... piled up, Insulation level: F and H.the transformer output and input voltage can be according to customerdemand design with single three ... output, etc.Any voltage bellow 660V can be transfer to other lower voltages (415V, 380V, 200V, 207V, 217V, 230V, 240V, 110V)Any ... lower voltages (230V, 240V, 217V, 200V, 207V, 110V) can be transfer to higher voltages ...