Prevent 3 phase system from running in 2 phase supply

@diggu

4 years ago

https://everycircuit.com/circuit/6499740692512768

LM324/LM358/UA741 150k 1W 235k = 220k 1W + 15k 0.25W in series 23.5nf = 47nf + 47nf in series (47nf = 473k 400V)