jkwdthe series reactive power automatic compensation controller adopts stn type full-view lcd segment code (chinese/english) liquid crystal display, 12-way reactive power compensation (a/b) type control output, fuzzy control theory, classic from original, advanced control theoretically, the utilization efficiency and lifespan of the controlled device are improved. small and exquisite streamlined appearance and fully pluggable terminal design provide users with quick installation and debugging.