Definition: Types of electric power

Category: Transport

The following types of electric current are in use:

-- AC	25 000 Volts, 50 Hz
	15 000 Volts, 16 2/3 Hz
-- DC	  3 000 Volts
	  1 500 Volts
	     750 Volts
	     660 Volts
	     630 Volts http://ec.europa.eu/eurostat/ramon/statmanuals/files/KS-BI-03-002-__-N-EN.pdf