Dual power supply is a load has two power supply can give it power, the two power can be switched between, in the case of one of the power loss can be switched to the other power supply .

I don't know if I'm right about the question, but it's a little too broad. I hope that's what you want

In that case I'm not wrong.

There needs to be a dual circuit throw switch.

Responders: zhanggaolei08 - Lifter Level 5 12-27 17:11