Forum Discussion
MrWizard
Aug 11, 2016Moderator
Yes there is a difference.. Between 3 wire 220v and 4 wire 220v
But residential 4 wire 220v is all the same power
Not to be confused with 3 phase 4 wire which does not use a neutral
Just ground and three hots
But residential 4 wire 220v is all the same power
Not to be confused with 3 phase 4 wire which does not use a neutral
Just ground and three hots
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