低壓電器分類
低壓電器品牌產品有(you)很多,其結構、用途(tu)及(ji)所控(kong)制(zhi)對(dui)(dui)象(xiang)的不同(tong),可(ke)以有(you)不同(tong)的分(fen)類方(fang)式(shi)(shi)。按用途(tu)和(he)控(kong)制(zhi)對(dui)(dui)象(xiang)不同(tong),可(ke)將低壓(ya)電(dian)(dian)(dian)器(qi)(qi)(qi)分(fen)為配電(dian)(dian)(dian)電(dian)(dian)(dian)器(qi)(qi)(qi)和(he)控(kong)制(zhi)電(dian)(dian)(dian)器(qi)(qi)(qi)。按操作方(fang)式(shi)(shi)不同(tong),可(ke)將低壓(ya)電(dian)(dian)(dian)器(qi)(qi)(qi)分(fen)為自動電(dian)(dian)(dian)器(qi)(qi)(qi)和(he)手(shou)動電(dian)(dian)(dian)器(qi)(qi)(qi)。按工作原理可(ke)分(fen)為電(dian)(dian)(dian)磁式(shi)(shi)電(dian)(dian)(dian)器(qi)(qi)(qi)和(he)非電(dian)(dian)(dian)量控(kong)制(zhi)電(dian)(dian)(dian)器(qi)(qi)(qi)。
低壓電器的定義
低壓(ya)電(dian)器(qi)通常是(shi)指(zhi)在交流電(dian)壓(ya)1200V或(huo)直流電(dian)壓(ya)1500V以下工作(zuo)的電(dian)器(qi)。常見(jian)的低壓(ya)器(qi)有開關、熔斷器(qi)、接(jie)觸器(qi)、漏電(dian)保(bao)護(hu)器(qi)和繼電(dian)器(qi)等(deng)。
低壓電器的作用有哪些
低(di)壓電器能夠依據操作(zuo)信號或(huo)外界現場信號的要求,自(zi)動或(huo)手動地改(gai)變電路的狀態、參數,實現對(dui)電路或(huo)被控對(dui)象(xiang)的控制、指示、測量(liang)、保(bao)護、調節。
低壓電器和高壓電器的主要區別
低壓(ya)電(dian)器和(he)高壓(ya)電(dian)器最大的區(qu)別就是(shi)工作電(dian)壓(ya)的不(bu)同,其次二者的安全性(xing)也因此不(bu)同,高壓(ya)電(dian)器有(you)更(geng)多防護。一(yi)般(ban)來說誤觸低壓(ya)電(dian)器有(you)很大希望救命(ming),但是(shi)誤觸高壓(ya)電(dian)器可能會當場(chang)喪命(ming)!
低壓電器原理
低壓(ya)(ya)電(dian)器(qi)(qi)是一種(zhong)能根據(ju)外界的(de)信(xin)號和(he)(he)要(yao)求,手動(dong)或(huo)自動(dong)地接通、斷開(kai)電(dian)路,以實(shi)現對電(dian)路或(huo)非電(dian)對象的(de)切(qie)換、控(kong)制(zhi)、保護、檢測、變換和(he)(he)調(diao)節的(de)元(yuan)件(jian)或(huo)設備。控(kong)制(zhi)電(dian)器(qi)(qi)按其工作電(dian)壓(ya)(ya)的(de)高低,以交流(liu)1200V、直流(liu)1500V為(wei)界,可劃分為(wei)高壓(ya)(ya)控(kong)制(zhi)電(dian)器(qi)(qi)和(he)(he)低壓(ya)(ya)控(kong)制(zhi)電(dian)器(qi)(qi)兩大類。總的(de)來說(shuo),低壓(ya)(ya)電(dian)器(qi)(qi)可以分為(wei)配電(dian)電(dian)器(qi)(qi)和(he)(he)控(kong)制(zhi)電(dian)器(qi)(qi)兩大類,是成套電(dian)氣設備的(de)基本組成元(yuan)件(jian)。在工業、農(nong)業、交通、國防以及人們(men)用電(dian)部門中,大多數采用低壓(ya)(ya)供電(dian),因此電(dian)器(qi)(qi)元(yuan)件(jian)的(de)質量將直接影響到低壓(ya)(ya)供電(dian)系統(tong)的(de)可靠性(xing)。