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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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| UNARMOURED THREE CORE CABLES |
| COPPER CONDUCTORS |
STANDARD : IEC 60502-2 |
Uo/U(UM)=3.5/6(7.2)kV |
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| 1. |
Conductor |
| 2. |
Conductor Screen |
| 3. |
XLPE Insulation |
| 4. |
Insulation Screen (Non-Metallic) |
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| 5. |
Insulation Screen (Metallic) |
| 6. |
PP Filler |
| 7. |
Bedding |
| 8. |
Outer Sheath |
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| 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 |
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- 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
- LAYING CONDITIONS :
Underground temperature of soil 20°C, Ground thermal resistivity 100°C cm/W, Ambient temperature 30°C. Depth of laying = 700 mm.
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| XLPE INSULATED MEDIUM VOLTAGE CABLES |
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