Page 42 - ASEAN Chainflex Catalogue 2023

World first:

High-end TPE cables ... ... with UL approval

Avoid machine fires with high-end TPE cables

... cold ... ... hot ... ... long ... ... small ...

According to the US National Fire Protection Association types with jacket materials made of PVC, iguPUR, PUR e-chains , they also had a major disadvantage; since the cable cross-section even under the highest load and
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(NFPA), machine fires are the fourth leading cause of fires and TPE, which guarantee the same electrical properties material was not flame-retardant, an UL AWM approval with the tightest radii reliably excludes an increase of
in industrial environments in the USA, closely followed by in every version. was not possible. the current density and thus an excessive heating of the
electrical fires. NFPA analyses state that leading causes This selection opens up all possibilities for customers cable up to a possible fire.
of unclassified fires in manufacturing buildings involved to find the right cable for completely different and very In cooperation with the Underwriters Laboratories (UL)
flammable or combustible liquids or gases, pipelines or specific applications. igus has now been able to prove that an AWM approval By granting the unique new igus UL AWM approval for
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filters, but also included fires started by electrical wire or of the high-end TPE jacket material can indeed follow the chainflex cables with high-end TPE jackets, the UL thus
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cable insulation. In addition to loose clamp connections, igus categorises the jacket materials of the chainflex UL standards. acknowledges that ensuring the function of cables in
this is also caused by overloading or cable breaks. cables in terms of media resistance, temperature The basis of the argument is the comparison of fire motion is of equal relevance to all factors that prevent the
Cables that are exposed to continuous movement and resistance, flexural strength and the properties "flame- safety and reliable functionality of a cable: UL specifies spread of fire.
the smallest bending radii are therefore particularly retardant" or "halogen-free", among others. the following requirements for approval, that cables must Thus, igus can expand its high-end chainflex cable
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at risk. If these conditions apply, the cables used in ensure maximum safety and prevent the spread of fire in product range with UL AWM approval.
such applications must have jacket materials that can Many thousands of test series and over 30 years of an application.
withstand these dynamics over very long periods of time. experience in the field also led to the realisation that igus was able to prove to Underwriters Laboratories
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the halogen-free, non-flame-retardant igus TPE jacket that using halogen-free high-end TPE reliably prevents
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igus has been developing and testing cables for moving materials show by far the highest breaking strength at premature ageing of the outer jackets in highly dynamic
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applications for more than 30 years. Their different a high bending load and at small bending radii within an applications; indeed, it rules them out almost completely.
types are adapted to various electrical and mechanical e-chain . This means that the voltage-carrying cores are protected
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challenges of customers in the industrial environment via even under maximum bending stress and are so safe
different types of stranding, bundled cores and jacket However, although these cable series easily achieved that even the development of fires can be avoided.
materials. The result is a product range of different cable the best performance under continuous bending in The fact that the cables reliably avoid a reduction of the

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