The RVAC ring-network cabinet uses vacuum switch as the breaking device, SF6 gas box-type insulation, compact structure, beautiful appearance, and can coordinate with the surrounding environment. Due to the concept of full sealing and insulation, all switch parts in the RVAC ring-network cabinet, including all high-voltage live parts and mechanism parts, are completely sealed in the main box, free from condensation and external pollution; The protection grade of the main box can reach IP67, and it is equipped with Cooper waterproof touchable cable head, which can effectively prevent accidental flood damage in rain-prone areas, all-weather, strong environmental adaptability, safe and convenient use