Short Description:

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

the older generation of S7-N. They have protective function of short circuit and overload,

and are used in lighting distribution system in industry, commerce and dwelling, and protect

fractional electric motors. And they also have many merits of high protective grade (up to

IP 20), high break capacity, reliable sensitive action, convenient, multi-pole assembling, long

life etc. They are mainly adapted to the circuit of AC 50Hz, 230V in single pole, 400V 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.