SNCF Class T 2000 T 2000s with more fuel-efficient Turmo XII turbines which also offered a power increase from . Unlike T 1000s, the T 2000s' control equipment was also modified so that a coupled set could be operated by a single engineer. One power car, number T 2057, has been preserved at the French National Railway Museum. SNCF Class T 2000 SNCF Class T 2000 trainsets, also known under their French acronym RTG ("Rame à turbine à gaz," i.e., gas turbine trainset), were the second generation of turbine-powered trains in France and saw commercial service from 1972 to 2004. Building on the successful
SNCF Class BB 12000 engines can support a very large overload current of 1800 amps, well over the 1000 amp design. They suffered very little wheel slip; they could pull 1756 tonnes trains on a 10 ‰ grade and 2885 tonnes trains on a 5 ‰ grade. The locomotives had few flaws, none of which related to the electrical components. They had cramped cabins, poor braking and couldn't work as multiple-unit sets. SNCF Class BB 12000 The SNCF Class BB 12000 were electric locomotives operated by SNCF. The first examples arrived on the railway in 1953, operating on the 25 kV 50 Hz line