A power converter adapted to directly convert polyphase AC power to AC power, the power converter comprising: a converter circuit including a plurality of first switching elements (311, 313, 315) that are adapted to be connected to each phase of the polyphase AC power to enable switching for turning on current-carrying bidirectionally and a plurality of second switching elements (312, 314, 316) that are adapted to be connected to each phase of the polyphase AC power to enable switching for turning on current-carrying bidirectionally; and a plurality of condensers (821,..., 826, 831,..., 836) connected to the converter circuit, wherein at least one of the condensers (821,..., 826, 831,..., 836) is disposed between phases of the polyphase AC power applied to the first switching elements (311, 313, 315) and between phases of the polyphase AC power applied to the second switching elements (312, 314, 316)and characterized in that a spatial arrangement is provided by: an arrangement in which terminals of the plurality of first switching elements (311, 313, 315) are arranged in a line and the terminals of the plurality of second switching elements (312, 314, 316) are arranged in a line; and an arrangement in which some condensers (821, 822, 824, 825, 831, 832, 834, 835) of the plurality of condensers (821,..., 826, 831,..., 836) are mounted on angled bus bars (342, 343), which are arranged to be angled relative to the lines that the terminals form. a converter circuit including a plurality of first switching elements (311, 313, 315) that are adapted to be connected to each phase of the polyphase AC power to enable switching for turning on current-carrying bidirectionally and a plurality of second switching elements (312, 314, 316) that are adapted to be connected to each phase of the polyphase AC power to enable switching for turning on current-carrying bidirectionally; and a plurality of condensers (821,..., 826, 831,..., 836) connected to the converter circuit, wherein at least one of the condensers (821,..., 826, 831,..., 836) is disposed between phases of the polyphase AC power applied to the first switching elements (311, 313, 315) and between phases of the polyphase AC power applied to the second switching elements (312, 314, 316)and characterized in that a spatial arrangement is provided by: an arrangement in which terminals of the plurality of first switching elements (311, 313, 315) are arranged in a line and the terminals of the plurality of second switching elements (312, 314, 316) are arranged in a line; and an arrangement in which some condensers (821, 822, 824, 825, 831, 832, 834, 835) of the plurality of condensers (821,..., 826, 831,..., 836) are mounted on angled bus bars (342, 343), which are arranged to be angled relative to the lines that the terminals form. an arrangement in which terminals of the plurality of first switching elements (311, 313, 315) are arranged in a line and the terminals of the plurality of second switching elements (312, 314, 316) are arranged in a line; and an arrangement in which some condensers (821, 822, 824, 825, 831, 832, 834, 835) of the plurality of condensers (821,..., 826, 831,..., 836) are mounted on angled bus bars (342, 343), which are arranged to be angled relative to the lines that the terminals form.