Re: Gecko G201 heat sink question

Mariss, Is that 4" x 6" with 1" fins for one drive or two?

Thanks,
Terry

Mariss Freimanis wrote:

>
> Hi,
>
> Steel is a miserable heat conductor. Even if you used aluminum, a
> plate is a very poor heatsink. The heat would have to travel
> laterally thru what is a very thin cross section. Be thinking instead
> of a heatsink section 4" by 6" with fins at least 1" deep. If a fan
> is used, the sink can be smaller. Also use thermal grease, (the white
> gunk) between the drive and heatsink.
>
> Mariss
>
> --- In CAD_CAM_EDM_DRO@egroups.com, Terry Toddy <tltoddy@c...> wrote:
> > If two Gecko drives are bolted to the steel 14 guage inner pan in my
> > NEMA 12 electrical enclosure will that provide an adequate heat
> sink to
> > run the drives near capacity? The pan is about 20" x 20" with a 1KVA
> > transformer and a bridge rectifier and couple of control relays, not
> > much heat.
> >
> > Thanks for your input,
> >
> > Terry
>