
 1.板式刀開(kāi)關(guān)的結(jié)構(gòu)和用途板式刀開(kāi)關(guān)由手柄、動(dòng)觸頭、靜觸頭和絕緣板等組成,常用的有HD系列刀開(kāi)關(guān),見(jiàn)圖3-4(a);HS系列刀形轉(zhuǎn)換開(kāi)關(guān),見(jiàn)圖3-4(b)。圖3-4刀開(kāi)關(guān)和刀轉(zhuǎn)換開(kāi)關(guān)(a)HD系列刀開(kāi)關(guān)(b)HS系列刀形轉(zhuǎn)換開(kāi)關(guān)常用的HD系列板式三極刀 (共 2232 字) [閱讀本文] >>