标准摘要
[中文适用范围]： 本标准适用于主触头连接至额定电压不超过交流1000V或直流1500V的电路的断路器；它还包含对集成熔断器断路器的附加要求。 [外文原描述]： This standard applies to circuit-breakers, the main contacts of which are intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c. or 1 500 V d.c.; it also contains additional requirements for integrally fused circuit-breakers.
英文名称Low-voltage switchgear and controlgear - Part 2: Circuit-breakers