IEC 60269-2:2016
低壓熔斷器.第2部分:核準人員使用的熔斷器補充要求(工業主體應用熔斷器).熔斷器A至K的標準化系統示例
Low-voltage fuses - Part 2: Supplementary requirements for fuses for use by authorized persons (fuses mainly for industrial application) - Examples of standardized systems of fuses A to K