Introduction. The paper considers the operation of interregional express trains operated by electric motor-car rolling stock whose route partly runs along non-electrified sections. These sections have electric trains hauled by a passenger diesel locomotive that also supplies electricity for the electric train auxiliary needs and the cabin microclimate system. https://www.bekindtopets.com/flash-grab-Red-Dragon-Airwing-Dart-Flights-Standard-Black-Grey-amazing-save/