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FABUSHIJIAN:2019-8-20 16:03:49

在电力系统中,正常情况下,系统在额定电压下工作,电压偏差很小,所有电气设备正常工作。但是,当系统被闪电击中而出现故障情况时,系统电压会增加很多,电网电压会很高。正常电压是几倍甚至几十倍。在这种情况下,所有的系统设备绝缘将无法承受,被穿透,甚至被摧毁。在这个时候,氧化锌避雷器将派上用场。通常,氧化锌避雷器相当于一个大的电阻,并且是休眠的。一旦系统经历了电压,立即激活进入工作状态,立即将自己变成导体,释放高电压分散在大地上,防止系统电压不断增加,并保护设备和人身安全。

本文简要介绍了氧化锌避雷器乐彩网的工作原理和选择方法。 

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