低压配电系统中电涌保护器的设计应用

摘要

the article introduces the theory and major parameters of the SPD, it also expounds and analyses the selection procedure, and states the relevant precautions in process applying it%文章依据新规范介绍了电涌保护器的原理及重要参数指标,阐述并分析了电涌保护器的选用步骤和应用过程中的注意事项.