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Apr . 09, 2024 11:07 Back to list

Differences And Advantages Of XLPE Insulated Power Cable Compared With Ordinary Power Cable


Differences And Advantages Of XLPE Insulated Power Cable Compared With Ordinary Power Cable

So, do you know the difference between XLPE insulated power cable and ordinary power cable? What are the advantages of XLPE insulated power cables compared to ordinary power cables? Next, let's talk about xLPE insulated power cables.

 

The difference between xLPE insulated power cable and ordinary power cable:

1. Material differences between XLPE insulated power cables and non-XLPE insulated power cables.

2. Temperature performance: non-crosslinked polyvinyl chloride (PVC) cable temperature grade, generally 70°C, crosslinked polyethylene insulated cable temperature up to 90°C.

3. Different ampacity: For cables with the same conductor cross-sectional area, the ampacity of xLPE insulated cables should be greater than that of PVC insulated cables.

4. Scope of application: non-crosslinked PVC in combustion, will release toxic HCl smoke, fire protection requirements of low toxicity can not use PVC cable. Xlpe insulated cables are suitable for power distribution networks, industrial installations or other fields requiring large capacity power consumption. They are used for fixed laying on the power transmission and distribution lines with AC 50Hz and rated voltage 6kV ~ 35kV. Their main function is to transport electric energy.

XLPE cable

Advantages of XLPE insulated power cable:

  1. XLPE insulated power cable has excellent thermal and mechanical properties, excellent electrical properties and chemical corrosion resistance, and has the advantages of simple structure, light weight and unrestricted laying. It is a new cable widely used in urban power grid, mines and factories.
  2. 26/35kV MEDIUM VOLTAGE XLPE INSULATED MULTI-CORE STEEL TAPE ARMOURED CABLE

2. Crosslinked POLYETHYLENE is a kind of crosslinked polyethylene that transforms linear molecular structure into three-dimensional network structure by chemical or physical means. To a large extent, it improves the thermo-mechanical properties of polyethylene and maintains excellent electrical properties.

3. The rated working temperature of the conductor of xLPE insulated cable can reach 90℃, which is higher than that of paper insulated cable, PVC insulated cable and POLYETHYLENE insulated cable, thus further improving the bearing capacity of the cable.

 

Ok, the above is the difference between xLPE insulated power cable and ordinary power cable, as well as the advantages of XLPE insulated power cable, I hope you have an understanding. In addition, xiaobian also special remind you: the cross-linked cable on the market, due to different production processes, the product performance is also relatively uneven, so, we should pay attention to the selection of cross-linked cable.


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