[Prev][Next][Index][Thread]

Re: Remove tar from NST



Hi Daniel,

> Original Poster: Daniel Hess <dhess1-at-us.ibm-dot-com> 
> 
> Malcolm, All;
> 
> Well doggonnit! Now I'm going to have to dig out my "Neon Sign Techniques"
> manual and get to the bottom of this open/shorted secondary thing. As I
> recall,
> the fastest way to burn up a nst was to run it under loaded, something
you'ld
> want to avoid in the neon sign business. And an open secondary was
considered
> the ultimate underload albeit something desirable for the purpose of
depotting
> the core.

Probably because running with the secondary o/c exposes the insulation 
to full peak voltages. You still need secondary current to heat the 
winding.

?
Malcolm
 

> I'll dig it out this weekend and post the results of my research and who
> knows;
> Maybe I'll get to eat some crow while I'm at it...
> 
> Daniel
> 
> 
>