Electrical What are selv and pelv? What does felv mean? Protective extra low voltage pelv (protective extra low voltage, abbreviation pelv) is only used as a safety extra-low voltage protection to protect the grounding system. safety extra low voltage selv (safety extra low. Via touching or rubbing or corrosion. Insulation refers to a material that wraps around or covers an electrical element to protect the electrical element from the environment.
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dielectric; insulator [network] dielectric; medium [professional] dielectric [electronics, communications and automatic control technology]; dielectric [chemistry]; medium [physics] insulation n.
