Enter the virtual cab and experience a train driver’s operations at the highest level of realism. ZUSI 3 Aerosoft Edition is a train simulation for PCs, the professional version of which is also being used in railway companies for engine driver training. It features accurate prototypical routes, authentic driving and braking physics, prototypical and fully functional signalling, realistic timetables, and many variants of the train protection systems PZB, LZB, and ETCS..