P19 or P19/P21 RFOU 12/20KV
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 P19), or halogen free mud resistant thermosetting compound, SHF MUD (for TYPE P19/P21),coloured red.
Optional
- P20 or P20/P22 RFOU/TFOU 18/30(36) kV.
Electrical Characteristics
-
Nominal Cross Section Area mm² 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
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Nominal Cross Section Area mm² 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
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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 | 5.5 | 1.4 | 1.2 | 28 | 1200 |
| 1×25 | 5.5 | 1.5 | 1.2 | 31.6 | 1530 |
| 1×35 | 5.5 | 1.8 | 1.3 | 32.3 | 1595 |
| 1×50 | 5.5 | 1.8 | 1.4 | 33.8 | 1795 |
| 1×70 | 5.5 | 1.9 | 1.4 | 34.6 | 2070 |
| 1×95 | 5.5 | 2.0 | 1.5 | 37.0 | 2470 |
| 1×120 | 5.5 | 2.0 | 1.5 | 38.8 | 2810 |
| 1×150 | 5.5 | 2.1 | 1.6 | 40.7 | 3245 |
| 1×185 | 5.5 | 2.2 | 1.6 | 42.9 | 3765 |
| 1×240 | 5.5 | 2.3 | 1.7 | 45.8 | 4510 |
| 1×300 | 5.5 | 2.4 | 1.8 | 48.5 | 5315 |
| 3×16 | 5.5 | 1.8 | 2.0 | 55.5 | 4950 |
| 3×25 | 5.5 | 1.9 | 2.0 | 62.2 | 5705 |
| 3×35 | 5.5 | 2.9 | 2.1 | 62.6 | 5990 |
| 3×50 | 5.5 | 3.0 | 2.2 | 65.4 | 6740 |
| 3×70 | 5.5 | 3.1 | 2.3 | 69.1 | 7790 |
| 3×95 | 5.5 | 3.3 | 2.4 | 73.0 | 9150 |
| 3×120 | 5.5 | 3.4 | 2.5 | 77.4 | 10580 |
| 3×150 | 5.5 | 3.6 | 2.6 | 81.9 | 12145 |
| 3×185 | 5.5 | 3.8 | 2.7 | 89.5 | 12265 |
| 3×240 | 5.5 | 4.0 | 2.9 | 96.1 | 14725 |
| 3×300 | 5.5 | 4.2 | 3.0 | 101.9 | 17190 |