FIELD: transport.
SUBSTANCE: invention to mining vehicle and its power supply. Mining vehicle incorporates rectifier, intermediate constant current circuit and inverter through which electric power is fed to DC motor. At least one auxiliary power supply is connected to said intermediate circuit. Constant voltage converter is connected in between DC intermediate circuit and said auxiliary power supply to adapt voltage level of the latter and to connect auxiliary power supply for supply of power to DC intermediate circuit.
EFFECT: connection of auxiliary power supplies.
11 cl, 2 dwg
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