This series oof fuse links are mainly useed in electrical equipments for protecting the circuits against overload and short-circuit. The fuse links also can be used for protecting the semiconductor and its equipment and be used for protecting motor. They are suitable for the circuit of ac50Hz, rated voltage up to 1140V. Rated current up to 1250A. The breaking capacity of the fuse links is up to 120KA. The fuse links conform to the standards of IEC269 and GB13539.