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It looks like the trains through this tunnel will be all-electric. I wonder why they went with a 15kV power system instead of a modern 25kV system? https://en.
by miander 11y ago
It looks like the trains through this tunnel will be all-electric. I wonder why they went with a 15kV power system instead of a modern 25kV system?
https://en.wikipedia.org/wiki/15_kV_AC_railway_electrification https://en.wikipedia.org/wiki/15_kV_AC_railway_electrificati...
https://en.wikipedia.org/wiki/25_kV_AC_railway_electrification https://en.wikipedia.org/wiki/25_kV_AC_railway_electrificati...
- hn9780470248775 11y agoPerhaps for compatibility with the rest of the Swiss rail network?
- miander 11y agoYou're right. There don't appear to be any 25 kV rail systems in Switzerland. https://en.wikipedia.org/wiki/List_of_current_systems_for_electric_rail_traction#15_kV_AC.2C_16.C2.A02.E2.81.843.C2.A0Hz_.2816.7_Hz.29 https://en.wikipedia.org/wiki/List_of_current_systems_for_el...