IEC 61347-2-7:2011/AMD2:2021
修改件2.灯具控制装置.第2-7部分:安全服务（ESSS）供电的应急照明电子控制装置（自给式）的特殊要求
Amendment 2 - Lamp controlgear - Part 2-7: Particular requirements for electric source for safety services (ESSS) supplied electronic controlgear for emergency lighting (self-contained)