
13730588865
文章來(lai)源: 時間(jian):2019/12/19
行業(ye)人都(dou)知道,銅(tong)線(xian)和(he)鋁(lv)線(xian)在連接時一(yi)般都(dou)會使用(yong)(yong)銅(tong)鋁(lv)過渡線(xian)夾來連接的,那(nei)么銅(tong)線(xian)和(he)鋁(lv)線(xian)連接時務必使用(yong)(yong)銅(tong)鋁(lv)過渡線(xian)夾有(you)啥原(yuan)因嗎(ma)?小編來告訴你:
一(yi)、銅鋁過渡線夾(jia)(jia)連(lian)(lian)接(jie)(jie)器件俗(su)稱銅鋁鼻子,在(zai)銅線和(he)鋁線連(lian)(lian)接(jie)(jie)處所生(sheng)成灰(hui)白色的(de)(de)物(wu)質即為三氧(yang)化(hua)二鋁,若是(shi)(shi)時間較長的(de)(de)話,連(lian)(lian)接(jie)(jie)處接(jie)(jie)觸電(dian)阻(zu)就會(hui)有增加和(he)發熱的(de)(de)現(xian)象,造成在(zai)電(dian)路(lu)通(tong)電(dian)時間較長時較易引發建(jian)筑物(wu)火(huo)災,也就是(shi)(shi)為了(le)避免產生(sheng)不必要(yao)的(de)(de)麻煩,所以要(yao)用(yong)專(zhuan)用(yong)的(de)(de)銅鋁過渡線夾(jia)(jia)來連(lian)(lian)接(jie)(jie)銅線和(he)鋁線;
二、因為銅和(he)鋁(lv)是(shi)兩種不同的(de)(de)(de)金屬,將它們簡(jian)單連接在一起會(hui)發(fa)生電(dian)(dian)(dian)化學反應,形(xing)成原電(dian)(dian)(dian)池(chi)腐蝕,若是(shi)時(shi)間(jian)較長的(de)(de)(de)話(hua),也(ye)會(hui)使(shi)連接處接觸(chu)電(dian)(dian)(dian)阻有增加和(he)發(fa)熱的(de)(de)(de)現(xian)象(xiang),即會(hui)很容(rong)易造(zao)成電(dian)(dian)(dian)路通電(dian)(dian)(dian)時(shi)段,電(dian)(dian)(dian)壓即會(hui)有忽高忽低的(de)(de)(de)現(xian)象(xiang),甚至(zhi)引(yin)起火災(zai),所(suo)以銅線(xian)和(he)鋁(lv)線(xian)連接時(shi),要用(yong)專用(yong)的(de)(de)(de)銅鋁(lv)過渡線(xian)夾,以保證接觸(chu)良(liang)好。