Dnk - I think the only current on the neutral is the unbalanced portion of the load between ØC & ØA. That is, the amount of ØC load that is not offset by the ØA load. This is 7,000 VA of ØC load (41KVA - 34KVA) divided by 120V = 58 amps.
Radar
There are 10 types of people. Those who know binary, and those who don't.
