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遵義三相電加熱管

2020-04-07 12:01:06
遵義三相電加熱管
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三相電加熱管


        380伏(fu)三相(xiang)四線電(dian)(dian)(dian)(dian)路中,任意兩(liang)根(gen)火(huo)線之間的電(dian)(dian)(dian)(dian)壓都是380伏(fu),任意一根(gen)火(huo)線與零線之間都可(ke)以組成220伏(fu)。這個系統可(ke)以形(xing)成三種(zhong)電(dian)(dian)(dian)(dian)源(yuan):即單(dan)相(xiang)220伏(fu)電(dian)(dian)(dian)(dian)源(yuan),單(dan)相(xiang)380伏(fu)電(dian)(dian)(dian)(dian)源(yuan),三相(xiang)380伏(fu)電(dian)(dian)(dian)(dian)源(yuan),第(di) I 種(zhong)家用(yong)(yong)比較多,第(di)三種(zhong)工(gong)廠里電(dian)(dian)(dian)(dian)機(ji)類用(yong)(yong)得(de)多,第(di)二種(zhong)用(yong)(yong)得(de)少,只有交流電(dian)(dian)(dian)(dian)焊機(ji)經常用(yong)(yong)到單(dan)相(xiang)380伏(fu)電(dian)(dian)(dian)(dian)源(yuan)。

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