防雷(lei)(lei)(lei)器又稱避雷(lei)(lei)(lei)器、浪涌(yong)保(bao)(bao)(bao)護(hu)器、電(dian)涌(yong)保(bao)(bao)(bao)護(hu)器、過電(dian)壓保(bao)(bao)(bao)護(hu)器等(deng),主要包(bao)括電(dian)源防雷(lei)(lei)(lei)器和信(xin)號防雷(lei)(lei)(lei)器,防雷(lei)(lei)(lei)器是通(tong)過現(xian)代(dai)電(dian)學(xue)以及其它技術來(lai)防止被雷(lei)(lei)(lei)擊中的設備(bei)的損壞
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