The three-phase coils of the four-wire four-phase generator are connected in a star configuration, and the neutral point of the three phases is connected to the neutral line Add the three-phase live wire, that! that is, a three-phase, four-wire system.
The generator panel will have three-phase outlets and single-phase outlets. If you do the wiring yourself, you can find three-phase wires and connect them to the three-phase outlets. The neutral point is connected. as the neutral wire, and the neutral wire is used as three-phase wires.