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Solution
? 方(fang)案滿(man)足IEC61000-4-5、GBT17626.5等(deng)浪涌測試標準; ? 在(zai)差模防(fang)護中(zhong),采(cai)用鉗位器件(jian)壓(ya)(ya)敏電(dian)(dian)阻MOV,響應速度快,降低L與N線(xian)之間的浪涌電(dian)(dian)壓(ya)(ya); ? 在(zai)共模防(fang)護中(zhong),采(cai)用壓(ya)(ya)敏電(dian)(dian)阻MOV和陶瓷氣體放(fang)(fang)電(dian)(dian)管GDT串(chuan)聯到PCB地或者設備外(wai)殼,阻止壓(ya)(ya)敏電(dian)(dian)阻MOV的漏電(dian)(dian)流,滿(man)足安規(gui)要求; ? 電(dian)(dian)源方(fang)案可通過1.2/50-8/20μS組合波差模、共模6.0KV浪涌測試; PS:在(zai)有絕緣等(deng)級耐壓(ya)(ya)測試AC1500V要求時,陶瓷氣體放(fang)(fang)電(dian)(dian)管GDT建議選用DC3500V電(dian)(dian)壓(ya)(ya);
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