Ceske drahy (CD)
Electric multiple units class 680
Current systems: 3 kV; 15 kV 16,7 Hz; 25 kV AC, 50 Hz

Prototype unit, ie. the first trainset, during very first test runs on the ZZO Cerhenice test circuit on 3 July 2003. The tests started here on 30 June 2003. Photo and scan: Petr Kaderavek (kade@email.cz)