17.5kv and below for circuit breaker
Xuguang pioneered the R&D, and production of vacuum interrupters in 1986 and up to now, it has 36 years experiences. Xuguang integrates the machining and punching of metal components, the production and metallization of electric ceramic shells, chemical and ultrasonic vapor cleaning, and automatic brazing and test lines. Xuguang grows to be the largest and most advanced vacuum interrupter production base in China.
At present, Xuguang installs 33 sets of vacuum brazing furnaces, which is capable of manufacturing 1.2 million pieces of medium & high voltage ceramic vacuum interrupters in a year. Xuguang is not only authorized to supply its own vacuum interrupters to State Grid of China and China Southern Power Grid, but also exports to Southeast Asia, Europe and North America.