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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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  Pages 8 - 8 of 69 records        |  Top   |  Previous  |   Next  |  End  |  
UNARMOURED THREE CORE CABLES
COPPER CONDUCTORS STANDARD : IEC 60502-2 Uo/U(UM)=3.5/6(7.2)kV


UNARMOURED 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.  Outer Sheath

 
Item code (1) Size Diameter of Conductor (Approx.) Nominal Insulation Thickness Diameter over Insulation (Approx.) 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 kg/km kg/km
10 25 5.9 2.5 12.5 2.1 2.1 39 42 1925 2075
11 35 6.9 2.5 13.5 2.1 2.2 41 44 2300 2450
12 50 8.1 2.5 14.7 2.2 2.3 44 47 2775 2950
13 70 9.7 2.5 16.3 2.3 2.4 48 51 3550 3700
14 95 11.4 2.5 18.0 2.5 2.5 52 55 4500 4600
15 120 12.9 2.5 19.5 2.6 2.6 56 59 5350 5525
16 150 14.3 2.5 20.9 2.7 2.8 59 62 6350 6550
17 185 16.0 2.5 22.6 2.8 2.9 63 66 7550 7800
18 240 18.4 2.6 25.2 3.0 3.0 69 72 9500 9675
19 300 20.4 2.8 27.6 3.2 3.2 75 78 11650 11800


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 0.7270 0.305 0.26 3.575 1.023 2.000 153 146 146 140 0.811
35 0.5240 0.294 0.29 5.005 1.092 2.000 182 176 175 169 0.602
50 0.3870 0.283 0.32 7.150 1.176 2.000 214 210 206 202 0.459
70 0.2680 0.272 0.36 10.010 1.290 2.000 261 260 253 250 0.335
95 0.1930 0.266 0.39 13.585 1.407 2.000 312 315 303 304 0.258
120 0.1530 0.259 0.43 17.160 1.512 2.000 353 360 344 349 0.215
150 0.1240 0.253 0.47 21.450 1.611 3.125 395 407 385 395 0.185
185 0.0991 0.250 0.52 26.455 1.728 3.125 445 464 435 451 0.159
240 0.0754 0.243 0.56 34.320 1.911 3.125 513 543 503 530 0.134
300 0.0601 0.236 0.58 42.900 2.079 3.125 573 613 563 599 0.117
 


  1. The code numbers to be read in conjunction with 02020103 at the beginnng. Example for 150 mm² cable, the code number is 0202010316.

    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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