Meaning & use
ampacity
Last updated
the maximum electric current a conductor or cable can carry continuously without exceeding its rated temperature.
See it in a sentence
Electricians must calculate a wire's ampacity before installing it in a high-load circuit.
Thicker cables generally have a higher ampacity than thin ones.
A note on using this word
A blend of 'ampere' and 'capacity,' used almost exclusively in electrical engineering and wiring codes.
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