cc60n cc65n series circuit breaker belongs to the advanced level of the nineties in the world instead of the old generation of cc45n.they have protective functions as shortage and overloading,fractional electric motors.and tyey also have many merits of high protctive grade (up to ip20),high breaking capacity,good reliability of sensitive action,convenient multi-pole assorting,long using life etc.they are mainly adapted to the circuit of ac 50hz,230v in single pole,400v in double,three on four poles for protecting ovdrload and shortage.meanwhite,they are also used in turning on or off the electric apparatus and lighting circuit under the normal condition.