P4 or P4/P11 RFOU/TFOU 8.7/15KV
Applications :
- These cables are flame retardant, low smoke, halogen free and mud resistant, used for fixed installation for medium voltage power.
Standards :
-
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
Construction :
- 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.
Electrical Characteristics :
-
Nominal Cross Section Area mm² 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 mm² 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 :
-
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
Mechanical and Thermal Properties :
- Bending Radius :15×OD (during installation); 9×OD (fixed installed).
- Temperature Range : -20℃ ~ +90℃.
Dimensions and Weight :
Construction No. of cores×Cross section (mm²) |
Nominal Insulation Thickness mm |
Nominal Sheath Thickness mm |
Nominal Overall Diameter mm |
Nominal Weight kg/km |
|
Inner | Outer | ||||
1×25 | 4.5 | 1.6 | 1.2 | 28.4 | 1305 |
1×35 | 4.5 | 1.6 | 1.3 | 29.3 | 1430 |
1×50 | 4.5 | 1.7 | 1.3 | 30.7 | 1620 |
1×70 | 4.5 | 1.8 | 1.3 | 32.4 | 1900 |
1×95 | 4.5 | 1.8 | 1.4 | 34.4 | 2250 |
1×120 | 4.5 | 1.9 | 1.5 | 36.6 | 2625 |
1×150 | 4.5 | 2.0 | 1.5 | 38.1 | 2940 |
1×185 | 4.5 | 2.0 | 1.5 | 40.6 | 3545 |
1×240 | 4.5 | 2.1 | 1.6 | 43.4 | 4220 |
1×300 | 4.5 | 2.2 | 1.7 | 46.3 | 5070 |
1×400 | 4.5 | 2.4 | 1.8 | 50.2 | 5760 |
1×500 | 4.5 | 2.5 | 1.8 | 53.6 | 6880 |
1×630 | 4.5 | 2.6 | 1.9 | 57.9 | 8460 |
3×25 | 4.5 | 2.6 | 1.9 | 55.3 | 4725 |
3×35 | 4.5 | 2.7 | 2.0 | 57.5 | 5215 |
3×50 | 4.5 | 2.8 | 2.0 | 60.6 | 5960 |
3×70 | 4.5 | 2.9 | 2.1 | 64.4 | 7035 |
3×95 | 4.5 | 3.1 | 2.2 | 68.7 | 8370 |
3×120 | 4.5 | 3.2 | 2.3 | 72.7 | 9745 |
3×150 | 4.5 | 3.4 | 2.4 | 76.8 | 11140 |
3×185 | 4.5 | 3.6 | 2.6 | 84.2 | 13490 |
3×240 | 4.5 | 3.8 | 2.7 | 90.6 | 15860 |
3×300 | 4.5 | 4.0 | 2.9 | 96.6 | 18320 |