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    4. what size copper wire for 400 amps
    what size copper wire for 400 amps

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    0  Views: 296 Answers: 2 Posted: 14 years ago
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      2 Answers

      6mm at least


       

      14 years ago. Rating: 1
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        That will depend on the type of cable insulation. If you use a 90 degreeC-rated cable , 500 MCM is the size required to handle a 400Amp load.

        14 years ago. Rating: 0
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