Austria 15 kV (16 2/3 Hz)
3 kV (DC)
6.5 kV (25 Hz)
Belgium 25 kV (50 Hz)
1.5 kV (DC)
15 kV (16 2/3 Hz)
Bulgaria 25 kV (50 Hz)
Czech Rep. 25 kV (50 Hz)
3 kV DC
Denmark 25 kV (50 Hz)
1.5 kV (DC)
Estonia 3 kV (DC)
Finland 25 kV (50 Hz)
France 25 kV (50 Hz)
15 kV, (16 2/3 Hz)
3 kV (DC)
1.5 kV (DC)
0.75 kV (DC)
Germany 25 kV (50 Hz)
15 kV (16 2/3 Hz)
0.8 kV (DC)
Greece 25 kV (50 Hz)
Hungary 25 kV (50 Hz)
Ireland 1.5 kV (DC)
Italy 25 kV (50 Hz) ?
3 kV (DC)
Latvia 3 kV (DC)
Lithuania 25 kV (50 Hz)
Macedonia 25 kV (50 Hz)
Netherlands 1.5 kV (DC)
Norway 15 kV (16 2/3 Hz)
Poland 3 kV (DC)
0.6 kV (DC)
Portugal 25 kV (50 Hz)
1.5 kV (DC)
Romania 25 kV (50 Hz)
Russia 25 kV (50 Hz)
3 kV (DC)
Slovakia 25 kV (50 Hz)
3 kV (DC)
1.5 kV (DC)
Slovenia 25 kV (50 Hz)
15 kV (16 2/3 Hz)
3 kV (DC)
Spain 25 kV (50 Hz)
3 kV (DC)
1.5 kV (DC)
Sweden 15 kV (16 2/3 Hz)
Switzerland 15 kV (16 2/3 Hz)
Turkey 25 kV (50 Hz)
Ukraine 25 kV (50 Hz)
3 kV (DC)
UK 25 kV (50 Hz)
0.75 kV (DC)
0.63 kV (DC)
660/750 V (DC) (Third rail)
