The products of C60N belong to the advanced of the nineties in the international instead of the older generation of DZ47(C45N). They have protective functions as shortage and overloading, and are used in lighting distribution system in industy, commerce and dwelling, and protecting

Fractional electric motors. And they also have many merits of high protective grade (up to IP20), high breaking capacity, reliable sensitive action, convenient multipole assembling, long life etc. They are mainly adopted to the circuit of AC 50Hz, 230V in single pole, 400V in double, three, four poles for protecting overloading and short circuit. Meanwhile, they are also used in turning on or off the electric apparatus and lighting circuit under the normal condition.