Historical
IEC 60269-2 Ed. 3.0 b:2006
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 I
"Fuses for use by authorized persons are generally designed to be used in installations where the fuse-links are accessible to, and may be replaced by, authorized persons only. This standard is divided into fuse systems,(A thru I), each dealing with a specific example of standardized fuses for use by authorized persons."
CONTENT PROVIDER
International Electrotechnical Commission [iec]
International Electrotechnical Commission [iec]