标准摘要
[中文适用范围]： 适用于额定电压不超过交流1000V或直流1500V的配电电路和电动机电路中使用的开关、隔离开关、隔离开关和熔断器组合装置。本标准不包括以下必要的附加要求：爆炸性气体环境用电气设备。 [外文原描述]： Applies to switches, disconnectors, switch-disconnectors and fuse-combination units to be used in distribution circuits and motor circuits of which the rated voltage does not exceed 1 000 V a.c. or 1 500 V d.c. This standard does not include the additional requirements necessary for electrical apparatus for explosive gas atmospheres.
英文名称Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units