IEC 61300-2-4:2019 is available as IEC 61300-2-4:2019 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC 61300-2-4:2019 is to ensure that the retention or attachment of the fibre, cord or cable in a fibre optic device or an enclosure  This second edition cancels and replaces the first edition published in 1995. This edition includes the following significant technical changes with respect to the previous edition:
a) addition of Clause 2, Normative references;
b) clarification of the test procedures;
c) clarification of the severities;
d) modification of the whole document structure according to the latest ISO/IEC Directives.
Keywords: tensile load  applied to the fibre, cord or cable