The BB 22200 is a class of electric locomotives in service with the French railways SNCF, built by Alstom between 1976 and 1986. They are a dual voltage version (1500 V DC and 25 kV 50 Hz AC) of the BB 7200 and BB 15000Nez Cassé classes.[a] Cite error: There are <ref group=lower-alpha> tags or {{efn}} templates on this page, but the references will not show without a {{reflist|group=lower-alpha}} template or {{notelist}} template (see the help page).