Koleje Wielkopolskie is a regional rail operator in the Greater Poland Voivodeship of Poland. The company was founded on 29 September 2009 and is fully owned by the local government. Koleje Wielkopolskie began regular passenger services on 1 June 2011.
SA139 of Koleje Wielkopolskie
Image: EN76 028 w pełnej krasie
Image: Zespół trakcyjny 48WE 007 Kolei Wielkopolskiej w Poznaniu październik 2021
Image: Zespół trakcyjny 48WEb 021 na stacji Poznań Krzesiny lipiec 2021
EN57 is an electric multiple unit used by the Polish railway operator (PKP). It was built for suburban and long-distance services. Presently it is used by Polregio, SKM Trójmiasto, Koleje Dolnośląskie, Koleje Śląskie, Koleje Wielkopolskie and Koleje Mazowieckie companies in Poland.
EN57 in the new Polregio livery at Herby Nowe railway station, June 2020
EN57-838ra pulling into Gdańsk, September 1994
Several unmodernised 1st and 2nd generation EN57 units at Poznań Główny railway station in 2009
3rd generation EN57-1947 at Łagiewniki-Borek Fałęcki in 2012