3.5 CORE – Copper PVC Armoured & Unarmoured Power Cables

3.5 CORE COPPER PVC ARMOURED POWER CABLES

Type No. of
cores &
cross
sectional area		 Min No. of Wires Thicknessof PVC insulation (Nom.)(mm) Min. Thickness of PVC inner sheath (mm)
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)
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		 In Air
Amps
YWY/YFY 3.5C X 25/16 6/6 1.2/1.0 0.3 4×0.8 1.60 1.40 1.40 23.8 25.4 1438 1685 0.727 0.87 0.097 0.86 99 90
YWY/YFY 3.5C X 35/16 6/6 1.2/1.0 0.3 4×0.8 1.60 1.40 1.40 24.8 26.4 1741 2004 0.524 0.627 0.097 0.98 120 110
YWY/YFY 3.5C X 50/25 6/6 1.4/1.2 0.3 4×0.8 1.60 1.56 1.56 28.4 30.0 2313 2606 0.387 0.463 0.094 1.02 145 135
YWY/YFY 3.5C X 70/35 12/6 1.4/1.2 0.4 4×0.8 2.00 1.56 1.56 32.5 34.9 3113 3657 0.268 0.321 0.090 1.18 175 165
YWY/YFY 3.5C X 95/50 15/6 1.6/1.4 0.4 4×0.8 2.00 1.56 1.72 36.2 38.9 4115 4756 0.193 0.231 0.090 1.20 210 200
YWY/YFY 3.5C X 120/70 18/12 1.6/1.4 0.5 4×0.8 2.00 1.72 1.88 39.3 42.1 5125 5827 0.153 0.184 0.087 1.31 240 230
YWY/YFY 3.5C X 150/70 18/12 1.8/1.4 0.5 4×0.8 2.00 1.88 1.88 44.0 46.4 6095 6825 0.124 0.149 0.087 1.31 270 265
YWY/YFY 3.5C X 185/95 30/15 2.0/1.6 0.5 4×0.8 2.50 2.04 2.04 48.8 52.2 7595 8799 0.0991 0.120 0.087 1.31 300 305
YWY/YFY 3.5C X 240/120 34/18 2.2/1.6 0.6 4×0.8 2.50 2.20 2.36 55.2 58.9 9738 11128 0.0754 0.0912 0.087 1.34 345 355
YWY/YFY 3.5C X 300/150 34/18 2.4/1.8 0.6 4×0.8 3.15 2.36 2.52 59.7 64.7 11945 14064 0.0601 0.0739 0.086 1.41 385 400
YWY/YFY 3.5C X 400/185 53/30 2.6/2.0 0.7 4×0.8 3.15 2.68 2.68 68.6 73.3 15139 17523 0.0470 0.0592 0.086 1.45 425 455

3.5 CORE COPPER PVC UNARMOURED POWER CABLES

Type No. of
cores &
cross
sectional area
sqmm		 Min No. of Wires Thicknessof PVC insulation (Nom.)
mm		 Min. Thickness of PVC innersheath
mm		 Min. Thickness of PVC Outer sheath
mm		 Overall
Diameter
(Approx)		 Net Wt.
of Cable
(Approx)		 Max. D.C.
Resistance
at 20°C
Ohms/Km		 Max. A.C.
Resistance
at 70°C
Ohms/Km		 Approx.
Resistance
at 50 Hz
Ohms/Km		 Approx.
Capacitance
mFd/Km
CURRENT RATINGS
Direct in Ground
Amps		 In Duct
Amps		 In Air
Amps
YY 3.5 C X 25/16 6/6 1.2/1.0 0.30 2.00 24.00 1248 0.73 0.87 0.097 0.86 99 81 90
YY 3.5 C X 35/16 6/6 1.2/1.0 0.30 2.00 25.00 1541 0.524 0.627 0.097 0.98 120 99 110
YY 3.5 C X 50/25 6/6 1.4/1.2 0.30 2.00 28.30 2058 0.387 0.463 0.094 1.02 145 125 135
YY 3.5 C X 70/35 12/6 1.4/1.2 0.40 2.20 32.80 2845 0.268 0.321 0.090 1.18 175 150 165
YY 3.5 C X 95/50 15/6 1.6/1.4 0.40 2.20 31.50 3810 0.193 0.231 0.090 1.20 210 175 200
YY 3.5 C X 120/70 18/12 1.6/1.4 0.50 2.40 39.70 4804 0.153 0.184 0.087 1.31 240 195 230
YY 3.5 C X 150/70 18/12 1.8/1.4 0.50 2.40 44.00 5699 0.124 0.149 0.087 1.31 270 225 265
YY 3.5 C X 185/95 30/15 2.0/1.6 0.50 2.60 48.90 7161 0.099 0.1200 0.087 1.31 300 255 305
YY 3.5 C X 240/120 34/18 2.2/1.6 0.60 3.00 56.00 9340 0.075 0.0912 0.087 1.34 345 295 355
YY 3.5 C X 300/150 34/18 2.4/1.8 0.60 3.20 60.60 11521 0.060 0.0739 0.086 1.41 385 335 400
YY 3.5 C X 400/185 53/30 2.6/ 2.0 0.70 3.40 69.40 14651 0.0470 0.0592 0.086 1.45 425 360 455