Yes the current would be reduced and wire could change but typical cicuits are 15 to 20 amps.Also it would be wiser to use a neutral rathe line to line 208 0r 277 or 347
The electrical service size required to to charge 70 Golf carts if you follow the Canadian Electrical code would in the order of 700 Amps. I have observed a charging cycle and found that one cart would require 9.2 amps the first hour and by the 3rd hour had fallen to 1 amp.Assuming that the...