RE: [CAD_CAM_EDM_DRO] Transformer wiring hookup 110/220

You wired it properly the first time. There is only one primary that has
multiple taps. Just tape off one red and get on with your CNC
conversion.

Tim
[Denver, CO]
Sherline products at Deep Discount
Mach1 & DeskCNC with credit card ordering
www.KTMarketing.com/Sherline

> -----Original Message-----
>
> I received my transformers today!!!
> I went to wire them up and had to stop to think about how to wire
> them.
> The transformers are (http://www.mpja.com/product.asp?product=7846+TR)
> I hook the blues up for 24V, no problem
> The primary is what is confussing me.
> There are 2 red wires and one black.
> the label on top shows as follows
> RED 110V| |BLUE 12V
> | |
> Black | |Yellow
> | |
> RED 220V| |BLUE 12v
>
> I would assume if you were using a 220V you would just wire the reds,
> and leave the center black disconnected.
> but what about 110V? I Hooke one red and the black.
> and bingo 24V across the blues.
> I started to think about this and though but I don't have the other
> half of the primary hooked up.
> So I wired the other red to the first red.
> The transformer hummed for a second, then tripped the reset on my
> power strip.
> How do I wire for both primarys to power up?
>
>
> Jerry