SNCF Class BB 27300 SNCF Class BB 27300 The SNCF Class BB 27300 is an electric locomotive. There are 67 BB 27300 locomotives, built as part of the Prima range by Alstom. The first BB 27300 were delivered starting in 2006. Painted in the blue and white livery of Transilien, the brand name for the SNCF network around Paris, these locomotives are the passenger equivalent of the freight-only SNCF Class BB 27000 and are equipped for push-pull operation on suburban passenger services in the Île-de-France region around Paris, working with refurbished VB2N double-deck carriages. The power of the locomotive is . The locomotive is
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