在线有码无码中文_中文字幕免费无码视频_国产在线精品免费电影_亚洲av高清在线观看一区二区 ,欧美性猛交XXX嘿人猛交_性欧美丰满熟妇XXXX性_ ,亚洲福利视频国产福利,亚洲黄色另类小说,完整版免费手机在线播放,欧美日韩春色另类小说

KYN28A-7.2 (F-C) Armoured, removable AC metal-enclosed switchgear  Medium voltage switchgear

The product is a switchgear consisting of AC high-voltage vacuum contactors and AC high-voltage current-limiting fuses as the main components (also called integrated starter cabinet). It is suitable for high-capacity, small-current, frequent opening and closing systems and has a better cost performance ratio compared with vacuum circuit breakers. The product is widely used in power plants, mines, metallurgy, chemical and other industries to control and protect motors and transformers, and can be arranged and combined with KYN28A cabinet to form a complete set of power distribution system devices.