EntityQ59384080· pop 8· linked from 210 articleselectronic interlockingSign in to savedesign of a signalling box for controlling railway operations without mechanical switches or relaisConnectionsGermanyCountryNorwayCountryDenmarkConceptcomputerEntityEuropean UnionConceptsemiconductorEntitymechanicsEntityChannel TunnelEntityIPv6EntityrelayEntityDeutsche BahnEntityAlstomEntityThales GroupEntityInternational Union of RailwaysEntityrailway signalEntityWestinghouse Electric CorporationEntityEuropean Union Agency for RailwaysEntityBritish RailEntityALSTOM Transportation GermanyEntityEuropean Train Control SystemEntityCategoriesInterlocking systemsRail infrastructure