Dave Caroline wrote: > I think most people looking at idler rotary converters dont actually > scope the phases > I only came across one site stating the obvious > > given the basic diagram of > > 120 ac to motor P1 and output phase L1 > neutral--nc > 120 ac to motor P3 and output phase L3 > Capacitor P1 to P2 and to output phase L2 > > will notice the 180 deg phase of the two 120 lines are connected directly > to L1 and L3 so that is at 180 degrees not the 120 it should be. > First, you should forget the mains neutral. This terminal has no meaning for the generated 3-phase system, and just causes confusion. If the motor has a center tap, you can use that as the reference for the 3 phases. But, on John Thornton's machine he is trying to power a big DC supply, so there is no reference available, unless he can get it from his idler motor.
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