SNCF 2D2 5500

E 543, with the 'enceinte' nose This class originated on the PO with the two class locomotives of 1925. These had four traction motors, one per axle, driving through Buchli drives and following Swiss practice. They were considered to be more reliable in service than other PO electric locos. The units travelled between overhauls. They were known to be very low vibration locomotives. == Service history ==

A 1946 SNCF film shows 2D2 5550 travelling on the Paris-Le Mans line, noting that 2D2 units delivered before 1942 had over travelled, some over . Post-war, the Paris-Lyon line was electrified and an improved 2-Do-2 class, the was ordered. 35 of these were delivered by 1950, but after this the rigid-framed electric locomotive was replaced by a Co-Co bogie design, the CC 7100. Preservation 2D2 5516 is preserved at Cite du Train. It was put in service in July 1933 and retired in 1978, having travelled over . ==Notes==