Pesa Bydgoszcz to supply additional Elf EMUs to Koleje Dolnośląskie, Poland August 7, 2025 | Company News, Europe Company News, Europe News, News Koleje Dolnośląskie (KD), a regional rail operator in the Lower Silesian Voivodeship in Poland, has exercised an option for Pesa Bydgoszcz to supply an additional 10 Elf electric multiple-units (EMUs)... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password