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    wayne1yahoo's Avatar
    wayne1yahoo Posts: 11, Reputation: 1
    New Member
    		  
    #1

    Feb 20, 2013, 05:41 PM
    Hotwater heater 240v to 120v and back with some type of switch or wiring
    Want to wire my 30 amp 240v double element hotwater heater to operate on 120volts and be able to switch back to 240volts when more hot water is needed quicker. I have solar panels and want to slow use the watts over a period.
    stanfortyman's Avatar
    stanfortyman Posts: 5,598, Reputation: 279
    Electrical & Lighting Expert
    		  
    #2

    Feb 20, 2013, 06:12 PM
    You'll need two separate circuits, or one two-pole circuit on 10/3, feeding a 30A double-pole double-throw switch.
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