人妻少妇精品中文字幕AV_久久精品国产亚洲夜色AV网站_人人妻人人澡AV天堂香蕉_午夜亚洲AⅤ无码高潮片

JLK1系列過電(dian)(dian)流(liu)(liu)繼(ji)電(dian)(dian)器(qi)主(zhu)要用于交流(liu)(liu)380V及以下，直流(liu)(liu)為440V及以下的控制電(dian)(dian)路中，作為保護之用。 JLK5過電(dian)(dian)流(liu)(liu)繼(ji)電(dian)(dian)器(qi),JLK6過電(dian)(dian)流(liu)(liu)繼(ji)電(dian)(dian)器(qi)

JLK1系列過(guo)電(dian)流(liu)繼電(dian)器主要用于交(jiao)流(liu)380V及以(yi)下(xia)，直流(liu)為440V及以(yi)下(xia)的控制(zhi)電(dian)路中，作(zuo)為保護之用。 JLK3過(guo)電(dian)流(liu)繼電(dian)器,JLK4過(guo)電(dian)流(liu)繼電(dian)器

JLK1系列過(guo)電(dian)(dian)流繼(ji)電(dian)(dian)器(qi)(qi)主要(yao)用(yong)于交流380V及以下(xia)，直流為440V及以下(xia)的控制(zhi)電(dian)(dian)路中，作為保護(hu)之用(yong)。 JLK1過(guo)電(dian)(dian)流繼(ji)電(dian)(dian)器(qi)(qi),JLK2過(guo)電(dian)(dian)流繼(ji)電(dian)(dian)器(qi)(qi)

JL18系(xi)列(lie)過(guo)電(dian)流(liu)(liu)繼(ji)電(dian)器用于(yu)交流(liu)(liu)50Hz、電(dian)壓380V及(ji)以下或直(zhi)流(liu)(liu)電(dian)壓440V及(ji)以下、線圈額定工作 電(dian)流(liu)(liu)630A 及(ji)以下的(de)電(dian)力系(xi)統(tong)中，作為過(guo)電(dian)流(liu)(liu)保護用。 JL18-11J過(guo)電(dian)流(liu)(liu)繼(ji)電(dian)器,JL18-11Z過(guo)電(dian)流(liu)(liu)繼(ji)電(dian)器

JL15系列交直流(liu)(liu)(liu)電(dian)(dian)(dian)流(liu)(liu)(liu)繼電(dian)(dian)(dian)器是(shi)一種電(dian)(dian)(dian)流(liu)(liu)(liu)瞬時動作電(dian)(dian)(dian)磁式繼電(dian)(dian)(dian)器，用于交流(liu)(liu)(liu)50Hz電(dian)(dian)(dian)壓380V以(yi)下及直流(liu)(liu)(liu)440V以(yi)下，電(dian)(dian)(dian)流(liu)(liu)(liu)至1200A的一次回路(lu)中作為電(dian)(dian)(dian)力系統中的過(guo)電(dian)(dian)(dian)流(liu)(liu)(liu)保護元(yuan)件。 JL15-01過(guo)電(dian)(dian)(dian)流(liu)(liu)(liu)繼電(dian)(dian)(dian)器,JL15-11過(guo)電(dian)(dian)(dian)流(liu)(liu)(liu)繼電(dian)(dian)(dian)器