scope:

1 General Fuses for use by unskilled persons according to the following sections shall comply with all subclauses of IEC 60269-1: Low-voltage fuses Part 1: General requirements IEC 60269-3: Low-voltage fuses Part 3: Supplementary requirements for fuses for use by unskilled persons (fuses mainly for household and similar applications) and shall comply with the requirements laid down in the relevant sections. This standard is divided into four sections, each dealing with a specific example of standardized fuses: Section I D type fuse system Section II Cylindrical fuses Cylindrical fuses Type A (NF cylindrical fuse system) Cylindrical fuses Type B (BS cylindrical fuse system) Cylindrical fuses Type C (Italian cylindrical fuse system) Section III Pin-type fuses Section IV Cylindrical fuse-links for use in plugs (BS plug-top fuse system) NOTE 1 Examples of standardized fuses complying with the requirements of IEC 60269-1 and IEC 60269-3 are listed in the present standard. Other examples may be added, provided that they comply with these requirements. NOTE 2 The following fuse-systems are standardized systems with respect to their safety aspects. EXPLANATORY NOTE In view of the fact that this standard should be read together with IEC 60269-1 and IEC 60269-3, the numbering of its clauses and subclauses is made to correspond to the latter. Regarding the tables, their numbering also corresponds to that of IEC 60269-1: however, when additional tables appear, they are referred to by capital letters: e.g. table A, table B, etc.