ZMCS is a new type of low-voltage switchgear developed by our company through the introduction of advanced technology from foreign products. It is suitable for power distribution systems in industries such as power plants, petroleum, chemical, metallurgical, textile, and high-rise buildings. It is used in large-scale power plants, petrochemical systems, and other places with high automation and computer interface requirements. As a low-voltage complete distribution device for power generation and supply systems with a three-phase AC frequency of 50 (60) Hz, rated working voltage of 380V (400V), (660V), and rated current of 4000A and below, it is used for centralized control of electric motors and reactive power compensation.