ChS6 series

model	builder	build	gauge		career
STL-ChS200	Škoda / Infotrans, YaERZ	1974−1979	1520	SU	RZD STL-ChS200
ChS200	Škoda	1974−1979 (12)	1520	EL	RZD ChS200
50E1	Škoda	1979−1981 (31)	1520	EL	RZD ChS6

model	builder	build	gauge		career
STL-ChS200	Škoda / Infotrans, YaERZ	1974−1979	1520	SU	RZD STL-ChS200
ChS200	Škoda	1974−1979 (12)	1520	EL	RZD ChS200
50E1	Škoda	1979−1981 (31)	1520	EL	RZD ChS6