Short Description:

The products of S7 belong to the advanced level of the nineties in the world instead of the

older generation of S7.They have protective function as shortage as overload, and are used

in lighting distribution system in industy, commerce and dwelling, and protect fractional

electric notors. And they also have many merits of high protective grade (up to IP20),high

break capacity, reliable sensitive action, convenient,multipole assembing, long life etc.

They are mainly adapted to the circuit of AC 50Hz, 240V in single pole, 415V in double,

three, four poles for protecting overload and short circuit. Meanwhile, they are also used

in turning on or off the electric apparatus and lighting circuit under the normal condition.