Re: [CAD_CAM_EDM_DRO] power supply question

jrp3@... wrote:

> In getting ready for my new gecko 201's to arrive I need to prepare a
> power supply.
>
> Here is what I have:
> 28 VAC at 4 amps output supply transformer (~100VA)
> rectron mp-15 400v 15 amp 1 phase bride rectifier
> 10000 microfarad capacitor - computer quality
>
> 28 Vac input * 1.41 = 39.2 VDC output
>
> The tech guy at gecko he gave me the specs on the bridge rectifier
> and cap.
>
> How do I wire the rectifier? It has a AC terminal and a plus
> terminal with two unmarked terminals.

Generally, the - terminal is opposite the +, and the other AC is
opposite the one marked AC.

> I assume the AC input L1 should go to the AC terminal and the nuetral
> to obe of the other ones but not sure which. Then pick up the +DC
> output from the plus terminal and the common from the other.

L1? L1 sounds like primary (input). But, the two wires (28 VAC)
from the transformer should go to the rectifier AC terminals, and the
capacitor (and DC output terminals) should go to the + and -.

Jon