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 strucu-re,light in weight,reliable and excellent in performance.It has high breaking capacity,can trip quickly and it's installation uses with guide,it's case and body are adopted with high fire-resistartant and shockproof plastics.The product,with long life,is mainly used in AC 50Hz/60-Hz single-pole 240V or two,three,four-pole 415V circuit for overload and short-ciucuit prote-ction .
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