日本不卡一区视频-日本不卡视频一区二区三区-日本不卡视频一区二区-日本不卡高清免费v日本-色国产视频

產品分類

當前位置： 首頁 > 工業電氣產品 > 高低壓電器 > 微型斷路器 > 配電用小型斷路器

類型分類：
科普知識
數據分類：
配電用小型斷路器

低壓斷路器電氣符號

發布日期：2022-04-26 點擊率：303

低壓斷路器(breaker)又稱為自動空氣開關，如圖所示，是將控制和保護的功能合為一體的電器。它常作為不頻繁的接通和斷開的電路的總電源開關或部分電路的電源開關，當發生過載、短路或欠壓等故障時能自動切斷電路，有效地保護串接在它后面的電器設備并且在分斷故障電流后一般不需要更換零部件。

            （a)低壓斷路器實物圖                                         

（b）低壓斷路器電氣符號

                             圖 低壓斷路器

下一篇： PLC、DCS、FCS三大控

上一篇： 索爾維全系列Solef?PV

主站蜘蛛池模板： | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |