Deflector with full-bridge three-level control

The utility model provides a deflector with full-bridge three-level control, which can carry out reactive power compensation and harmonic filtration. The deflector comprises ports P1 and P2, transformers T1 to T6, power components V1 to V24 and a capacitor C1, wherein the primary sides of the transformers T1 to T3 are connected between the ports P1 and P2 in series, and the secondary sides of the transformers T1 to T3 are connected at the power components V1 to V12; the primary sides of the transformers T4 to T6 are connected on the port P2 in parallel, and the secondary sides of the transformers T4 to T6 are connected at the power components V13 to V24; and the power components V1 to V4, the power components V5 to V8, the power components V9 to V12, the power components V13 to V16, the power components V17 to V20 and the power components V21 to V24 form an alternating/direct full-bridge convertor respectively. The structure of the utility model adopts unitization, and the utility model can adopt multiple superposition in parallel, has the characteristics of high capacity, small volume, convenient installation and maintenance, attractive appearance and the like and is a novel high-voltage reactive and harmonic compensation device and a novel electric network drop and harmonic generation testing device.