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ETCR7300A-大(da)口(kou)徑(jing)三相(xiang)鉗形功(gong)(gong)率(lv)表(biao)：大(da)口(kou)徑(jing)、可(ke)鉗96mm排線或扁鋼地(di)線。三相(xiang)交流(liu)(liu)電(dian)(dian)壓、電(dian)(dian)流(liu)(liu)、功(gong)(gong)率(lv)、相(xiang)位、頻(pin)率(lv)、電(dian)(dian)能、相(xiang)序測試(shi)，電(dian)(dian)流(liu)(liu)量(liang)限(xian)(xian)：0.0A～2000A，電(dian)(dian)壓量(liang)限(xian)(xian)：0.00V～600V，功(gong)(gong)率(lv)量(liang)限(xian)(xian)：AC 0.0KW～1200KW，頻(pin)率(lv)量(liang)限(xian)(xian)：25Hz～100Hz，相(xiang)位量(liang)限(xian)(xian)：0.0°～360.0°，鉗口(kou)尺(chi)寸(cun)：80X80 mm。配有RS232接(jie)口(kou)數據上傳功(gong)(gong)能，數據存儲200組。