SNCF partial shares in a large number of companies, the majority of which are rail or transport related. These include: "General freight transport": "Passenger transport " "Tickets" "Consulting" "Housing" SNCF The Société nationale des chemins de fer français (SNCF, "French National Railway Company") is France's national state-owned railway company. Founded in 1938, it operates the country's national rail traffic along with Monaco, including the TGV, France's high-speed rail network. Its functions include operation of railway services for passengers and freight, and maintenance and signalling of rail infrastructure. The railway network consists of about of route, of which are high-speed lines and
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