Difference between revisions of "Conductor size"

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[[Category:Wire and cable]]
 
[[Category:Wire and cable]]
[[File:Wiresize.png|thumb|right|A comparison of mm² and AWG. AWG decreases as wire size increases, mm² increases as wire size increases.]]
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[[File:Wiresize.png|thumb|right|A comparison of standard mm² wire sizes and standard AWG wire sizes. AWG decreases as wire size increases, mm² increases as wire size increases.]]
 
Wires come in standard sizes that are linked to the amount of current that they can safely carry given the conditions in which they will be used (see [[wire ampacity|wire ampacity]]). When choosing a wire size for a circuit it is also important to consider the [[voltage drop|voltage drop]] that the circuit will experience under operation. The two most common standards for wire size are American Wire Gauge (AWG) and mm². These two systems are not directly equivalent.  
 
Wires come in standard sizes that are linked to the amount of current that they can safely carry given the conditions in which they will be used (see [[wire ampacity|wire ampacity]]). When choosing a wire size for a circuit it is also important to consider the [[voltage drop|voltage drop]] that the circuit will experience under operation. The two most common standards for wire size are American Wire Gauge (AWG) and mm². These two systems are not directly equivalent.  
 
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Revision as of 07:08, 21 October 2020

A comparison of standard mm² wire sizes and standard AWG wire sizes. AWG decreases as wire size increases, mm² increases as wire size increases.

Wires come in standard sizes that are linked to the amount of current that they can safely carry given the conditions in which they will be used (see wire ampacity). When choosing a wire size for a circuit it is also important to consider the voltage drop that the circuit will experience under operation. The two most common standards for wire size are American Wire Gauge (AWG) and mm². These two systems are not directly equivalent.

Standard AWG Metric equivalent Standard metric equivalent (mm)
18AWG .82mm² 1mm²
16 AWG 1.31mm² 1.5mm²
14 AWG 2.08mm² 2.5mm²
12AWG 3.31mm² 4mm²
10 AWG 5.26mm² 6mm²
8 AWG 8.37mm² 10mm²
6 AWG 13.3mm² 16mm²
4 AWG 21.2mm² 25mm²
3 AWG 26.7mm²
2 AWG 33.6mm² 35mm²
1 AWG 42.4mm² 50mm²
1/0 AWG 53.5mm²
2/0 AWG 67.4mm² 70mm²
3/0 AWG 85mm² 95mm²
4/0 AWG 107mm² 120mm²