the class 220 "voyager" is a class of diesel-electric high-speed multiple-unit trains built by bombardier transportation for the british train operating company virgin trains, but are now operated by crosscountry. they are air-conditioned throughout, with powered doors and a top speed of . they were introduced to replace the thirty-year-old high speed train and class 47 fleets. the trains were built between 2000 and 2001 and the first train entered service on 5 june 2001.