国产鸡情在线观看_日韩AV无码久久精品免费四虎_国产高清在线精品一区αpp_国产成人精品三级在线_久久综合中文字幕网_小荡货奶真大水多好紧视频_午夜福利一区毛片综合_亚洲欧美日韩中在线_国产麻豆黄色色免费_国产乱子伦普通话对白

Application

CKJ5 Series AC Low voltage vacuum contactor is operated in the current system of AC50Hz, rated working voltage of main circuit up to 1140V, rated current up to 630A, used to remotely to make or break or frequently start and control AC motor. It can also be cooperated with various protective devices to form magnetic starter, the arc will not be exposed, specially it can be used to construct as explosion proof magnetic starter, suitable for coal or petroleum field.