The JNC series intelligent power capacitors are mainly composed of two (△ type) or two (Y type) low-voltage power capacitors. They adopt technological achievements such as microelectronics software and hardware technology, micro sensing technology, micro network technology, and electrical manufacturing technology to intelligentize them, achieve low-voltage power reactive compensation, and enable them to work reliably and conveniently with zero switching, protection, measurement signal, online and other functions, It is a major breakthrough in low-voltage power reactive power automatic compensation technology, which can be flexibly used in various occasions of low-voltage reactive power compensation, changing the structural mode of traditional reactive power automatic compensation equipment. It has multiple advantages such as simple structure, easy production, cost reduction, improved performance, and easy maintenance