▁k V ▁AC , ▁and ▁the ▁ 4 8 0 ▁on ▁ 3 ▁k V ▁DC ▁and ▁ 2 5 ▁k V ▁AC ▁( used ▁on ▁new ▁high - speed ▁rail ways ▁in ▁Italy ). ▁Three ▁sets ▁were ▁modified ▁to ▁be ▁capable ▁of ▁addition ally ▁running ▁on ▁ 1 . 5 ▁k V ▁DC ▁for ▁use ▁on ▁Milan - T ur in - L y on ▁services , ▁but ▁have ▁been ▁all ▁re - convert ed ▁to ▁the ▁E TR ▁ 4 6 0 ▁standard ▁and ▁renamed ▁E TR ▁ 4 6 3 . ▁The ▁British ▁class ▁ 3 9 0 , ▁the ▁Sloven ian ▁series ▁ 3 1 0 , ▁the ▁Portuguese ▁Al fa ▁P end ular , ▁the ▁Finn ish ▁Sm 3 ▁and ▁the ▁Spanish ▁Al aris ▁series ▁were ▁all ▁derived ▁from ▁E TR ▁ 4 6 0 . ▁ ▁The ▁train set , ▁designed ▁by ▁G ior get to ▁Gi ug iar o , ▁is ▁used ▁by ▁T ren ital ia ▁for ▁their ▁F rec ci ab ian ca ▁service ▁on ▁several ▁routes ▁across ▁Italy . ▁ ▁The ▁train set ▁has ▁the ▁ability ▁to ▁t ilt ▁by ▁up ▁to ▁ 8 ° ▁when ▁taking ▁corners ▁so ▁as ▁to ▁reduce ▁the ▁effect ▁of ▁cent rif ug al ▁force ▁on ▁the ▁passengers . ▁The ▁passengers ▁remain ▁comfortable ▁even ▁if ▁the ▁train ▁fully ▁takes ▁advantage ▁of ▁the ▁characteristics ▁of ▁the ▁track ▁thanks ▁to ▁the ▁light ness ▁of ▁the ▁construction ▁( only ▁ ▁/ ▁ax le ). ▁Use ▁of ▁the ▁train ▁does ▁not ▁demand