Mischenko, T.M. 2011. The mathematic stimulation of transient process in a.c. – system “electric-traction network – locomotive” 3. Switching on main power converter in “free play” mode; the analysis of volts and currents in the power supply input system. Science and Transport Progress . 38 (Sep. 2011), 105–109. DOI:https://doi.org/10.15802/stp2011/6816.