高清一区二区三区精品|亚洲欧美日韩中文字幕在线不卡|又黄又爽又硬又爽又硬A片|亚洲性爱日韩无码视频

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Moulded-Case Circuit Breaker SM40E2 communication-able intelligent MCCB

国产欧美日韩精品综合在线-欧美综合区自拍亚洲综合绿色

高清一区二区三区精品|亚洲欧美日韩中文字幕在线不卡|又黄又爽又硬又爽又硬A片|亚洲性爱日韩无码视频

 SM40E2 series CIMCCB ( breaker for short hereafter), one of the SM40 series products, is a new-style one developed by this factory be means of the international advanced know-how of design and manufacture theory. And suitable for the non-frequent conversion in the circuit of AC 50Hz, rated insulating voltage 800V, rated working voltage below 400V and rated working current up to1600A and the non-frequent starting of motors.