LX-500L絕緣監測及選(xuan)擇(ze)性(xing)(xing)(xing)漏電(dian)保護裝(zhuang)置可以監控(kong)1臺總開關(或(huo)移動(dong)變電(dian)站(zhan))，1~12路分開關。適(shi)用(yong)于127V、380V、660V和1140V中性(xing)(xing)(xing)點不接(jie)地、中性(xing)(xing)(xing)點經高(gao)阻接(jie)地或(huo)中性(xing)(xing)(xing)點經零序電(dian)抗器接(jie)地補償的低壓(ya)供電(dian)系(xi)統。

        功能(neng)包括橫向選漏(lou)(lou)(lou)保(bao)(bao)(bao)護(hu)(hu)(hu)和(he)(he)縱向選漏(lou)(lou)(lou)保(bao)(bao)(bao)護(hu)(hu)(hu)、集中性(xing)漏(lou)(lou)(lou)電(dian)(dian)保(bao)(bao)(bao)護(hu)(hu)(hu)和(he)(he)分(fen)散性(xing)漏(lou)(lou)(lou)電(dian)(dian)保(bao)(bao)(bao)護(hu)(hu)(hu)裝置不僅能(neng)保(bao)(bao)(bao)證(zheng)被保(bao)(bao)(bao)護(hu)(hu)(hu)的低壓電(dian)(dian)網(wang)任何(he)線(xian)(xian)路上發生人身(shen)觸(chu)電(dian)(dian)或經(jing)1KQ電(dian)(dian)阻(zu)接地(di)(di)的漏(lou)(lou)(lou)電(dian)(dian)故(gu)障，其保(bao)(bao)(bao)護(hu)(hu)(hu)動作時間不超(chao)出(chu)30mA.S;而(er)且能(neng)對漏(lou)(lou)(lou)電(dian)(dian)故(gu)障進(jin)行定(ding)性(xing)和(he)(he)定(ding)位，具體指明(ming)是三(san)相對稱分(fen)散性(xing)漏(lou)(lou)(lou)電(dian)(dian)，還(huan)(huan)是(單(dan)相對地(di)(di))集中性(xing)漏(lou)(lou)(lou)電(dian)(dian);是某(mou)饋出(chu)線(xian)(xian)單(dan)相接地(di)(di)漏(lou)(lou)(lou)電(dian)(dian)，還(huan)(huan)是母(mu)線(xian)(xian)范圍單(dan)相接地(di)(di)漏(lou)(lou)(lou)電(dian)(dian)，可實現與智能(neng)配電(dian)(dian)系統(tong)后臺的數據交(jiao)互。