14.1, 14.2), when the network device is used properly, are arranged at different positions with respect to a circumferential direction around the overhead line and/or have different effective cross-sectional surface areas, and/or are arranged such that the magnetic field of the contact wire induces in them electrical voltages of different magnitude, and, • the arrangement has at least one status sensor, or an arrangement of status sensors, that is electrically connected to the at least two inductive energy generating devices (14.1, 14.2) and is embodied to generate signals that each correspond to an electrical operating status of the at least two inductive energy generating devices (14.1, 14.2). • the network device has at least one inductive energy generating device that, when the network device is used properly, is arranged and embodied relative to the overhead line such that energy for electrically operating the network device is generated from the induced voltage and the resultant induction current, and, • the arrangement has at least one transceiver that is embodied to receive signals from at least one sensor that to generate operating and/or status parameters of the overhead line and/or of the track system and/or street associated with the overhead line and to transmit the signals to a further transceiver that is not a part of the arrangement, wherein the at least one transceiver of the arrangement is electrically connected to the at least one inductive energy generating device and is therefore be supplied with energy by the at least one inductive energy generating device when the arrangement is used properly, characterized in that • the network device has at least two of the inductive energy generating devices (14.1, 14.2), wherein the at least two inductive energy generating devices (14.1, 14.2), when the network device is used properly, are arranged at different positions with respect to a circumferential direction around the overhead line and/or have different effective cross-sectional surface areas, and/or are arranged such that the magnetic field of the contact wire induces in them electrical voltages of different magnitude, and, • the arrangement has at least one status sensor, or an arrangement of status sensors, that is electrically connected to the at least two inductive energy generating devices (14.1, 14.2) and is embodied to generate signals that each correspond to an electrical operating status of the at least two inductive energy generating devices (14.1, 14.2).