保護對象:
T1電(dian)(dian)(dian)涌保(bao)護(hu)(hu)器(qi)主要安裝(zhuang)在建(jian)筑物總進(jin)線柜及室外電(dian)(dian)(dian)氣柜,適(shi)用(yong)于(yu)(yu)(yu)交流供配電(dian)(dian)(dian)系(xi)統(tong)220V/380V(50Hz/60Hz)TN-S、TN-C-S、TT、IT等供電(dian)(dian)(dian)系(xi)統(tong)的(de)雷(lei)(lei)擊電(dian)(dian)(dian)磁脈(mo)沖保(bao)護(hu)(hu)(LEMP)。應用(yong)于(yu)(yu)(yu)雷(lei)(lei)擊風險(xian)較高地區(qu)的(de)設備系(xi)統(tong)的(de)電(dian)(dian)(dian)源(yuan)第(di)一級(ji)(ji)電(dian)(dian)(dian)涌保(bao)護(hu)(hu)。其設計依據符合GB18802.1,IEC61643-1技術標準,屬于(yu)(yu)(yu)防雷(lei)(lei)等級(ji)(ji)的(de)T1級(ji)(ji)防雷(lei)(lei)產品,10/350μs沖擊放(fang)電(dian)(dian)(dian)電(dian)(dian)(dian)流為50kA,8/20μs標稱放(fang)電(dian)(dian)(dian)電(dian)(dian)(dian)流為100kA。適(shi)用(yong)于(yu)(yu)(yu)60V~550V系(xi)統(tong)的(de)雷(lei)(lei)電(dian)(dian)(dian)過電(dian)(dian)(dian)壓防護(hu)(hu)。
技術參數:
Un額(e)定電壓 |
380V |
Uc最大持(chi)續工作電(dian)壓 |
420V |
Up電壓保護(hu)水平 |
≤1.5kV |
In標(biao)稱放電電流(8/20μs) |
40kA(8/20μs) |
Imax最大(da)放電電流(10/350μs) |
80kA(8/20μs) |
泄露電流 |
≤20μA |
響應時間 |
≤25ns |
保護(hu)模式(shi) |
L1、L2、L3-PE |
執行標準:
IEC 61643-11:2011 低壓電涌保護器(SPD)第11部分:低壓電力系統的電涌保護器性能要求和試驗方法 EN 61643-11:2012 低壓電涌保護器(SPD)第11部分:低壓電力系統的電涌保護器性能要求和試驗方法
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