mini circuit breaker is used in lighting distribution system or motor distribution system for protecting overload and short-circuit in the system.the product is novel in structure,light in weight,reliable and excellent in performance,it has high breaking capacity,can trip quicksy and it is installation uses with guide,it is case and items are adopted with high fire-resistant and shockproof plastics.the product,with long life,is mainly used in AC 50Hz/60Hz single-pole 246V or two,three,for-pole 415v circuit for overload and short-circuit protetion as well as for un frequent on-and-off switching electric equipment and lighting circuit in normal case.this product comply with FG10963,IEC898,BS3871.