Power Cables
PVC Insulated & Sheathed Unarmoured XLPE Insulated PVC/LSOH Sheathed LSOH Insulated Conduit Wires Fire Resistant Medium Voltage

Power Cables

BS 6622 Single Core Unarmoured (Copper Wire Screen) 15KV XLPE Stranded Copper Conductors

Construction

cross-sectional area mm2 Minimum average thickness of insulation mm Nominal area of copper tape screen
mm2		 Nominal area of copper wire screen mm2 Nominal thickness of PVC oversheath mm Nominal overall diameter of cable mm
50 4.5 19.4 16 1.7 26.3
70 4.5 21.2 16 1.8 28.1
95 4.5 22.9 16 1.9 30.1
120 4.5 24.4 16 1.9 31.8
150 4.5 25.7 16 2 33.1
185 4.5 27.5 16 2 35.1
240 4.5 29.7 25 2.1 37.3
300 4.5 32.0 25 2.2 39.8
400 4.5 34.7 35 2.3 42.7
500 4.5 37.6 35 2.4 45.9
630 4.5 41.0 35 2.5 49.5
800 Please refer to our technical department for further information
1000

Installation

cross-sectionalarea mm2 Approximatecable weight kg/m Nominal drum length
m 		Minimum bending radius mm Nominal internaldiameter of ducts mm
50 1.1 1000 500 100
70 1.4 1000 550 100
95 1.6 500 550 100
120 1.9 500 600 100
150 2.2 500 600 100
185 2.6 500 650 100
240 3.3 500 700 100
300 3.9 500 750 100
400 4.8 500 800 100
500 5.9 500 850 100
630 7.2 300 900 100
800 Please refer to our technical department for further information
1000

Electrical Performance

cross-sectional area mm2 Maximum DC resistance of conductor at 20 ℃ uohms/m Maximum AC resistance of conductor at 90 ℃ uohms/m Reactance at 50Hz
uohms/m 		Impedance at 50Hz uohms/m Maximum Capacitace PF/m Maximum charging current at normal voltage and frequency mA/m
50 387 494 135 511 204 0.56
70 268 343 127 365 232 0.63
95 193 248 120 275 258 0.7
120 153 196 116 228 281 0.77
150 124 159 112 194 301 0.82
185 99.1 128 109 167 329 0.9
240 75.4 98 105 143 363 0.99
300 60.1 80 101 128 398 1.09
400 47 64 97.9 116 439 1.2
500 36.6 57 95.1 107 483 1.32
630 28.3 42 91.9 101 534 1.46
800 Please refer to our technical department for further information
1000

Ratings

Cross-sectional area
mm2		 Current Ratings Short circuit ratings
Laid direct in ground
Amps		 Drawn into ducts
Amps		 Laid in air
Amps 		One second short circuit rating of conductor
KA 		One second short circuit rating of copper per core
KA
50 220 225 250 6.8 2.6
70 270 270 310 9.8 2.6
95 320 320 375 13.3 2.6
120 360 360 430 17.2 2.6
150 410 400 490 21.2 2.6
185 460 440 560 26.6 2.6
240 530 505 660 34.9 4.3
300 600 560 760 43.8 4.3
400 680 610 880 57.3 5.8
500 750 680 1000 72.3 5.8
630 830 750 1140 91.2 5.8
800 Please refer to our technical department for further information
1000