Beijing Cable Industry Development Co.,Ltd
Beijing Cable Industry Development Co.,Ltd
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Flame Retardant 35kV MV Power Cables Annealed Copper Conductor Core
MEDIUM VOLTAGE CABLE VOLTAGE
3.6/6KV, 6/10KV, 8.7/15KV, 12/20KV, 18/20KV, 21/35KV, 26/35KV
MEDIUM VOLTAGE CABLE CONSTRUCTION
1. Conductor: Copper or aluminium (class1 or class 2)
2. Inner semi-conducting layer
3. Insulation: Cross inked polyethylene (XLPE)
4. Outer semi-conducting layer
5. Armoured or Unarmoured
6. Wrapping of conductive material
7. Screen: Braiding of copper wires or copper tape
8. Separator
9. Outer jacket: PVC or PE
MEDIUM VOLTAGE CABLE APPLICATION
MV xlpe cable is used to transmit and distribute power in power transmission and distribution system of 35kV or lower. It is generally applied to the fields including power, construction, mines, metallurgy, petrochemical industry and communication in complete replace of oil immersed paper insulated power cable and in partial replace of PVC insulated power cable.
MEDIUM VOLTAGE CABLE CHARACTERISTICS
Suitable for power transmission and distribution lines with rated voltage 3.6/6 kV~26/35 kV.
1. Rated voltages: 3.6/6 kV~26/35 kV
2. The ambient temperature for installation: ≥0℃
3. Maximum conductor temperature in normal operation:≤90℃
4. Max operating temperature of con. When cable short-circuited(5s maximum duration): 250℃
XLPE INSULATE PVC SHEATH MV CABLE DATA
| Type | Specification | Conductor diameter
| Nominal thickness of insulation | Nominal sheath thickness | Approx. Outer diameter of cable | Approx. Weight of cable | |
| CU | AL | ||||||
| YJV CU/XLPE/PVC YJLV AL/XLPE/PVC | mm2 | mm | mm | mm | mm | kg/km | kg/km |
| 3×25 | 6.0 | 2.5 | 2.1 | 36.1 | 1660 | 1203 | |
| 3×35 | 7.0 | 2.5 | 2.1 | 38.3 | 2018 | 1383 | |
| 3×50 | 8.4 | 2.5 | 2.2 | 41.3 | 2481 | 1619 | |
| 3×70 | 10.0 | 2.5 | 2.4 | 45.1 | 3199 | 1959 | |
| 3×95 | 11.5 | 2.5 | 2.5 | 48.6 | 4064 | 2339 | |
| 3×120 | 13.0 | 2.5 | 2.6 | 52.9 | 4902 | 2729 | |
| 3×150 | 14.5 | 2.5 | 2.7 | 55.2 | 5758 | 3072 | |
| 3×185 | 16.2 | 2.5 | 2.8 | 59.8 | 6965 | 3609 | |
| 3×240 | 18.4 | 2.5 | 3.0 | 64.7 | 8724 | 4309 | |
| 3×300 | 20.5 | 2.5 | 3.2 | 70.5 | 10701 | 5154 | |
| 3×400 | 23.5 | 2.5 | 3.4 | 78.0 | 13417 | 6340 | |
MEDIUM VOLTAGE CABLE TYPE & APPLICATION
| 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 | |