Lvivelectrotrans unveils first refurbished Tatra KT4 tram June 20, 2016 | Europe News Lvivelectrotrans, the operator of the Lviv Tramway in Ukraine, has unveiled the first refurbished Tatra KT4 tram and announced that the second is 70 per cent complete. The trams were supplied by Czech... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password