The test train (named "Elisa") began tests in late 2001; including ride and noise level measurements, as well as testing of a multisystem "Europantograph", designed to work with all four European overhead electrification systems.
测试列车（名为“Elisa”）于2001年后期开始测试，包括运行测试和噪音水平测量，以及为在4种欧洲电气化规格下运作而设的“Europantograph”系统。