3 CORE – Aluminium PVC Armoured & Unarmoured Power Cables

No. of
cores &
cross
sectional area		 Min No. of Wires Thicknessof PVC insulation (Nom.) Min. Thickness of PVC inner sheath mm
ARMOURED
Nominal
Dimensions of Armour
Strip
mm		 Wire
mm
Min. Thickness of
PVC Outer Sheath
Strip
mm		 Wire
mm
Overall Diameter
(Approx.)
Strip
mm		 Wire
mm
Approx. Net Wt.
of Cable
Strip
(Kg/Km)		 Wire
(Kg/Km)
UNARMOURED
Nom. Thickness of Outer Sheath mm Overall Diameter (Approx) mm Net Wt. of Cable (Approx) Kg/Km
Max. D.C.
Resistance
at 20
Ohms/Km		 Max. A.C.
Resistance
at 70
Ohms/Km		 Approx.
Resistance
at 50 Hz
Ohms/Km		 Approx.
Capacitance
mFd/Km
CURRENT RATINGS
Direct in Ground Amps Amps Duct Amps In Air Amps
3Cx1.5 1 0.8 0.3 — 1.40 — 1.24 — 14.0 — 420 1.80 11.00 190 18.10 21.72 0.126 0.140 16 14 13
3Cx2.5 1 0.9 0.3 — 1.40 — 1.24 — 15.0 — 500 1.80 12.00 230 12.10 14.52 0.119 0.150 21 18 18
3Cx4 1 1.0 0.3 — 1.40 — 1.24 — 16.5 — 595 1.80 13.50 300 7.41 8.89 0.116 0.410 28 23 23
3Cx6 1 1.0 0.3 — 1.40 — 1.24 — 17.5 — 685 1.80 14.40 350 4.61 5.53 0.110 0.470 35 30 30
3Cx10 1 1.0 0.3 — 1.40 — 1.40 — 19.5 — 830 1.80 15.60 435 3.08 3.70 0.100 0.560 46 39 40
3Cx16 6 1.0 0.3 4×0.8 1.60 1.40 1.40 18.6 20.2 569 767 1.80 18.40 415 1.91 2.29 0.097 0.760 60 50 51
3Cx25 6 1.2 0.3 4×0.8 1.60 1.40 1.40 20.3 22.9 750 971 2.00 21.50 586 1.20 1.44 0.097 0.860 76 63 70
3Cx35 6 1.2 0.3 4×0.8 1.60 1.40 1.40 23.1 24.7 888 1129 2.00 23.30 705 0.868 1.04 0.097 0.980 92 77 86
3Cx50 6 1.4 0.3 4×0.8 1.60 1.56 1.56 26.6 28.2 1147 1436 2.00 26.50 913 0.641 0.77 0.094 1.020 110 95 105
3Cx70 12 1.4 0.4 4×0.8 2.00 1.56 1.56 29.6 32.0 1426 1914 2.20 29.90 1187 0.443 0.53 0.090 1.180 135 115 130
3Cx95 15 1.6 0.4 4×0.8 2.00 1.56 1.72 33.5 36.2 1815 2420 2.20 33.80 1538 0.320 0.38 0.090 1.200 165 140 155
3Cx120 15 1.6 0.4 4×0.8 2.00 1.72 1.72 37.0 39.4 2166 2796 2.20 37.00 1829 0.253 0.30 0.087 1.310 185 155 180
3Cx150 15 1.8 0.5 4×0.8 2.00 1.88 1.88 40.1 42.4 2584 3249 2.40 40.10 2228 0.206 0.25 0.087 1.310 210 175 205
3Cx185 30 2.0 0.5 4×0.8 2.50 1.88 2.04 44.2 47.9 3009 4246 2.60 44.60 2743 0.164 0.20 0.087 1.310 235 200 240
3Cx240 30 2.2 0.6 4×0.8 2.50 2.20 2.20 50.3 53.7 3945 5171 2.80 50.70 3541 0.125 0.15 0.087 1.340 275 235 280
3Cx300 30 2.4 0.6 4×0.8 2.50 2.36 2.36 55.0 58.4 4731 6085 3.00 55.50 4296 0.100 0.12 0.086 1.410 305 260 315
3Cx400 53 2.6 0.7 4×0.8 3.15 2.52 2.68 62.6 67.6 5927 8135 3.40 63.80 5537 0.0778 0.09 0.086 1.450 335 290 375