This part of IEC 60684 specifies requirements for six types of general purpose, heat shrink, polyolefin, double wall, flame retardant tubing with shrink ratios of 2:1, 3:1 or 4:1 and available in low and high temperature adhesive internal walls.
NF C93-643-248*NF EN 60684-3-248:2014 Referenced Document
ISO 1817 Rubber, vulcanized or thermoplastic*, 2024-02-01 Update
NF C93-643-248*NF EN 60684-3-248:2014 history
2014NF C93-643-248*NF EN 60684-3-248:2014 Flexible insulating sleeving - Part 3 : specifications for individual types of sleeving - Sheet 248 : general purpose, heat-shrinkable, dual wall polyolefin sleeving, flame retarded, shrink ratios 2:1, 3:1, 4:1