Brenner Railway is situated at the border between Italy and Austria and also the operational border between the ÖBB and FS networks. The two companies operate different electrical systems, (15,000 V AC at 16.7 Hz in Austria, and 3,000 V DC in Italy), which requires a stop to change electric locomotives. For this reason, for a long time the operation of express trains from Munich to Verona and Milan was carried out with diesel railcars. Until 30 May 1965 was also needed a second engine change in Bolzano station, as the Bolzano–Brenner section still operated under three-phase AC electrification. In recent years
Brenner Railway Brenner Railway The Brenner Railway (; ) is a major line connecting the Austrian and Italian railways from Innsbruck to Verona, climbing up the Wipptal (German for “Wipp Valley”), passing over the Brenner Pass, descending down the Eisacktal (German for “Eisack Valley”) to Bolzano/Bozen, then further down the Adige Valley to Roverto/Rofreit, and along the section of the Adige Valley, called in Italian the “Vallagarina”, to Verona. This railway line is part of the Line 1 of Trans-European Transport Networks (TEN-T). It is considered a "fundamental" line by the state railways Ferrovie dello Stato (FS). The railway line was designed