The notification concerns a DC traction system where the output of the power transformer (3) through the rectifier (4) and the output filter (5) is connected to the DC traction network. The input of the power transformer (3) is connected by a wave (2),with the input/output of the reservoir (1) of electricity. On the other hand, the input/output of the storage tank (1) of electricity, through at least one separator (6) with the output of DC, shall be connected to the source of electricity.
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