低壓電器分類
低壓電器品牌產品有很多,其結構、用(yong)途(tu)及所控(kong)制對(dui)象的(de)不同,可(ke)(ke)以有不同的(de)分類方(fang)式(shi)(shi)。按(an)(an)用(yong)途(tu)和(he)控(kong)制對(dui)象不同,可(ke)(ke)將低壓電(dian)(dian)器(qi)(qi)(qi)分為配(pei)電(dian)(dian)電(dian)(dian)器(qi)(qi)(qi)和(he)控(kong)制電(dian)(dian)器(qi)(qi)(qi)。按(an)(an)操作(zuo)方(fang)式(shi)(shi)不同,可(ke)(ke)將低壓電(dian)(dian)器(qi)(qi)(qi)分為自動電(dian)(dian)器(qi)(qi)(qi)和(he)手動電(dian)(dian)器(qi)(qi)(qi)。按(an)(an)工作(zuo)原理可(ke)(ke)分為電(dian)(dian)磁式(shi)(shi)電(dian)(dian)器(qi)(qi)(qi)和(he)非電(dian)(dian)量(liang)控(kong)制電(dian)(dian)器(qi)(qi)(qi)。
低壓電器的定義
低壓電(dian)器(qi)(qi)通常是指在交流電(dian)壓1200V或直流電(dian)壓1500V以(yi)下工(gong)作的電(dian)器(qi)(qi)。常見的低壓器(qi)(qi)有開關(guan)、熔斷器(qi)(qi)、接觸器(qi)(qi)、漏電(dian)保護器(qi)(qi)和繼(ji)電(dian)器(qi)(qi)等。
低壓電器的作用有哪些
低壓電(dian)器(qi)能(neng)夠(gou)依據操(cao)作信(xin)號或(huo)(huo)外界現(xian)場信(xin)號的要求,自動(dong)或(huo)(huo)手動(dong)地(di)改變電(dian)路的狀態、參(can)數,實(shi)現(xian)對電(dian)路或(huo)(huo)被(bei)控對象的控制、指示、測(ce)量(liang)、保(bao)護(hu)、調節。
低壓電器和高壓電器的主要區別
低壓(ya)電(dian)器(qi)和高壓(ya)電(dian)器(qi)最大的(de)區別就是工作電(dian)壓(ya)的(de)不(bu)同(tong),其次二者的(de)安全性也因(yin)此不(bu)同(tong),高壓(ya)電(dian)器(qi)有(you)更多防護。一般(ban)來說誤(wu)觸(chu)低壓(ya)電(dian)器(qi)有(you)很大希(xi)望(wang)救命(ming),但是誤(wu)觸(chu)高壓(ya)電(dian)器(qi)可(ke)能會(hui)當(dang)場喪命(ming)!
低壓電器原理
低(di)(di)壓(ya)(ya)(ya)電(dian)(dian)器(qi)(qi)(qi)是(shi)一種(zhong)能根據外界的(de)信號和要(yao)求(qiu),手(shou)動或(huo)自動地接(jie)通(tong)、斷(duan)開電(dian)(dian)路,以實現對(dui)電(dian)(dian)路或(huo)非電(dian)(dian)對(dui)象(xiang)的(de)切換(huan)(huan)、控制(zhi)(zhi)、保(bao)護、檢測、變(bian)換(huan)(huan)和調節的(de)元件或(huo)設備(bei)。控制(zhi)(zhi)電(dian)(dian)器(qi)(qi)(qi)按其(qi)工(gong)作電(dian)(dian)壓(ya)(ya)(ya)的(de)高低(di)(di),以交流(liu)(liu)1200V、直流(liu)(liu)1500V為界,可(ke)劃分為高壓(ya)(ya)(ya)控制(zhi)(zhi)電(dian)(dian)器(qi)(qi)(qi)和低(di)(di)壓(ya)(ya)(ya)控制(zhi)(zhi)電(dian)(dian)器(qi)(qi)(qi)兩(liang)大類。總的(de)來(lai)說,低(di)(di)壓(ya)(ya)(ya)電(dian)(dian)器(qi)(qi)(qi)可(ke)以分為配電(dian)(dian)電(dian)(dian)器(qi)(qi)(qi)和控制(zhi)(zhi)電(dian)(dian)器(qi)(qi)(qi)兩(liang)大類,是(shi)成套電(dian)(dian)氣設備(bei)的(de)基本組成元件。在工(gong)業、農業、交通(tong)、國防以及人(ren)們用(yong)電(dian)(dian)部門中,大多數采用(yong)低(di)(di)壓(ya)(ya)(ya)供電(dian)(dian),因(yin)此電(dian)(dian)器(qi)(qi)(qi)元件的(de)質量將直接(jie)影響到低(di)(di)壓(ya)(ya)(ya)供電(dian)(dian)系統的(de)可(ke)靠性。