2 0 Wire Size Chart

Gauges you use 1 2 3 which makes more sense mathematically than double nought.

2 0 wire size chart.

120 240 volt 3 wire single phase service entrance conductors service lateral conductors and feeder conductors that serve as the main power feeder to a dwelling unit and are installed in raceway or cable with or without an equipment grounding conductor. 60 c 75 c 90 c 60 c 75 c 90 c 1 2 3 4 1 1 1 4 1 1 2 2 2 1 2 3 3 1 2 4 14. D n in 0 005 in 92 36 n 39. The smallest awg size is 40 and the largest is 0000 4 0.

60 c 140 f nm b uf b. 4 the nec allows a maximum of a 3 voltage drop on the main branch of a circuit at the farthest outlet of power and 5 total to both feeders and branch. For the 00 000 0000 etc. American wire gauge awg is a standardized wire gauge system for the diameters of round solid nonferrous electrically conducting wire.

In the american wire gauge awg system wire size diameters can be calculated by applying the formula d awg 005 92 36 awg 39 inch. The calculator allows entry of a voltage drop but caution should be used when doing so to make sure you are calculating the wire sizes in accordance with nec article 210 19 fpn no. Wire size ampacity charts. Awg wire sizes see chart below awg.

Wire gauge refers the physical size of the wire rated with a numerical designation that runs opposite to the diameter of the conductors in other words the smaller the wire gauge number the larger the wire diameter. You must use the correct size wire for the amperage requirement of the circuit to prevent the wire from over heating. For application of this section the main. The n gauge wire diameter d n in inches in is equal to 0 005in times 92 raised to the power of 36 minus gauge number n divided by 39.

Current is measured in amperes or amps. Amperage is a measure of the electrical current flowing through a circuit. 75 c 167 f thw thwn se use xhhw. Wire is sized by the american wire gauge awg system.

Awg general rules of thumb for every 6 gauge decrease the. 90 c 194 f thwn 2 thhn xhhw 2 use 2. The larger the awg number or wire guage the smaller the physical size of the wire. Size copper aluminum diameter wires in conduit.

Common sizes include 14 12 10 8 6 and 2 gauge wire. American wire gauge size calculator and chart.