Recent content by petefa

Hi, It's a UK testing supply to connect 10.5kw 208v 60hz water heating machines to. it's mainly resistive, (heaters) with a control circuit and control solenoids. Switched mode PSU, all components rated 50-60hz. I wanted to know if you could mix the 50hz and 60hz supplies on the neutral line...

Hi, Thank you all for getting back to me. This is what is being proposed.

Oldy with lots of questions.

Hi, I have a question, I think the answer is no you can't do it, but I want to know why. First mains supply - 3phase N + E (50hz) Connected to this first supply is an inverter that gives out a 3 phase 415vac @60hz (no neutral) second supply. The 60hz inverter output feeds 3 independent tapped...