1.Executive standard
GB/T 12706.1-2020

2.Appilcation
The product is suitable for power supply, transmission and distribution lines with rated AC voltage U0/U 26/35kV and below.

3.Character
A) during normal operation of cable, the maximum conductor temperature shall be 70℃ for PVC insulation and 90℃ for XLPE insulation.
B) Maximum temperature of conductor during short circuit (maximum duration not exceeding 5 seconds) :
PVC insulation — 160℃ for conductor cross section ≤300mm2, 140℃ for conductor cross section > 300mm2; Crosslinked PVC insulation at 250℃.
C) When laying cables, the ambient temperature shall not be less than 0℃, and the minimum allowable bending radius is as follows:
Single core cable: unarmored 20D, armored 15D
Multi-core cable: 15D for unarmored, 12D for armored
Where: D- actual outer diameter of cable.
D) Cable breaking force:
Aluminum core cable: 40×S (N)
Copper core cable: 70×S (N)
Note: S is the total cross-sectional area of the conductor

4.model and application

Model Name Usage
Copper core aluminium core
VV VLV PVC insulated and sheathed power cable Can be laid at indoor, tunnel and tube. Cable cannot under take mechanism outside force
VY VLY PVC insulated PE sheathed power cable Can be laid at indoor, tunnel tube and serious polluted places. Cable cannot undertake mechanism outside force
VV22 VLV22 PVC insulated steel tape armored PVC sheathed power cable Can be laid at indoor, tunnel tube and mining well. Cable cannot undertake mechanism outside force
VV23 VLV23 PVC insulated steel tape armored PE sheathed power cable Can be laid at indoor, tunnel tube mining well and serious polluted places. Cable cannot undertake mechanism outside force
VV32 VLV32 PVC insulated fine steel wire armored PVC sheathed power cable Can be laid at indoor, underground and mining well. Cable can undertake mechanism outside force
VV33 VLV33 PVC insulated fine steel wire armored PE sheathed power cable Can be laid at indoor, underground .Cable can under take mechanism outside force
YJV YJLV XLPE insulated PVC sheathed power cable Can be laid at indoor, tunnel and tube. Cable cannot under take mechanism outside force
YJY YJLY XLPE insulated PE sheathed power cable Can be laid at indoor, tunnel tube and serious polluted places. Cable cannot undertake mechanism outside force
YJV22 YJLV22 XLPE insulated steel tape armored PVC sheathed power cable Can be laid at indoor, tunnel tube and mining well. Cable cannot undertake mechanism outside force
YJV23 YJLV23 XLPE insulated steel tape armored PE sheathed power cable Can be laid at indoor, tunnel tube mining well and serious polluted places. Cable cannot undertake mechanism outside force
YJV32 YJLV32 XLPE insulated fine steel wire armored PVC sheathed power cable Can be laid at indoor, underground and mining well. Cable can undertake mechanism outside force
YJV33 YJLV33 XLPE insulated fine steel wire armored PE sheathed power cable Can be laid at indoor, underground .Cable can under take mechanism outside force

——Our Feature——

1.Imported equipment with experienced technical team
We have three plant and has 3048 employees which have 206 engineers. Plant has a series of imported production lines including Niehoff copper drawing lines, Troster Germany and Maillefer Finland 500KV VCV lines, stranding machine from Pourtier France, SKET Germany, Caballe Spain, 220KV and 35KV production line plus SIKORA X – RAY 8000 on-line eccentricity measuring unit from Germany
2.Complete certification system
We have gotten ISO 9001, ISO 14001, OHSAS 18001. Plant passed TUV, VDE, UL, CE, SAA, BS etc. certificate.
3.Perfect Production system
Our products cover LV power cable, MV power cable, HV&EHV power cable, ABC cables, ACSR/AAC/AAAC/ACAR/OPGW ,submarine cable, control cable, instrumentation cable, building wire, flexible rubber cable, fire rated cable, renewable cable, solar cable, industrial cable, Lan cable, coaxial cable etc.
4.Perfect Sales service system
We can offer the OEM/ODM service, Multiple products, Skilled Export sale engineer team, Reasonable price, Reliable quality, Friendly service.

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