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    phil n's Avatar
    phil n Posts: 1, Reputation: 1
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    #1

    Apr 11, 2012, 11:08 AM
    What is the equivalent nec wire to a tt or tn wire
    We are receiving a new machine tool from europe and they specify to use a TT orTN wire type for the supply mains. What would the equivalent NEC wire type be.
    tkrussell's Avatar
    tkrussell Posts: 9,655, Reputation: 724
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    #2

    Apr 11, 2012, 01:08 PM
    Since the "mains" are building wiring, and fall under NEC jurisdiction, assuming in the USA, THHN/THWN should be adequate.
    If you can provide the datasheet for the TN and TT wire, I can confirm.

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