For high voltage,it is suitable for 72.5kv-220 kv live tank circuit-breaker, tank circuit-breaker and 110KV SF6 gas insulated switchgear(GIS)
It is suitable for 72.5kv,110kv,220 kv ,330kv live tank circuit-breaker, tank circuit-breaker and SF6 gas insulated switchgear(GIS);500kv live tank circuit-breaker and tank circuit-breaker.