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DUVR電(dian)(dian)(dian)壓(ya)(ya)保護(hu)器韓國(guo)施耐(nai)德韓國(guo)三和EOCR ◆ 微型緊湊設(she)(she)計 ◆ 定時(shi)限特性 ◆ 故障(zhang)狀態指示(LED) ◆ 工(gong)作電(dian)(dian)(dian)壓(ya)(ya)檢查和設(she)(she)置。可作為電(dian)(dian)(dian)壓(ya)(ya)表功能(neng) ◆ 直流過電(dian)(dian)(dian)壓(ya)(ya)/欠(qian)電(dian)(dian)(dian)壓(ya)(ya)繼電(dian)(dian)(dian)器,可預防一般工(gong)業由電(dian)(dian)(dian)壓(ya)(ya)異常或下降引起的設(she)(she)備(bei)故障(zhang)