FIELD: transport.
SUBSTANCE: invention can be used as electric power source for auxiliary communication and control systems of unelectrified rolling stock. It comprises magnetically-soft material base fitted on wheel pair axle face to accommodate magnets. Besides it comprises winding coiled on elements made from magnetically soft material, made from current conducting wire, arranged fixed and spaced relative to aforesaid base. Note here that windings output terminals are connected to generator current collector.
EFFECT: uninterrupted electric power supply of rolling stock loads.
5 cl
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