ZKL-1140(660、380)礦用一般型低(di)壓單相接(jie)(jie)(jie)地漏電保護裝置用于380V、660V和1140V中性點(dian)(dian)不(bu)接(jie)(jie)(jie)地、中性點(dian)(dian)經高(gao)阻接(jie)(jie)(jie)地或中性點(dian)(dian)經零序電抗器(qi)接(jie)(jie)(jie)地補償的低(di)壓供電系統。

        功能(neng)包括橫向(xiang)選漏(lou)保(bao)(bao)(bao)護(hu)(hu)(hu)和縱(zong)向(xiang)選漏(lou)保(bao)(bao)(bao)護(hu)(hu)(hu)、集(ji)中性漏(lou)電(dian)(dian)(dian)保(bao)(bao)(bao)護(hu)(hu)(hu)和分散(san)性漏(lou)電(dian)(dian)(dian)保(bao)(bao)(bao)護(hu)(hu)(hu)，裝置不(bu)僅能(neng)保(bao)(bao)(bao)證(zheng)被保(bao)(bao)(bao)護(hu)(hu)(hu)的低(di)壓(ya)電(dian)(dian)(dian)網任何線(xian)(xian)路上發生人身(shen)觸(chu)電(dian)(dian)(dian)或經1KΩ電(dian)(dian)(dian)阻接(jie)地(di)的漏(lou)電(dian)(dian)(dian)故障，其保(bao)(bao)(bao)護(hu)(hu)(hu)動作時間(jian)不(bu)超出(chu)30mA·S而且能(neng)對漏(lou)電(dian)(dian)(dian)故障進(jin)行定性和定位(wei)，具體指(zhi)明是三(san)相(xiang)(xiang)對稱分散(san)性漏(lou)電(dian)(dian)(dian)，還(huan)是(單相(xiang)(xiang)對地(di))集(ji)中性漏(lou)電(dian)(dian)(dian);是某饋(kui)出(chu)線(xian)(xian)單相(xiang)(xiang)接(jie)地(di)漏(lou)電(dian)(dian)(dian)，還(huan)是母線(xian)(xian)范圍單相(xiang)(xiang)接(jie)地(di)漏(lou)電(dian)(dian)(dian)，可實現與智(zhi)能(neng)配電(dian)(dian)(dian)系統后臺(tai)的數據交互。