06-05-2016, 11:09 AM
25kV on trains is AC. I think the highest DC voltage used on trains anywhere is 3000V.
Don't know how sulphur hexafluoride switchgear fares on DC.
Don't know how sulphur hexafluoride switchgear fares on DC.
www.borinsky.co.uk Jeffrey Borinsky www.becg.tv







