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    KidsRGone's Avatar
    KidsRGone Posts: 1, Reputation: 1
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    #1

    Jun 2, 2011, 01:46 PM
    Power is 120/208/240 and I need to convert to 120/240
    I have a box with 3 wires coming in, 1 Grnd, 1 120vac, & 1 208 vac (240 vac across the 2) I need to change the plug to a residential plug for a dryer (3 wire - 1 Nutrl, 2 120 vac (240 across the 2).
    How do I do this? Is it even possible?
    donf's Avatar
    donf Posts: 5,679, Reputation: 582
    Printers & Electronics Expert
    		  
    #2

    Jun 2, 2011, 07:12 PM

    You are in a residence with a 3 phase service feed?

    Under current level of the NEC, you must use a 4 wire connection, not a 3 wire.

    There must be 2 hot conductors, one neutral and one ground.
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