The present project will equip 6 vehicles with the ETCS on-board unit, namely 740 430-4, 740 559-0, 740 609-3, 740 655-6, 740 676-2 and 740 843-8. ETCS is a modern and standardised rail safety system that is used to improve the safety and efficiency of rail transport in Europe. ETCS has been developed to replace different national train traffic management systems and improve interoperability between rail networks in different countries.