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Solution
? 方案滿足(zu)IEC61000-4-5、GBT17626.5等浪(lang)(lang)涌(yong)測(ce)試(shi)標準; ? 在(zai)差模防護中,采(cai)用(yong)鉗位器件壓(ya)敏(min)電(dian)(dian)阻(zu)MOV,響應速度快,降(jiang)低L與N線之間的(de)浪(lang)(lang)涌(yong)電(dian)(dian)壓(ya); ? 在(zai)共模防護中,采(cai)用(yong)壓(ya)敏(min)電(dian)(dian)阻(zu)MOV和陶(tao)瓷氣體(ti)(ti)放(fang)電(dian)(dian)管GDT串聯到(dao)PCB地或者(zhe)設備外(wai)殼(ke),阻(zu)止壓(ya)敏(min)電(dian)(dian)阻(zu)MOV的(de)漏電(dian)(dian)流,滿足(zu)安(an)規要求; ? 電(dian)(dian)源方案可(ke)通過1.2/50-8/20μS組合波差模、共模6.0KV浪(lang)(lang)涌(yong)測(ce)試(shi); PS:在(zai)有絕(jue)緣等級(ji)耐壓(ya)測(ce)試(shi)AC1500V要求時,陶(tao)瓷氣體(ti)(ti)放(fang)電(dian)(dian)管GDT建議(yi)選用(yong)DC3500V電(dian)(dian)壓(ya);
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