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EUCR-05S,EUCR-30S,EUCR-60S低(di)電(dian)流(liu)(liu)(liu)保(bao)護繼電(dian)器(qi)(qi)又稱空轉保(bao)護器(qi)(qi)或欠(qian)電(dian)流(liu)(liu)(liu)保(bao)護繼電(dian)器(qi)(qi)。具有低(di)于電(dian)流(liu)(liu)(liu)的保(bao)護監(jian)測、可(ke)對水(shui)泵，加熱器(qi)(qi)等負載進行保(bao)護。負載電(dian)流(liu)(liu)(liu)和脫扣延遲時間可(ke)自行調整。EUCR-60S電(dian)動機(ji)空轉低(di)電(dian)流(liu)(liu)(liu)保(bao)護器(qi)(qi)