Low-voltage switchgear and controlgear—Over-current protective devices—Part 2:Selectivity under over-current conditions
IDT IEC/TR 61912-2:2009
全国低压电器标准化技术委员会(SAC/TC 189)
本指导性技术文件规定了有关术语的定义。
本指导性技术文什适用于低压开关没备和控制设备的过电流保护电器之间选择性的应用导则，并给出了一些应用举例。
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