[sdiy] FW: earthing??
Derek Holzer
derek at umatic.nl
Thu Sep 25 14:35:47 CEST 2008
Are the heatsinks insulated from the regulators? The probably should be,
or shorting them would be a bad thing. There are insulating kits made of
little silicon shims and plastic grommets which you can use if you want
the heatsinks to make contact with the case (to help heat dissipation).
D.
Dan Snazelle wrote:
> ok
>
> it seems that with this PSU..it wasnt the screw. all works fine if I RUN a earth wire to the screw terminal and then run a wire to my case from grnd ONLY IF the PSU is on its side (not flat)
>
> it seems when it is flat, the only thing properly touching the case is the tip of the regulator heatsinks (i think thats what they are)
>
> in other words..when the BODY of the psu is properly flush against the case...earthing works
>
> it took me a long time to get this right.
>
> if anyone knows why this is.....
>
> thanks
--
derek holzer ::: http://www.umatic.nl ::: http://blog.myspace.com/macumbista
---Oblique Strategy # 102:
"Just carry on"
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