The HXGN compact air-insulated vacuum switchgear is a compact vacuum switchgear independently designed and manufactured by our company, which assimilates advanced foreign technology and aligns with China's power supply requirements. This equipment employs air insulation and can be flexibly configured with load switches, combined electrical apparatus, and vacuum circuit breakers, making it suitable for the renovation and construction needs of urban power grids as a new generation of high-voltage electrical products. The equipment is oil-free, non-toxic, and free from fire and explosion hazards, featuring an attractive appearance, error-proof mechanical interlocking, reliability, compact size, lightweight, and simple operation. It is capable of electric opening and closing, ensuring safe use, convenient maintenance, stable and reliable quality, small footprint, and the ability to be installed against walls. The vacuum ring main unit is suitable for three-phase AC distribution systems with a system voltage of 3-10kV and a rated frequency of 50Hz in factories, schools, residential areas, and high-rise buildings, serving the purpose of receiving and distributing electrical energy, and can be used for ring network and terminal power supply.