HXGN15-12ZF (R) (fixed) metal-enclosed loop-net type switching equipment for urban power grids and construction needs of the production of new high voltage switchboard, as in the power supply system meet the current and short-circuit breaking current and short circuit current of closinguse, the ring counter with a vacuum load switch, operating mechanism for the spring mechanism, the institution can be manually or electrically. The product has strong compact sets no fire and explosion hazards with five anti-function. the ringcabinet for the exchange of 12kv, 50hz power distribution system, widely used in urban power grid construction and renovation projects, industrial and mining enterprises, high-rise buildings and public facilities, as the ring power supply unit and terminal equipment, plays a power distribution, control andprotection of electrical equipment can also be installed in the box-type substation. use the maximum temperature does not exceed 40 degrees, the minimum altitude of less than -25 degrees in the absence of not more than 1000m installed vibration and shock, and severe electrical components are not sufficient to makecorrosion should be a place you have special requirements can not with the manufacturer of explosion should have some type of corrosion