I have a number of Samlex supplies I could let go really cheap. We used them to do this exact thing before we switched to din rail power supplies and UPS modules. On Apr 24, 2015 12:34 AM, "TJ Trout" <[email protected]> wrote:
> I have a dc load that I need to power using a switching ac to dc power > supply but I also occasionally need to power the load from batteries, I was > planning to put the load, power supply and battery clamps in parallel, is > that a acceptable solution ? Can I power the load from battery and back > feed DC into the supply without damaging it? Would there be a significant > drain back into the supply? > > If this isn't ok, what's better solution? Diode ? SPDT switch ? > > The load is 50V 100A so that makes diodes and switches a challenge to > find. .. >
