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NOTICE! RCGC catalogues under circulation are still valid. Some International and National Standards mentioned in RCGC Catalogues.. <more>

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ARMOURED SINGLE CORE CABLES
ALUMINIUM CONDUCTORS STANDARD : IEC 60502-2 Uo/U(UM)=8.7/15(17.5)kV


ARMOURED SINGLE CORE CABLES

 1.  Conductor
 2.  Conductor Screen
 3.  XLPE Insulation
 4.  Insulation Screen (Non-Metallic)
 5.  Insulation Screen (Metallic)
 6.  Bedding
 7.  Aluminium Tape Armour
 8.  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 4.5 16.6 2x0.5 1.8 1.8 27 29 825 1025
11 35 7.1 4.5 17.7 2x0.5 1.8 1.8 28 30 900 1100
12 50 8.3 4.5 18.9 2x0.5 1.9 1.9 30 31 1000 1200
13 70 9.7 4.5 20.3 2x0.5 1.9 1.9 31 33 1125 1325
14 95 11.6 4.5 22.15 2x0.5 2.0 2.0 33 35 1300 1500
15 120 13.0 4.5 23.55 2x0.5 2.0 2.0 35 36 1400 1625
16 150 14.3 4.5 24.9 2x0.5 2.1 2.1 36 38 1550 1850
17 185 15.9 4.5 26.5 2x0.5 2.1 2.2 38 39 1725 1850
18 240 18.4 4.5 29.0 2x0.5 2.2 2.2 41 42 2000 2300
19 300 20.5 4.5 31.1 2x0.5 2.3 2.3 43 44 2300 2600
20 400 24.0 4.5 34.6 2x0.5 2.4 2.4 47 48 2725 3125
21 500 27.0 4.5 37.6 2x0.5 2.5 2.5 50 52 3200 3625
22 630 30.4 4.5 41.0 2x0.5 2.6 2.6 54 55 3750 4200


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
Trefoil Flat Cond. CUT CUW CUT CUW
Direct Buried In Air Direct Buried In Air
mm² Ohm/km mH/km mH/km mF/km kA kA kA Amps Amps Amps Amps V/A.Km
25 1.2000 0.505 0.796 0.17 2.360 0.434 2.000 128 132 129 133 1.3454
35 0.8680 0.484 0.771 0.19 3.304 0.457 2.000 153 159 154 161 0.9999
50 0.6410 0.468 0.751 0.20 4.720 0.485 2.000 181 190 181 193 0.7635
70 0.4430 0.441 0.719 0.23 6.608 0.523 2.000 220 235 221 238 0.5542
95 0.3200 0.428 0.703 0.25 8.968 0.562 2.000 264 287 264 290 0.4256
120 0.2530 0.413 0.684 0.27 11.328 0.597 2.000 300 330 301 333 0.3534
150 0.2060 0.401 0.668 0.29 14.160 0.630 3.125 335 373 335 376 0.3027
185 0.1640 0.388 0.652 0.32 17.464 0.669 3.125 380 428 378 431 0.2566
240 0.1250 0.373 0.632 0.35 22.656 0.725 3.125 440 506 437 507 0.214
300 0.1000 0.361 0.616 0.39 28.320 0.772 3.125 495 578 491 577 0.1857
400 0.0778 0.346 0.596 0.43 37.760 0.837 4.375 567 678 557 671 0.1599
500 0.0605 0.337 0.582 0.48 47.200 0.919 4.375 645 784 629 772 0.1405
630 0.0469 0.325 0.565 0.53 59.472 1.005 4.375 730 904 708 885 0.1245
 


  1. The code numbers to be read in conjunction with 04120131 at the beginnng. Example for 150 mm² cable, the code number is 0412013116.

    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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