Class 644 went into service 1999 on diesel lines around Köln/Cologne, it's equipped for high platforms (760 mm) and has a powerful diesel-electric drive for good acceleration. RegionalExpress train of two 644 units in Köln Messe Deutz, 2013-08-01.<p>
<a href="mailto:tbk.uncia@gmail.com">tobias b k&ouml;hler</a>