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These cables are flame retardant, low smoke, halogen free and mud resistant, used for fixed installation for medium voltage power.
Electrical Characteristics
| Conductors | Circular tinned annealed stranded copper to IEC 60228 class 2. |
| Conductor Screen | Semi conducting material. |
| Insulation | Halogen-free EPR. XLPE can be offered as an option (for TFOU cable). |
| Insulation Screen | Semi conducting material and tinned copper wire braid. |
| Bedding | Halogen free compound. |
| Armour | Tinned copper wire braid. |
| Outer Sheath | Halogen free thermosetting compound, SHF2 (for TYPE P19) |
| or halogen free mud resistant thermosetting compound, SHF MUD (for TYPE P19/P21), coloured red. |
| Nominal Cross Section Area | mm^2 | 16 | 25 | 35 | 50 | 70 | 95 |
| Nominal Conductor Diameter | mm | 5.2 | 6.5 | 7.4 | 8.7 | 10.3 | 12.2 |
| Maximum DC Resistant@20℃ | Ω/km | 1.16 | 0.734 | 0.529 | 0.391 | 0.27 | 0.195 |
| Continuous Current Rating@45℃1 Core | A | 96 | 127 | 157 | 196 | 242 | 293 |
| Continuous Current Rating@45℃3 Core | A | 67 | 89 | 110 | 137 | 169 | 205 |
| Short Circuit Current 1s | A | 2290 | 3580 | 5010 | 7150 | 10020 | 13590 |
| Operating Voltage | KV | 12/20 | 12/20 | 12/20 | 12/20 | 12/20 | 12/20 |
| Nominal Cross Section Area | mm^2 | 120 | 150 | 185 | 240 | 300 |
| Nominal Conductor Diameter | mm | 13.8 | 15.1 | 17.0 | 19.6 | 21.9 |
| Maximum DC Resistant@20℃ | Ω/km | 0.154 | 0.126 | 0.1 | 0.0762 | 0.0607 |
| Continuous Current Rating@45℃1 Core | A | 339 | 389 | 444 | 522 | 601 |
| Continuous Current Rating@45℃3 Core | A | 237 | 272 | 311 | 365 | 421 |
| Short Circuit Current 1s | A | 17170 | 21460 | 26470 | 34340 | 42930 |
| Operating Voltage | KV | 12/20 | 12/20 | 12/20 | 12/20 | 12/20 |
| Ambient Temperature Correction Factors | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 |
| Rating Factor | 1.1 | 1.05 | 1.0 | 0.94 | 0.88 | 0.82 | 0.74 | 0.67 | 0.58 | 0.47 |
| Bending Radius | 15×OD (during installation) |
| 9×OD (fixed installed) | |
| Temperature Range | -20℃ ~ +90℃ |
| Construction No. of cores×Cross section(mm^2) | Nominal Insulation Thickness (mm) | Nominal Sheath Thickness (mm) | Nominal Overall Diameter (mm) | Nominal Weight (kg/km) | |
| Inner | Outer | ||||
| 1×16 | 5.5 | 1.0 | 1.6 | 28 | 1200 |
| 1×25 | 5.5 | 1.0 | 1.7 | 31.6 | 1530 |
| 1×35 | 5.5 | 1.2 | 1.8 | 32.3 | 1595 |
| 1×50 | 5.5 | 1.2 | 2.0 | 33.8 | 1795 |
| 1×70 | 5.5 | 1.2 | 2.1 | 34.6 | 2070 |
| 1×95 | 5.5 | 1.2 | 2.1 | 37.0 | 2470 |
| 1×120 | 5.5 | 1.3 | 2.1 | 38.8 | 2810 |
| 1×150 | 5.5 | 1.3 | 2.2 | 40.7 | 3245 |
| 1×185 | 5.5 | 1.4 | 2.2 | 42.9 | 3765 |
| 1×240 | 5.5 | 1.4 | 2.4 | 45.8 | 4510 |
| 1×300 | 5.5 | 1.4 | 2.6 | 48.5 | 5315 |
| 3×16 | 5.5 | 1.4 | 2.6 | 55.5 | 4950 |
| 3×25 | 5.5 | 1.4 | 2.7 | 62.2 | 5705 |
| 3×35 | 5.5 | 1.4 | 2.8 | 62.6 | 5990 |
| 3×50 | 5.5 | 1.8 | 3.0 | 65.4 | 6740 |
| 3×70 | 5.5 | 1.8 | 3.1 | 69.1 | 7790 |
| 3×95 | 5.5 | 2.0 | 3.3 | 73.0 | 9150 |
| 3×120 | 5.5 | 2.0 | 3.4 | 77.4 | 10580 |
| 3×150 | 5.5 | 2.0 | 3.5 | 81.9 | 12145 |
| 3×185 | 5.5 | 2.0 | 3.7 | 89.5 | 12265 |
| 3×240 | 5.5 | 2.2 | 3.9 | 96.1 | 14725 |
| 3×300 | 5.5 | 2.2 | 4.0 | 101.9 | 17190 |
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Caledonian Cables
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