Before revision: Electrification system Voltage Minimumtemporary Minimumpermanent Nominal Maximumpermanent Maximumtemporary 600V DC 400V 400V 600V 720V 800V 750V DC 500V 500V 750V 900V 1,000V 1,500V DC 1,000V 1,000V 1,500V 1,800V 1,950V 3kV DC 2kV 2kV 3kV 3.6kV 3.9kV 15kV AC, 16.7Hz 11kV 12kV 15kV 17.25kV 18kV 25kV AC, 50Hz (EN 50163) and 60Hz (IEC 60850) 17.5kV 19kV 25kV 27.5kV 29kV Direct current Overhead lines The LGV Sud-Est in France is electrified using overhead lines The Angers tramway in Angers, France uses overhead lines, in common with many other modern tram systems 1,500V DC is used in Japan, Indonesia, Hong Kong (parts), Ireland, Australia (parts), France (also using , the Netherlands, New Zealand (Wellington), Singapore (on the North East MRT Line ), the United States (Chicago area on the Metra Electric district and the South Shore Line interurban line and Link light rail in Seattle, Washington).
After revision: Electrification system Voltage Minimumtemporary Minimumpermanent Nominal Maximumpermanent Maximumtemporary 600V DC 400V 400V 600V 720V 800V 750V DC 500V 500V 750V 900V 1,000V 1,500V DC 1,000V 1,000V 1,500V 1,800V 1,950V 3kV DC 2kV 2kV 3kV 3.6kV 3.9kV 15kV AC, 16.7Hz 11kV 12kV 15kV 17.25kV 18kV 25kV AC, 50Hz (EN 50163) and 60Hz (IEC 60850) 17.5kV 19kV 25kV 27.5kV 29kV Direct current Overhead lines The LGV Sud-Est in France is electrified using overhead lines The Angers tramway in Angers, France uses overhead lines, in common with many other modern tram systems 1,500V DC is used in Japan, Indonesia, Hong Kong (parts), Ireland, Australia (parts), France (also using , the Netherlands, New Zealand (Wellington), Singapore (on the North East MRT line ), the United States (Chicago area on the Metra Electric district and the South Shore Line interurban line and Link light rail in Seattle, Washington).