500 kcmil wire specs

380 A

500 kcmil copper at 75 °C · 320 A at 60 °C · 430 A at 90 °C · aluminum 310 A at 75 °C

Voltage drop of 500 kcmil copper

One-way	10 A	15 A	20 A	30 A	50 A
25 ft	0.01 V	0.02 V	0.03 V	0.04 V	0.06 V
50 ft	0.03 V	0.04 V	0.05 V	0.08 V	0.13 V
100 ft	0.05 V	0.08 V	0.10 V	0.15 V	0.26 V
150 ft	0.08 V	0.12 V	0.15 V	0.23 V	0.39 V
200 ft	0.10 V	0.15 V	0.21 V	0.31 V	0.52 V

Single-phase, DC resistance 0.0258 Ω/1000 ft (Cu) / 0.0424 Ω (Al).

How many amps can 500 kcmil wire carry?

Copper 500 kcmil: 320 A at 60 °C, 380 A at 75 °C, 430 A at 90 °C.

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