This article relies on a single source. (August 2020) |
| ChS4 | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ChS4 | |||||||||||||||||||
| |||||||||||||||||||
| |||||||||||||||||||
| |||||||||||||||||||
| |||||||||||||||||||
The ChS4 (Czech: ČS4, Russian: ЧС4) is an electric mainline AC passenger locomotive used in Russia, Belarus, and Ukraine.

To overcome some ChS4 shortcomings, in 1971 a modernized version of locomotive was released. It is known as ChS4T in USSR and as 62E in Czechoslovakia.