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Product description
Metallic Screens Power Cable
■ Product standard
Enterprise standard
■ Application
The product is suitable for electric power transmission and distribution network
circuit with rated voltage 0.6/1kV and including.
■ Product Characteristic
1. It has strong properties of anti-electromagnetic interference and anti-thunder strike.
2. Equilibrium electric potential, improving the quality of power supply.
■ Type designation and specification
Type |
Designation |
Number of core |
Nominal cross sectional mm2 |
|
Copper conductor |
Aluminum conductor |
|||
VV-PT YJV-PT |
VV-PT YJV-PT |
PVC (XLPE)insulated, metallic screens and PVC sheathed electrical cable |
1 2 |
4~300 |
VV22-PT YJV22-PT |
VLV22-PT YJLV22-PT |
PVC (XLPE)insulated, metallic screens, steel tape armored and PVC sheathed electrical cable |
3 |
4~185 |
VV32-PT YJV32-PT |
VLV32-PT YJLV32-PT |
PVC (XLPE)insulated, metallic screens, fine steel wire armored and PVC sheathed electrical cable |
3+1 |
4~300 |
VV42-PT YJV42-PT |
VLV42-PT YJLV42-PT |
PVC (XLPE)insulated, metallic screens, heavy steel wire armored and PVC sheathed electrical cable |
4 |
|
Note: include flame-retardant and fire-resistant type. |
■ Schematic figuration of structure
1. Cu conductor
2. Insulation
3. Wrapped tape
4. Filler
5. PVC inner sheath
6. Copper tape armored
7. Outersheath
■ Technical parameter
1. D.C. resistance of conductor is referenced to the cable with PVC insulation and sheath.
2. Resistance insulated.
No. |
Capability |
PVC insulated |
XLPE insulated |
1 |
At work temperature of cable |
1013 1010 |
— 1012 |
2 |
At work temperature of cable |
36.7 0.0367 |
— 3.67 |
3. A.C. voltage test:
The finished cable shall be subjected to A.C. voltage of 50Hz 3500V 5min and result should be not breakdown. As far as single core is concerned, it should make voltage resistant test after immersing water.
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