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漏电透明断路器
过压、漏电双功能断路器
过压、漏电双功能断路器
不少地方由于电网供电不稳(包括雷电引起的电网电压瞬间增大)或错相(220V照明电压变成380V动力电压),造成家用电器过压烧毁的事故屡有发生。为此,笔者巧用一只压敏电阻器将普通单相漏电断路器改造成了过压、漏电双功能断路器。为了避免家里或机关单位、学校等处的交流用电设备不因电网过电压而损坏,何不赶快动手一试!
德力西电气DZ47LET透明漏电保护断路器.
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