... bridge rectifying circuit rectifies 3-phase AC to DC, then adjusted by reactive PFC, power factor>0.94;lFunction ... current ,fault alarmlOutput overvoltage protection To prevent the disastrous accident caused by outputting overvoltage to electric consumers, there is overvoltage ... for a long time, and can go back to work automatically after debugging. moduleproject 230D10ZZ-220AC230D05ZZ-3230D20ZZ- ...