The XGN15-12/630-20 and XGN15-12/125-31.5 box-type fixed AC metal-enclosed switchgear is mainlyused in 10kV three-phaseAC 50Hz power systems for ring network power supply or dual-radiation powersupply.It can also be used for terminal power supply,serving as a control and protection device for powerand electrical equipment.It is particularly suitable for installation in compact box-type substations,especially in compact box-type transformers.