
High ampacity XLPE cables (105°C)
Description
OverviewApplication Ideal for use in high ambient temperature zones like northern India, where summer temperatures go up to 50°C. They are also used in Middle Eastern countries where summer temperatures go as high as 55°C. Characteristics XLPE insulation is suitable for maximum continuous operating temperatures of 105°C instead of the conventional XLPE, with maximum operating temperatures of 90°C. Thus these cables can carry up to 15% more current. Applicable standards All applicable standards Product range Full range of LV and MV cables Advantages Due to high ambient temperatures, the cables’ current-carrying capacity is de-rated. By using these cables one can avoid using higher cross sections of conductors, thereby reducing cost.
A higher continuous conductor temperature allows more current through the same cross-section, increasing circuit capacity without increasing cable size - useful where ducts and routes are already full.
Why this wire
Key benefitsCharacteristics
At a glance| Application | Ideal for use in high ambient temperature zones like northern India, where summer temperatures go up to 50°C. They are also used in Middle Eastern countries where summer temperatures go as high as 55°C. |
|---|---|
| Characteristics | XLPE insulation is suitable for maximum continuous operating temperatures of 105°C instead of the conventional XLPE, with maximum operating temperatures of 90°C. Thus these cables can carry up to 15% more current. |
| Applicable standards | All applicable standards |
| Product range | Full range of LV and MV cables |
| Advantages | Due to high ambient temperatures, the cables’ current-carrying capacity is de-rated. By using these cables one can avoid using higher cross sections of conductors, thereby reducing cost. |
| 105°C vs conventional 90°C XLPE | Standard XLPE is rated for 90°C continuous conductor temperature; this compound is rated for 105°C continuous. |
| What that allows | More current, or the same current in hotter surroundings — the exact gain depends on installation and derating, not a fixed figure. |
| To size it, send us | Ambient temperature, installation method, grouping, conductor material and size, and the required current. |
| Still needs derating | A 105°C rating does not remove the need for standard derating for ambient temperature and grouping. |
Construction
Cutaway
- 1ConductorStranded, sized and specified for the application
- 2InsulationCompound selected for the product type and temperature rating
- 3Printed identificationGrade, size, voltage and applicable standard
Standards & approvals
ComplianceManufactured to the applicable Indian and international standards for this cable type, and tested in APAR's NABL-accredited laboratory. Please contact us for the specific standards, test certificates and detailed specifications for your project.
Applications
Where it's usedUse the APAR Wire-Size Calculator to size a circuit in seconds.
Documents
DownloadsFAQs
Good to knowIdeal for use in high ambient temperature zones like northern India, where summer temperatures go up to 50°C.
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