17x units are built for the Romanian State Railways (CFR)
and 22x for industrial companies from 1981 onwards.
- ALCO diesel engine
- axle formula: Co'Co'
- power: 1521 hp (1119 kW)
- tractive effort: 249 kN
- max. speed: 100 km/h
Due to its "qualities", the locomotive is nicknamed "Mula" ("Mulă" in the Transylvanian dialect means a lazy and stupid woman).