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CABLE SELECTION It is essential that the type of cable ordered is suitable for its intended use. Cable choice will be based on a whole range of factors including installation specifications, relevant local regulations and the performance of appropriate cable types. It is therefore impossible to provide a conclusive guide to cable selection and we would advise you to contact us for our specialist advice on suitable designs to meet your specific cable needs.
XLPE (cross-linked polyethylene) insulated cable refers to an
electrical cable that has conductors insulated with XLPE material.
XLPE is a thermosetting polymer known for its excellent electrical
properties, making it a popular choice for various applications in
the power transmission and distribution industry.
Insulation Material: XLPE is a type of polyethylene that is
chemically cross-linked. This cross-linking process improves the
thermal and mechanical properties of the insulation, making it more
robust and durable compared to non-cross-linked materials.
Electrical Performance: XLPE insulation offers high dielectric
strength, low dielectric losses, and excellent insulation
resistance. This allows for efficient power transmission while
minimizing energy losses.
Thermal Properties: XLPE insulation can withstand higher operating
temperatures than traditional PVC (polyvinyl chloride) insulation.
This makes XLPE cables suitable for applications that require
higher temperature ratings.
Environmental Resistance: XLPE insulation provides good resistance
to moisture, chemicals, and environmental stresses, such as UV
radiation. This makes XLPE cables suitable for indoor and outdoor
installations.
Low Smoke and Halogen-Free Options: XLPE cables are available in
low smoke and halogen-free variants. These cables are designed to
minimize the release of smoke and toxic gases in the event of a
fire, enhancing safety in critical applications.
Wide Range of Applications: XLPE insulated cables are widely used
in power distribution networks, industrial installations,
commercial buildings, underground and overhead installations,
renewable energy projects, and more. They are suitable for both low
voltage and high voltage applications.
International Standards: XLPE insulated cables are manufactured in
accordance with various international standards, such as IEC
(International Electrotechnical Commission), ASTM (American Society
for Testing and Materials), and BS (British Standards). Compliance
with these standards ensures the quality and performance of the
cables.