SNCF S 181 “Z 6181” (year of construction 1971)
Series: Z 6300
Company number: S 181
Type: 2 ‘B’ (ZBD + ZRB + ZRABx)
Year of construction: 1967
Compagnie Électro-Mécanique (CEM) was a French electrical engineering manufacturer based in Paris, Le Havre, Lyon, Le Bourget, Nancy, Dijon. It was a subsidiary company of Brown, Boveri & Cie.
The company produced DC motors, AC motors, generators, turbines, transformers and railway locomotives. Examples of railway locomotives included SNCF Class C 61000 and SNCF Class CC 65500.