低壓電器分類
低壓電器品牌產品有很多,其結構、用(yong)(yong)途(tu)及所控制(zhi)對象(xiang)的不同,可(ke)(ke)以有不同的分類方式(shi)。按(an)用(yong)(yong)途(tu)和控制(zhi)對象(xiang)不同,可(ke)(ke)將低壓電(dian)(dian)器(qi)分為(wei)配電(dian)(dian)電(dian)(dian)器(qi)和控制(zhi)電(dian)(dian)器(qi)。按(an)操作方式(shi)不同,可(ke)(ke)將低壓電(dian)(dian)器(qi)分為(wei)自動電(dian)(dian)器(qi)和手動電(dian)(dian)器(qi)。按(an)工作原(yuan)理可(ke)(ke)分為(wei)電(dian)(dian)磁式(shi)電(dian)(dian)器(qi)和非電(dian)(dian)量控制(zhi)電(dian)(dian)器(qi)。
低壓電器的定義
低壓(ya)電器(qi)(qi)(qi)(qi)通(tong)常是指在交流(liu)電壓(ya)1200V或(huo)直流(liu)電壓(ya)1500V以下工作的(de)(de)電器(qi)(qi)(qi)(qi)。常見的(de)(de)低壓(ya)器(qi)(qi)(qi)(qi)有開(kai)關(guan)、熔斷器(qi)(qi)(qi)(qi)、接(jie)觸器(qi)(qi)(qi)(qi)、漏電保護器(qi)(qi)(qi)(qi)和繼電器(qi)(qi)(qi)(qi)等。
低壓電器的作用有哪些
低壓(ya)電(dian)器(qi)能夠(gou)依據操作信(xin)號或外(wai)界現(xian)場信(xin)號的要求,自動(dong)或手動(dong)地改變(bian)電(dian)路的狀(zhuang)態、參數,實(shi)現(xian)對(dui)電(dian)路或被(bei)控對(dui)象的控制、指(zhi)示、測量、保護(hu)、調(diao)節(jie)。
低壓電器和高壓電器的主要區別
低壓(ya)電器(qi)(qi)和(he)高壓(ya)電器(qi)(qi)最大(da)的(de)區(qu)別就是工作電壓(ya)的(de)不同,其次(ci)二者的(de)安全(quan)性也因此不同,高壓(ya)電器(qi)(qi)有更(geng)多防護。一般來說誤觸(chu)(chu)低壓(ya)電器(qi)(qi)有很大(da)希望救命,但是誤觸(chu)(chu)高壓(ya)電器(qi)(qi)可能會當場(chang)喪(sang)命!
低壓電器原理
低壓(ya)電(dian)(dian)(dian)器(qi)(qi)是一種能根據外界的(de)信(xin)號和(he)(he)(he)(he)要求,手動或自動地(di)接通(tong)(tong)、斷開(kai)電(dian)(dian)(dian)路,以(yi)(yi)實現(xian)對(dui)電(dian)(dian)(dian)路或非電(dian)(dian)(dian)對(dui)象的(de)切換(huan)、控(kong)制、保護(hu)、檢測、變換(huan)和(he)(he)(he)(he)調節的(de)元件或設備。控(kong)制電(dian)(dian)(dian)器(qi)(qi)按其工(gong)作電(dian)(dian)(dian)壓(ya)的(de)高(gao)(gao)低,以(yi)(yi)交(jiao)流1200V、直(zhi)流1500V為界,可(ke)劃(hua)分為高(gao)(gao)壓(ya)控(kong)制電(dian)(dian)(dian)器(qi)(qi)和(he)(he)(he)(he)低壓(ya)控(kong)制電(dian)(dian)(dian)器(qi)(qi)兩大(da)類(lei)。總(zong)的(de)來說,低壓(ya)電(dian)(dian)(dian)器(qi)(qi)可(ke)以(yi)(yi)分為配(pei)電(dian)(dian)(dian)電(dian)(dian)(dian)器(qi)(qi)和(he)(he)(he)(he)控(kong)制電(dian)(dian)(dian)器(qi)(qi)兩大(da)類(lei),是成套電(dian)(dian)(dian)氣設備的(de)基本組成元件。在(zai)工(gong)業、農業、交(jiao)通(tong)(tong)、國防以(yi)(yi)及人(ren)們用電(dian)(dian)(dian)部門(men)中(zhong),大(da)多數采用低壓(ya)供(gong)電(dian)(dian)(dian),因此電(dian)(dian)(dian)器(qi)(qi)元件的(de)質量將直(zhi)接影響到(dao)低壓(ya)供(gong)電(dian)(dian)(dian)系(xi)統的(de)可(ke)靠性。