SNCF Class BB 10003 locomotive was used as a test machine for operations of the TGV-TMST on 750 V and 3000 V. In 1998 the locomotive was converted back to a non-experimental class - as SNCF BB 15007. (SNCF Class BB 15000) The results were not as good as synchronous motor technology; it was not until the introduction of GTO transistor technology that series production of an asynchronous induction motored locomotive began in France, as the "Eurostar" TGV (1992), and later the BB 36000 "Astride" (1996). SNCF Class BB 10003 The locomotive SNCF BB 10003 was an experimental prototype locomotive converted from a SNCF
SNCF "broken nose" style of electric and diesel locomotives. SNCF is recognized as a leader in eco-mobility with a commitment to become the world’s first operator to offer carbon neutral travel at no extra cost to travelers. SNCF has cut emissions on its cross-channel Paris to London route by 31% in two years by using more electricity from non-fossil fuel sources. SNCF's 39 manufacturing facilities are in the process of “going green” and 9 sites are already ISO 14000 certified. SNCF developed an interactive website to help travelers calculate the environmental impact of their travel choices. In May 2014, the company