常用电能表的分类
(1)电能(neng)表(biao)(biao)按(an)其(qi)使用的电路可分为(wei)直流电能(neng)表(biao)(biao)和(he)交流电能(neng)表(biao)(biao)。交流电能(neng)表(biao)(biao)按(an)其(qi)相(xiang)线又可分为(wei)单相(xiang)电能(neng)表(biao)(biao)、三(san)相(xiang)三(san)线电能(neng)表(biao)(biao)和(he)三(san)相(xiang)四线电能(neng)表(biao)(biao)。
(2)电(dian)(dian)能(neng)(neng)(neng)(neng)表(biao)(biao)按(an)其(qi)工作原理可(ke)分为(wei)(wei)电(dian)(dian)气(qi)机械式(shi)电(dian)(dian)能(neng)(neng)(neng)(neng)表(biao)(biao)和电(dian)(dian)子(zi)式(shi)电(dian)(dian)能(neng)(neng)(neng)(neng)表(biao)(biao)(又称静(jing)止式(shi)电(dian)(dian)能(neng)(neng)(neng)(neng)表(biao)(biao)、固态式(shi)电(dian)(dian)能(neng)(neng)(neng)(neng)表(biao)(biao))。电(dian)(dian)气(qi)机械式(shi)电(dian)(dian)能(neng)(neng)(neng)(neng)表(biao)(biao)用(yong)于交流电(dian)(dian)路作为(wei)(wei)普通的电(dian)(dian)能(neng)(neng)(neng)(neng)测量仪表(biao)(biao),其(qi)中最常用(yong)的是(shi)感应(ying)型(xing)电(dian)(dian)能(neng)(neng)(neng)(neng)表(biao)(biao)。电(dian)(dian)子(zi)式(shi)电(dian)(dian)能(neng)(neng)(neng)(neng)表(biao)(biao)可(ke)分为(wei)(wei)全电(dian)(dian)子(zi)式(shi)电(dian)(dian)能(neng)(neng)(neng)(neng)表(biao)(biao)和机电(dian)(dian)式(shi)电(dian)(dian)能(neng)(neng)(neng)(neng)表(biao)(biao)。
(3)电(dian)(dian)能(neng)(neng)表(biao)(biao)按其结构可分为整体(ti)式(shi)(shi)电(dian)(dian)能(neng)(neng)表(biao)(biao)和分体(ti)式(shi)(shi)电(dian)(dian)能(neng)(neng)表(biao)(biao)。
(4)电(dian)(dian)能(neng)表(biao)按其用途可分(fen)为(wei)有(you)功电(dian)(dian)能(neng)表(biao)、无功电(dian)(dian)能(neng)表(biao)、最大需量(liang)表(biao)、标(biao)准电(dian)(dian)能(neng)表(biao)、复费率分(fen)时电(dian)(dian)能(neng)表(biao)、预付费电(dian)(dian)能(neng)表(biao)、损(sun)耗(hao)电(dian)(dian)能(neng)表(biao)和多功能(neng)电(dian)(dian)能(neng)表(biao)等。
(5)电(dian)能表按其(qi)准确(que)度等级(ji)可(ke)分为普(pu)通安装式电(dian)能表(0.2、0.5、1.0、2.0、3.0级(ji))和携带式精密级(ji)电(dian)能表(0.01、0.02、0.05、0.1、0.2级(ji))。
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