mpo55MAK MODERN LIV POSSIBLE DKRCC.PD.CG0.B7.02 520H7400 Data sheet Differential Pressure Control Types MP 54, MP 55 and MP 55A Features y Wide regulating range yThe MP 55 was the first generation of the rubber tired variant of electric multiple units used on Paris's Métro system. The trains were manufactured by a consortium between Renault,