>
>> I immediately thought of placing a 240/110 transformer in the primary to
>> feed the 'main' transformer with 110v onto the 240 primary tapping. This
>> would be fine, except that sourcing such a transformer in the UK has
>proven
>> difficult.
>
>I would have thought that the standard 240/110 transformers as used on
>building sites for example would be fine for this sort of thing.
>But why not use a regulac variac, then you've also got "soft start"
>
Variacs work fairly ok with resonant-choke filters and resistive loads.
Due to the c. 10-1 ratio of peak to avg. currrents, Variacs do not work
ok with C-filters. ......
- Rich..., 805.386.3734, www.vcnet.com/measures.
end
--
FAQ on WWW: http://www.contesting.com/FAQ/amps
Submissions: amps@contesting.com
Administrative requests: amps-REQUEST@contesting.com
Problems: owner-amps@contesting.com
|