Acti9 belongs to the advanced level of the nineties in the international instead of the older generation of C45N.
Acti9 has protective function as shortage as overload and are used in lighting distribution system in industry, commerce as well as dwelling and protecting fractional electric motors. And they also have many merits of high protective grade (up to IP20), high breaking capacity relax able sensitive action convenient multi-pole assembling, long live etc.
It is 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, also used in turning on or off the electric apparatus and lighting circuit under the normal condition.