calibre de fio / espessura de fio / bitola de fio
1. A standardized measurement system that indicates the diameter and cross-sectional area of electrical wire or cable
The electrician selected a 12-gauge wire for the kitchen circuit.
O eletricista selecionou um fio de calibre 12 para o circuito da cozinha.
2. The tool or instrument used to measure the thickness of wire
Use a wire gauge to verify the diameter of this copper wire.
Use um medidor de bitola de fio para verificar o diâmetro deste fio de cobre.
3. A numerical scale where lower numbers indicate thicker wires and higher numbers indicate thinner wires (in AWG system)
A 14-gauge wire is thinner than a 10-gauge wire.
Um fio de calibre 14 é mais fino que um fio de calibre 10.
Wire gauge is essential in electrical safety standards across both the USA and Brazil. The AWG (American Wire Gauge) system is internationally recognized, though Brazil also uses metric measurements. Understanding proper wire gauge is critical for preventing electrical fires and ensuring circuit safety in residential and commercial installations.
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