. com ▁▁▁ ▁Category : 2 0 1 4 ▁Brazil ian ▁television ▁seasons ▁Category : Master Che f ▁( B raz ilian ▁TV ▁series ) <0x0A> </s> ▁The ▁F S ▁E . 6 3 6 ▁is ▁a ▁class ▁of ▁Italian ▁art ic ulated ▁electric ▁locomot ives . ▁They ▁were ▁introduced ▁in ▁the ▁course ▁of ▁the ▁ 1 9 4 0 s ▁until ▁the ▁ 1 9 6 0 s , ▁and ▁have ▁been ▁de comm ission ed ▁since ▁ 2 0 0 6 . ▁They ▁have ▁been ▁one ▁of ▁the ▁most ▁numerous ▁Italian ▁locomot ive ▁group , ▁and ▁have ▁been ▁widely ▁employed ▁during ▁their ▁long ▁career , ▁ha uling ▁every ▁type ▁of ▁train , ▁r anging ▁from ▁fre ight ▁to ▁long ▁range ▁passenger ▁services . ▁Their ▁introduction ▁also ▁saw ▁the ▁employ ment ▁of ▁some ▁revolution ary ▁( for ▁the ▁time ) ▁design ▁concepts , ▁such ▁as ▁the ▁art ic ulated ▁car body ▁and ▁the ▁three ▁bog ies ▁scheme . ▁ ▁History ▁▁ ▁The ▁E . 6 3 6 ▁was ▁designed ▁to ▁overcome ▁the ▁problems ▁showed ▁in ▁the ▁ 1 9 3 0 s ▁by ▁both ▁the ▁E . 6 2 6 ▁multi - pur pose ▁and ▁E . 3 2 6 ▁high - speed ▁locomot ives , ▁in ▁order ▁to ▁better ▁handle ▁the ▁increasing ▁railway ▁traffic ▁in ▁Italy . ▁ ▁The ▁E . 6 3 6 ▁was ▁the ▁first ▁Italian ▁locomot ive ▁adopt ing ▁the ▁Bo - Bo - Bo ▁configuration ▁with ▁ch ass is ▁divided ▁into ▁two ▁art ic ulated ▁parts ▁pivot