P3 or P3/P10 RFOU/TFOU 6/10KV
Applications
- These cables are flame retardant, low smoke, halogen free and mud resistant, used for fixed installation for medium voltage power.
Standards
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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
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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 P3), or halogen free mud resistant thermosetting compound, SHF MUD (for TYPE P3/P10),coloured red.
Electrical Characteristics
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Nominal Cross Section Area mm² 16 25 35 50 70 95 120 Nominal Conductor Diameter mm 5.2 6.5 7.4 8.7 10.3 12.2 13.8 Maximum DC Resistant@20℃ Ω/km 1.16 0.734 0.529 0.391 0.27 0.195 0.154 Continuous Current Rating@45℃1 Core A 96 127 157 196 242 293 339 Continuous Current Rating@45℃3 Core A 67 89 110 137 169 205 237 Short Circuit Current 1s A 2290 3580 5010 7150 10020 13590 17170 Operating Voltage KV 6/10 6/10 6/10 6/10 6/10 6/10 6/10
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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 6/10 6/10 6/10 6/10 6/10 6/10 6/10
Ambient Temperature Correction Factors
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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 | ||||
| 1×16 | 3.4 | 1.5 | 1.1 | 24.0 | 900 |
| 1×25 | 3.4 | 1.5 | 1.2 | 26.0 | 1140 |
| 1×35 | 3.4 | 1.6 | 1.2 | 26.9 | 1265 |
| 1×50 | 3.4 | 1.6 | 1.2 | 28.3 | 1460 |
| 1×70 | 3.4 | 1.7 | 1.3 | 30.0 | 1710 |
| 1×95 | 3.4 | 1.8 | 1.3 | 32.0 | 2060 |
| 1×120 | 3.4 | 1.8 | 1.4 | 33.8 | 2380 |
| 1×150 | 3.4 | 1.9 | 1.4 | 35.3 | 2700 |
| 1×185 | 3.4 | 2.0 | 1.5 | 37.8 | 3225 |
| 1×240 | 3.4 | 2.1 | 1.6 | 41.0 | 3990 |
| 1×300 | 3.4 | 2.2 | 1.6 | 43.7 | 4760 |
| 1×400 | 3.4 | 2.3 | 1.7 | 45.5 | 5900 |
| 1×500 | 3.4 | 2.4 | 1.8 | 49.5 | 7350 |
| 1×630 | 3.4 | 2.6 | 1.9 | 54.5 | 8750 |
| 3×16 | 3.4 | 2.3 | 1.7 | 46.0 | 3300 |
| 3×25 | 3.4 | 2.4 | 1.8 | 50.1 | 3905 |
| 3×35 | 3.4 | 2.5 | 1.8 | 52.2 | 4360 |
| 3×50 | 3.4 | 2.6 | 1.9 | 55.1 | 5185 |
| 3×70 | 3.4 | 2.7 | 2.0 | 58.9 | 6125 |
| 3×95 | 3.4 | 2.9 | 2.1 | 63.5 | 7500 |
| 3×120 | 3.4 | 3.0 | 2.2 | 67.6 | 8775 |
| 3×150 | 3.4 | 3.2 | 2.3 | 71.7 | 10235 |
| 3×185 | 3.4 | 3.4 | 2.4 | 74.0 | 11300 |
| 3×240 | 3.4 | 3.6 | 2.6 | 79.5 | 13300 |
| 3×300 | 3.4 | 3.8 | 2.7 | 85.0 | 16300 |