Insulation Capability & Degradation of Highly-Aged XLPE Cables (Video)

Cables & Accessories

Insulation Capability & Degradation of Highly-Aged XLPE Cables
by Toshihiro Takahashi

Local concentration of electric field formed by a defect causes an electrical tree in solid insulation, which can propagate and lead to dielectric breakdown. When an electrical tree occurs inside solid insulation such as XLPE, breakdown occurs within a few minutes at most.

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