is a Luxembourgian railway line
connecting Luxembourg City
to the west of the country, leading to Kleinbettingen
and on to Arlon
, in south-eastern Belgium
. The terminus at the eastern end is Luxembourg railway station
. It is designated, and predominantly operated, by Chemins de Fer Luxembourgeois
It is electrified at the Belgian voltage of 3kV DC, not at the Luxembourgian voltage of 25kV AC.