XGN15-12 box type fixed AC metal closed vacuum ring network
Features & Applications:
Three-phase AC 50Hz, 10kV power system. Widely used in power and secondary power distribution ring network terminal project. Particularly in urban residential area, the second distribution terminal station, Switching, industrial and mining enterprises, shopping malls, subway, wind power, hospitals, large buildings and other occasions. The product's main switching elements can choose VS1-12, VD4, VK and other types of vacuum circuit breakers and SF6 circuit breakers. The product is equipped with GN30-12-type isolating switch (on segregation) and can be equipped with grounding switch JN15-12 model (the ground).
Technical Parameter:
Rated voltage (kV): 12
Rated Current (A): 630,1250
Rated short-circuit breaking current (kA): 25,31.5
Rated short circuit making current (kA): 63,80
Rated short time withstand current (kA): 25,31.5
Rated short circuit duration (s)： 4
Frequency withstand voltage (kV)： phase, relative to / fracture 42/48
Impulse withstand voltage (kV)： phase, relative to / fracture 75/85
Mechanical life (times): 2000
Housing protection grade: IP3X
