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Ⅰ. Application
It is suitable to use for transmission and distribution electric circuit in power system with rated voltage up to 0.6/1 kV. Especially for the fields possessing precise electronic equipments.
II. Type and Designation
Type |
Designation |
Standard |
|
copper core |
aluminum core |
||
VV-P |
VLV-P |
Copper (aluminum) PVC insulation metal screening PVC jacketing power cable Copper(aluminum) XLPE insulation metal screening PVC jacketing power cable |
Enterprise Standard |
VV22-P YJV22-P |
VLV22-P |
Copper (aluminum) PVC insulation metal screening steel strip Copper (aluminum) XLPE insulation metal screening steel strip armoring PVC jacketing power cable |
|
VV32-P |
VLV32-P |
Copper (aluminum) PVC insulation metal screening thin steel wire armoring PVC jacketing power cable Copper (aluminum) XLPE insulation metal screening thin steel |
|
VV42-P YJV42-P |
VLV42-P YJLV42-P |
Copper (aluminum) PVC insulation metal screening thick Copper (aluminum) XLPE insulation metal screening thick steel wire armoring PVC jacketing power cable |
|
III. Specification
Type |
Rated voltage kV |
Number of |
Nominal cross-section mm2 |
|
Copper Core |
ALUMINUM core |
|||
VV-P. YJV-P |
VLV-P. YJLV-P |
0.6/1 |
1 |
4〜300 |
VV22-P、 YJV22-P |
VLV22-P、 YJLV22-P |
|||
VV32-P、 YJV32-P |
VLV32-P. YJLV32-P |
|||
VV42-P、 YJV42-P |
VLV42-P、 YJLV42-P |
|||
IV. Structural Figure
V. Technical Parameter
1. Conductor DC resistance shall meet the stipulation in GB/T3956.
2. Finished cable shall pass the AC voltage （50Hz、5min、3500v） test without breakdown.
3. Insulation resistance
No |
Properties |
PVC insulation |
XLPE insulation |
1 |
p Volume resistivity Ω ・ cm 20°C |
1013 |
— |
2 |
Ki Insulation resistance constant Ki MΩ - km |
36.7 |
— |
Ⅵ. Feature
1. It has excellent properties for anti-electromagnetic interfere and anti-thunder damage.
2. It can balance the potential, and so improve the electricity quality.
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