PURPOSE AND FEATURE： 　　The fuse is suitable for 10KV distributing line type distribution transformer's high-voltage side to protect the line and is transformer against short circuit and overloak and capable of fitting with the hooked rod of load break operation to make and break an idle transformer ,an idle line and loading current,Its featrues are light weight,simple structrue,strong anti-contamination,convenient installation and so on. RANGE OF USE： Ambient temperature:no higher than +40℃ No more than 1000m above sea level(Please notify when ordering if used in plateau) Wind speed no more than 35m/s Earthquake strength not in excess of 8 degrees Unsuitable for the flammable and explosive places