Novel three -phase inverter circuit

The utility model provides a novel three -phase inverter circuit, is including three bridge arm inverter circuit and the LC filter circuit that connect gradually, three bridge arm inverter circuit include the three bridge arm inverter circuit that are used for output alternating voltage of two the complete symmetries in load both sides, LC filter circuit includes the completely filter circuit whois used for near the harmonic in filtering switching frequency of symmetry of the left and right sides, three bridge arm inverter circuit's input termination is to driver chip's output port, the inputof three -phase bridge inverter circuit's output termination to LC wave filter, LC filter outlet end connects to the three -phase load, and the three -phase load both sides connect the electric pressure that is used for reducing inverter circuit direct current side to two complete symmetrical filter circuit and three bridge arm inverter circuit in proper order, and the harmonic distortion who reduces output voltage is rat