CPC H02S 40/42 (2014.12) [H02S 40/32 (2014.12); H05K 7/20909 (2013.01)] | 16 Claims |
1. A photovoltaic inverter comprising:
a cabinet; and
a power module arranged in the cabinet, wherein
the power module comprises an inverter power unit, a first ventilating passage and a second ventilating passage;
the second ventilating passage is isolated from the first ventilating passage;
the inverter power unit is arranged upstream of the first ventilating passage in a direction in which air is inputted;
the first ventilating passage is provided with a first air inlet and a first air outlet; and
the second ventilating passage is provided with a second air inlet and a second air outlet, wherein the second ventilating passage comprises a capacitor cell side passage and a direct current side passage, a capacitor cell is arranged upstream of the capacitor cell side passage, an alternating current power distribution unit is arranged downstream of the capacitor cell side passage, and a direct current power distribution unit is arranged in the direct current side passage.
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