This train is similar to class 700 of standard gauge. The DMUs-2 class 6520

are less powerful from class 700 and metric gauge. They built on 1991 by 

Greek Shipyards and they have two MAN diesel engines. Photo taken at Loutraki

station on 20-09-94 by Dimitrios Koloniotis. O.S.E use this class in lines

Athina-Loutraki-Nafplio-Kalamata. (railfan@matrix.kapatel.gr).