SNCF Logistics entire Paris-Rouen-Le Havre railway line. In 1925 the company incorporates, becoming the Société des Transports Rapides Calberson. In 1932 France Domicile Transport (FTD) acquires a majority share in the company, and it becomes Société Nouvelle des Transports Rapides Calberson (SNTR). In 1955 it is acquired by the SNCF road transport subsidiary Sceta. With state backing the company expanded, acquiring Schenker France in 1966, and beginning overseas operations. In 1984 the company, as Compagnie Générale Calberson (CGC) had its shares publicly offered on the Paris stock exchange. In 1995 Calberson, along with its overseas operations, as well as the company Bourgey-Montreuil,
SNCF Class BB 15000 with the BB7200 and BB22200 series and have even a great deal in common with cabs of other SNCF locomotives of the 1960s. This class was also the first to introduce the VI ("Vitesse Imposée") cruise control system which is now standard on all SNCF locomotives delivered after 1971. The electrical part consists of a single pantograph (type AM18U) which collects 25 kV from the catenary. Power is passed through a transformer which lowers the tension to about 1500 V AC and a bridge rectifier controlled by thyristors rectify it into DC, which is then fed into the traction motors.