防雷接地检测规范2008 ... 等电位连接 equipotential bonding 电涌保护器 surge protection device SPD 过电流保护器 overcurrent protection ...
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SPD surge protection device SPD浪涌保护
Defend security and online security of Surge Protection Device (SPD) which related directly whether the railroad signal is correct.
电涌保护器(SPD)的防护安全性和在线安全性，直接关系到铁路信号的正确与否。
Combining the actual situation of existing refuelling station, this article describes the necessity of setting up surge protection device (SPD) in refuelling station.
结合现有加油站的实际情况，阐述了加油站设置电涌保护器(SPD)的必要性。
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