TrainCommunicationNetworkIEC61375-3MultifunctionVehicleBusThisisthevehiclebusstandardizedinIEC61375forinterconnectingrailvehicles1.Applicationsinrailvehicles2.Physicallayer1.ElectricalRS4852.Middle-Distance3.FibreOptics3.DeviceClasses4.FramesandTelegrams5.MediumAllocation6.Clock