50mm 70mm 95mm Copper Conductor Underground Electrical Power Cable
50mm 70mm 95mm Copper Conductor Underground Electrical Power Cable image
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Basic Info.
Product Description
0.6/1kV XLPE Insulated Low Voltage Power Cable
1 Main Application
XLPE(Cross linked polyethylene) insulated cable functions well for electricity transmission and distribution lines for its excellent electrical and physical properties, including the advantage of simplicity in construction, lightness in weight; convenience in application besides its excellent electrical, thermal, mechanical and anti-chemical corrosion properties.
2 Standards
GB/12706-2008, IEC60502,IEC 60228,IEC60332 BS 5467,BS 6622 , IS 1554 , IS 7098and ICEA S-66-524 etc.
3 Product Properties
Suitable for power transmission and distribution lines with rated voltage 0.6/1 kV.
3.1 Rated voltages: 0.6/1 kV;
3.2 The ambient temperature for installation: ≥0ºC
3.3 Maximum conductor temperature in normal operation:≤90ºC
3.4 Max operating temperature of con. When cable short-circuited(5s maximum duration): 250ºC
4 Product Type
Chinese Type(General Type) | Description | Application | |
Cu | Al | ||
YJV (CU/XLPE/PVC) | YJLV (AL/XLPE/PVC) | Cu conductor(Al conductor)XLPE insulated PVC sheathed power cable | Laying indoors, in tunnel, fixed on the bracket, pipe and buried in the soil, the cable cannot bear external mechanical forces. |
YJY (CU/XLPE/PE) | YJLY (AL/XLPE/PE) | Cu conductor(Al conductor)XLPE insulated PE sheathed power cable | |
YJV22 (CU/XLPE/STA/PVC) | YJLV22 (AL/XLPE/STA/PVC) | Cu conductor(Al conductor)XLPE insulated double of steel-tape armored PVC sheathed power cable | For laying indoors, in tunnel, cable trench, or direct in ground, able to bear external mechanical forces, but unable to bear large pulling force. |
YJV23 (CU/XLPE/STA/PE) | YJLV23 (AL/XLPE/STA/PE) | Cu conductor(Al conductor)XLPE insulated double of steel-tape armored PE sheathed power cable | |
YJV62 (CU/XLPE/ATA/PVC) | YJLV62 (AL/XLPE/ATA/PVC) | Cu conductor(Al conductor)XLPE insulated double of aluminium-tape armored PVC sheathed power cable | |
YJV32 (CU/XLPE/SWA/PVC) | YJLV32 (AL/XLPE/SWA/PVC) | Cu conductor(Al conductor)XLPE insulated steel-wire armored PVC sheathed power cable | For laying indoors, in tunnel, cable trench, well or direct in ground, able to bear external mechanical forces and certain pulling force |
YJV33 (CU/XLPE/SWA/PE) | YJLV33 (AL/XLPE/SWA/PE) | Cu conductor(Al conductor)XLPE insulated steel-wire armored PE sheathed power cable | |
YJV72 (CU/XLPE/AWA/PVC) | YJLV72 (AL/XLPE/AWA/PVC) | Cu conductor(Al conductor)XLPE insulated aluminium-wire armored PE sheathed power cable |
5 Construction
5.1 XLPE insulated Power Cables for rated voltages up to and including 0.6/1kV
Conductor shaped: RE=circular solid, CC=compacted circular stranded, SM=sector shaped stranded
Conductors: Plain circular, compacted or shaped stranded copper or aluminium conductor
Insulation: XLPE (cross-linked polyethylene) rated at 90°C
Color identification
1 Core : Red or Black, 2 Cores : Red, Black, 3 Cores: Red, Yellow, Blue
4 Cores: Red, Yellow, Blue, Black, 5 Cores: Red, Yellow, Blue, Black, Green
Above 5 Cores: Black Cores with White numerals
*The above identifying can be changed as user requirement
6 The main technical parameters of cable
6.1 Max. Permissible D.C. resistance of conductor at 20ºC
Nominal section area (mm2) |
Copper conductor (Ω/km) |
Aluminum conductor (Ω/km) |
1.5 | 12.1 | – |
2.5 | 7.41 | 12.1 |
4 | 4.61 | 7.41 |
6 | 3.08 | 4.61 |
10 | 1.83 | 3.08 |
16 | 1.15 | 1.91 |
25 | 0.727 | 1.20 |
35 | 0.524 | 0.868 |
50 | 0.387 | 0.641 |
70 | 0.268 | 0.443 |
95 | 0.193 | 0.320 |
120 | 0.153 | 0.253 |
150 | 0.124 | 0.206 |
185 | 0.0991 | 0.164 |
240 | 0.0754 | 0.125 |
300 | 0.0601 | 0.100 |
400 | 0.0470 | 0.0778 |
500 | 0.0366 | 0.0605 |
7 The laying of the cable ampacity correction in different environments
7.1 Rating factors of current rating for ambient temperature:
Ambient temperature | 20ºC | 25ºC | 30ºC | 35ºC | 40ºC | 45ºC | 50ºC |
Rating factors | 1.18 | 1.14 | 1.10 | 1.05 | 1.0 | 0.95 | 0.89 |
Type | Specification | Outer diameter of conductor | Nominal thickness of insulation | Nominal sheath thickness | Approx.outer diameter of cable | Approx. Weight of cable | Ampacity of cable | ||||
Air | Soil | ||||||||||
CU | AL | Cu | Al | Cu | Al | ||||||
YJV CU/XLPE/PVC YJLV AL/XLPE/PVC |
mm2 | mm | mm | mm | mm | kg/km | kg/km | A | A | A | A |
4×1.5 RE | 1.38 | 0.7 | 1.8 | 10.9 | 157.8 | 120.5 | 21 | – | 26 | – | |
4×2.5 RE | 1.78 | 0.7 | 1.8 | 11.9 | 205.1 | 142.9 | 28 | 21 | 35 | 26 | |
4×4 RE | 2.24 | 0.7 | 1.8 | 13.0 | 272.3 | 172.8 | 37 | 28 | 46 | 35 | |
4×6 RE | 2.76 | 0.7 | 1.8 | 14.2 | 371.0 | 221.8 | 47 | 37 | 56 | 46 | |
4×10 CC | 3.8 | 0.7 | 1.8 | 16.8 | 543.9 | 295.2 | 64 | 49 | 76 | 59 | |
4×16 CC | 4.8 | 0.7 | 1.8 | 19.2 | 787.2 | 389.2 | 84 | 64 | 98 | 78 | |
4×25 CC | 6.0 | 0.9 | 1.8 | 23.0 | 1188.9 | 567.1 | 115 | 87 | 126 | 98 | |
4×35 CC | 7.0 | 0.9 | 1.8 | 25.4 | 1577.4 | 706.9 | 141 | 120 | 152 | 130 | |
4×50 SM | 8.0 | 1.0 | 1.9 | 26.1 | 2134.8 | 891.2 | 172 | 151 | 181 | 161 | |
4×70 SM | 9.5 | 1.1 | 2.0 | 30.1 | 2931.8 | 1190.8 | 218 | 183 | 222 | 192 | |
4×95 SM | 11.0 | 1.1 | 2.1 | 33.5 | 3895.1 | 1532.3 | 269 | 238 | 267 | 234 | |
4×120 SM | 12.4 | 1.2 | 2.3 | 36.6 | 4874.6 | 1890.0 | 313 | 285 | 305 | 276 | |
4×150 SM | 13.8 | 1.4 | 2.4 | 40.9 | 6078.8 | 2348.1 | 359 | 328 | 344 | 318 | |
4×185 SM | 15.4 | 1.6 | 2.6 | 46.5 | 7492.1 | 2890.8 | 405 | 375 | 383 | 351 | |
4×240 SM | 17.5 | 1.7 | 2.8 | 51.1 | 9619.9 | 3650.7 | 451 | 405 | 422 | 376 | |
4×300 SM | 19.6 | 1.8 | 3.0 | 56.3 | 11943.2 | 4481.7 | 491 | 422 | 461 | 394 |
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