3 hot, 1 zero,6 h+ l, k* Q; M: W& g! K \$ _
Link any one hot with the zero, you get 110v 1 \) B- Y& J$ _* w' M, nLink any one hot with another hot, you get 220v.% y, n5 F! V+ D
--- humble reply from a house wife. G' I/ @0 D/ G( K) G o" Z4 X! E# h) w/ p) q+ F) T$ d! H( @