聯系人：胡先生
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地址：江蘇(su)省鹽城市(shi)大縱湖區(qu)龍德北(bei)路
網址：mp3w.cn
380伏(fu)三(san)相(xiang)四線電(dian)(dian)(dian)路中，任意兩根(gen)火線之(zhi)間的電(dian)(dian)(dian)壓都(dou)是380伏(fu)，任意一根(gen)火線與零(ling)線之(zhi)間都(dou)可(ke)以組成220伏(fu)。這個系統可(ke)以形成三(san)種(zhong)電(dian)(dian)(dian)源(yuan)(yuan)：即(ji)單(dan)相(xiang)220伏(fu)電(dian)(dian)(dian)源(yuan)(yuan)，單(dan)相(xiang)380伏(fu)電(dian)(dian)(dian)源(yuan)(yuan)，三(san)相(xiang)380伏(fu)電(dian)(dian)(dian)源(yuan)(yuan)，第 I 種(zhong)家用(yong)比較多(duo)，第三(san)種(zhong)工廠里電(dian)(dian)(dian)機(ji)類用(yong)得(de)多(duo)，第二種(zhong)用(yong)得(de)少，只(zhi)有(you)交(jiao)流電(dian)(dian)(dian)焊機(ji)經常用(yong)到單(dan)相(xiang)380伏(fu)電(dian)(dian)(dian)源(yuan)(yuan)。
