IEC 60598的本部分规定了弱电超低压照明系统的要求 电源电压不超过1000 V的普通室内用光源 平行连接的灯具通过自由悬挂的连续电源供电 支持导线或型材，系统ELV部分的电流不超过25 A。购买本文件时，包括所有当前可用的修改件。

This part of IEC 60598 specifies requirements for extra-low-voltage lighting systems for ELV light sources, intended for ordinary interior use on supply voltages not exceeding 1 000 V. The luminaires, being connected in parallel, are supplied via freely suspended continuous supporting conductors or profiles, the current in the ELV part of the system not exceeding 25 A.All current amendments available at time of purchase are included with the purchase of this document.