P4 or P4/P11 RFOU/TFOU 8.7/15KV Cable is a high-performance medium-voltage power cable, specifically designed for demanding marine and offshore environments. This cable features excellent flame retardancy, low smoke zero halogen characteristics, and outstanding resistance to mud corrosion, ensuring safe and reliable operation under harsh working conditions.
IEC 60092-353
IEC 60092-351
IEC 60092-359
IEC 60332-1
IEC 60332-3-22
IEC 60754-1,2
IEC 61034-1,2
NEK 606:2004
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 P4) |
| or halogen free mud resistant thermosetting compound, SHF MUD (for TYPE P4/P11), coloured red. |
| Nominal Cross Section Area | mm^2 | 25 | 35 | 50 | 70 | 95 | 120 |
| Nominal Conductor Diameter | mm | 6.5 | 7.4 | 8.7 | 10.3 | 12.2 | 13.8 |
| Maximum DC Resistant@20℃ | Ω/km | 0.734 | 0.529 | 0.391 | 0.27 | 0.195 | 0.154 |
| Continuous Current Rating@45℃1 Core | A | 127 | 157 | 196 | 242 | 293 | 339 |
| Continuous Current Rating@45℃3 Core | A | 89 | 110 | 137 | 169 | 205 | 237 |
| Short Circuit Current 1s | A | 3580 | 5010 | 7150 | 10020 | 13590 | 17170 |
| Operating Voltage | KV | 8.7/15 | 8.7/15 | 8.7/15 | 8.7/15 | 8.7/15 | 8.7/15 |
| Nominal Cross Section Area | mm^2 | 150 | 185 | 240 | 300 | 400 | 500 | 630 |
| Nominal Conductor Diameter | mm | 15.1 | 17.0 | 19.6 | 21.9 | 24.5 | 27.5 | 32.3 |
| Maximum DC Resistant@20℃ | Ω/km | 0.126 | 0.1 | 0.0762 | 0.0607 | 0.0475 | 0.0369 | 0.0286 |
| Continuous Current Rating@45℃1 Core | A | 389 | 444 | 522 | 601 | 690 | 780 | 890 |
| Continuous Current Rating@45℃3 Core | A | 272 | 311 | 365 | 421 | 483 | 546 | 623 |
| Short Circuit Current 1s | A | 21460 | 26470 | 34340 | 42930 | 57230 | 71540 | 90140 |
| Operating Voltage | KV | 8.7/15 | 8.7/15 | 8.7/15 | 8.7/15 | 8.7/15 | 8.7/15 | 8.7/15 |
| 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 | ||||
| 1×25 | 4.5 | 1.0 | 1.8 | 28.4 | 1305 |
| 1×35 | 4.5 | 1.0 | 1.8 | 29.3 | 1430 |
| 1×50 | 4.5 | 1.0 | 1.9 | 30.7 | 1620 |
| 1×70 | 4.5 | 1.0 | 1.9 | 32.4 | 1900 |
| 1×95 | 4.5 | 1.2 | 2.0 | 34.4 | 2250 |
| 1×120 | 4.5 | 1.2 | 2.1 | 36.6 | 2625 |
| 1×150 | 4.5 | 1.2 | 2.2 | 38.1 | 2940 |
| 1×185 | 4.5 | 1.2 | 2.2 | 40.6 | 3545 |
| 1×240 | 4.5 | 1.4 | 2.4 | 43.4 | 4220 |
| 1×300 | 4.5 | 1.4 | 2.5 | 46.3 | 5070 |
| 1×400 | 4.5 | 1.4 | 2.6 | 50.2 | 5760 |
| 1×500 | 4.5 | 1.4 | 2.7 | 53.6 | 6880 |
| 1×630 | 4.5 | 1.6 | 2.9 | 57.9 | 8460 |
| 3×25 | 4.5 | 1.4 | 2.7 | 55.3 | 4725 |
| 3×35 | 4.5 | 1.6 | 2.9 | 57.5 | 5215 |
| 3×50 | 4.5 | 1.6 | 3.0 | 60.6 | 5960 |
| 3×70 | 4.5 | 1.6 | 3.1 | 64.4 | 7035 |
| 3×95 | 4.5 | 1.6 | 3.3 | 68.7 | 8370 |
| 3×120 | 4.5 | 1.6 | 3.4 | 72.7 | 9745 |
| 3×150 | 4.5 | 1.8 | 3.6 | 76.8 | 11140 |
| 3×185 | 4.5 | 1.8 | 3.7 | 84.2 | 13490 |
| 3×240 | 4.5 | 1.8 | 4.0 | 90.6 | 15860 |
| 3×300 | 4.5 | 2.0 | 4.1 | 96.6 | 18320 |
