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ARMOURED THREE CORE CABLES
ALUMINIUM CONDUCTORS STANDARD : IEC 60502-2 Uo/U(UM)=6/10(12)kV


ARMOURED THREE CORE CABLES

 1.  Conductor
 2.  Conductor Screen
 3.  XLPE Insulation
 4.  Insulation Screen (Non-Metallic)
 5.  Insulation Screen (Metallic)
 6.  PP Filler
 7.  Bedding
 8.  Steel Tape Armour
 9.  Outer Sheath

 
Item code (1) Size Diameter of Conductor (Approx.) Nominal Insulation Thickness Diameter over Insulation (Approx.) Number and Nominal Thickness of Steel Tape Nominal Outer Sheath thickness Overall Diameter (Approx.) Weight of Cable (Approx.)
CUT CUW CUT CUW CUT CUW
  mm² mm mm mm mm mm mm mm mm kg/km kg/km
10 25 6.0 3.4 14.4 2x0.5 2.3 2.4 46 49 2300 2450
11 35 7.1 3.4 15.5 2x0.5 2.4 2.5 49 52 2750 2925
12 50 8.3 3.4 16.7 2x0.5 2.5 2.6 51 55 3100 3275
13 70 9.7 3.4 18.1 2x0.5 2.6 2.7 55 58 3550 3700
14 95 11.6 3.4 19.95 2x0.5 2.8 2.8 60 62 4100 4250
15 120 13.0 3.4 21.35 2x0.5 2.9 2.9 63 66 4600 4750
16 150 14.3 3.4 22.7 2x0.5 3.0 3.0 66 69 5075 5350
17 185 15.9 3.4 24.3 2x0.5 3.1 3.1 70 73 5700 5900
18 240 18.4 3.4 26.8 2x0.5 3.3 3.3 76 79 6750 6950
19 300 20.5 3.4 28.9 2x0.5 3.4 3.5 81 84 7675 7925


Size Max. DC Resis- tance at 20°C Inductance Capaci- tance Adiabatic Short Circuit Current for 1 second Current Carrying Capacity (2) Voltage Drop per phase
Cond. CUT CUW CUT CUW
Direct Buried In Air Direct Buried In Air
mm² Ohm/km mH/km mF/km kA kA kA Amps Amps Amps Amps V/A.Km
25 1.2000 0.387 0.21 2.360 1.149 2.000 116 112 111 107 1.3187
35 0.8680 0.368 0.23 3.304 1.218 2.000 137 135 132 129 0.9736
50 0.6410 0.358 0.25 4.720 1.302 2.000 161 160 156 154 0.7386
70 0.4430 0.342 0.29 6.608 1.416 2.000 196 196 190 189 0.5318
95 0.3200 0.335 0.31 8.968 1.533 2.000 235 238 228 230 0.4046
120 0.2530 0.326 0.34 11.328 1.638 2.000 261 271 259 263 0.3337
150 0.2060 0.319 0.37 14.160 1.737 3.125 297 306 290 296 0.2842
185 0.1640 0.313 0.40 17.464 1.854 3.125 335 348 328 339 0.2396
240 0.1250 0.305 0.44 22.656 2.022 3.125 388 407 381 398 0.1986
300 0.1000 0.297 0.48 28.320 2.163 3.125 435 461 428 452 0.1508
 


  1. The code numbers to be read in conjunction with 03120143 at the beginnng. Example for 150 mm² cable, the code number is 0312014316.

    Code number for other types of insulaton screen, Replace the 6th digit as follows:
    2 for S + CUW, 3 for B + CUT; 4 for B + CUW

  2. LAYING CONDITIONS :

    Underground temperature of soil 20°C, Ground thermal resistivity 100°C cm/W, Ambient temperature 30°C. Depth of laying = 700 mm.

XLPE INSULATED MEDIUM VOLTAGE CABLES
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