|The products of WB2-60N belong to the advanced level of the new century 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 industry, commerce and dwelling, and protection fractional electric motors.|
And they also have many merits of high protective grade (up to IP20), high breaking capacity, good reliabillity of sensitive action, convenient multipole assorting, long using life etc. They are mainly adapted to the circuit of AC50Hz, 240V in single pole, 415V in double, three, four poles for protecting overloading and shortage. Meanwhile, they are also used in turning on or off the electric apparatus and lighting circuit under the normal condition.