speed of the electric
Such systems are primarily supplied to our country from abroad. In particular, the German company "Siemens".
According to the director of development of the transport direction of NPP "Technoproekt" Andrei Nazarov, domestic analogue is capable of operating under more severe conditions, particularly at low temperatures. And it is several times cheaper than the German equipment.
Developments Penza scientists already have over a hundred domestic electric locomotives.