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Nec Cable Ampacity: aluminum
NEC (NFPA 70) cable ampacity ratings — allowable current for copper and aluminum conductors at 60/75/90°C insulation ratings in raceways and free air; high-temperature conductor ampacity at 150/200/250°C; ambient temperature correction factors; conductor fill adjustment factors
| conductor material | conductor size | ampacity 60C (A) | ampacity 75C (A) | ampacity 90C (A) | nec table | standard |
|---|---|---|---|---|---|---|
| aluminum | 900 kcmil | 355 | 425 | 480 | 310.16 | NEC (NFPA 70) Table 310.16 |
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