English Explanatory Dictionary

ampacity

English dictionary entry

Meanings

noun
  1. The root mean square of the electrical current which a device (usually a wire) can carry within a specific environment (including temperature rating, power loss, heat dissipation, etc.) It is measured in amperes (amps) and is most often used to rate electrical wires and cables.

Pronunciation

/æmˈpæsɪti/

Word forms

ampacity ampacities

Etymology

Blend of ampere + capacity.

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