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  300/500V Ordinary tough rubber sheathed cord (CTF)
Application This cable works well for wiring inside of house and building under AC 300/500V.
Construction Conductor : Flexible Stranded Annealed Copper (Class 5) or Tinned Annealed Copper Wire
Insulation : EPR/IE4
Sheath : NR/SE3
Color - 2Core Sky Blue, Brown
- 3Core Green/Yellow, Sky Blue, Brown or Brown, Black, Gray
- 4Core Green/Yellow, Brown, Black, Gray or Sky Blue, Brown, Black, Gray
- Over 5Core : Refer to 60245-1 4.1.2
Temperature Rating 60 ℃
Standard KS C IEC 60245-4
Marking ㉿ KS C IEC 60245-4 300/500V 60245 KS IEC 53 00mm²×0C KISEONG 0000 (CTF)


Conductor Thickness of
insulation
Specified value
Sheathed
Thickness
Mean overall diameter Max. Conductor
Resistance 20℃
Approx.
Weight
Packing
Length
Nominal cross
-sectional
area
Maximum
Diameter
of wire
Approx.
Diameter
Lower limit Upper limit Copper Tinned
mm² mm mm mm mm mm mm Ω/km Ω/km kg/km m
2×0.75 0.21 1.1 0.6 0.8 5.7 7.4 26.0 26.7 70 300
2×1.0 0.21 1.3 0.6 0.9 6.1 8.0 19.5 20.0 90
2×1.5 0.26 1.4 0.8 1.0 7.6 9.8 13.3 13.7 117
2×2.5 0.26 1.8 0.9 1.1 9.0 11.6 7.98 8.21 152
3×0.75 0.21 1.1 0.6 0.9 6.2 8.1 26.0 26.7 90
3×1.0 0.21 1.3 0.6 0.9 6.5 8.5 19.5 20.0 105
3×1.5 0.26 1.4 0.8 1.0 8.0 10.4 13.3 13.7 150
3×2.5 0.26 1.8 0.9 1.1 9.6 12.4 7.98 8.21 190
4×0.75 0.21 1.1 0.6 0.9 6.8 8.8 26.0 26.7 105
4×1.0 0.21 1.3 0.6 0.9 7.1 9.3 19.5 20.0 125
4×1.5 0.26 1.4 0.8 1.1 9.0 11.6 13.3 13.7 180
4×2.5 0.26 1.8 0.9 1.2 10.7 13.8 7.98 8.21 245
5×0.75 0.21 1.1 0.6 1.0 7.6 9.9 26.0 26.7 -
5×1.0 0.21 1.3 0.6 1.0 8.0 10.3 19.5 20.0 -
5×1.5 0.26 1.4 0.8 1.1 9.8 12.7 13.3 13.7 -
5×2.5 0.26 1.8 0.9 1.3 11.9 15.3 7.98 8.21 -