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What Size Wire for a 50 Amp 240V Circuit with 6 Conductors?

When multiple conductors share a conduit, heat buildup requires wire derating. This scenario calculates proper sizing for 6 conductors bundled together.

Results

Minimum Wire Size1 AWG
Base Ampacity130A
Adjusted Ampacity108.2A
Temp Correction Factor1.04
Bundling Factor0.8

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