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Transformer Hookup

Claude Boules

Mar 4, 2021
4
Joined
Mar 4, 2021
Messages
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I have built the power supply using the schematic here:

http://www.zen22142.zen.co.uk/Circuits/Power/clps.htm

but I cannot work out how to connect the two live and one neutral wire to the secondary side of the transformer (which has 4 lugs) I have tried some different combinations, some which did nothing and some which fried some of the cables further along the build. The datasheet for the transformer is attached. The transformer is referred to in the datasheet but not the same as the picture it is 9v-0v-9v- 20VA as per the schematic. Anyone any ideas?
 

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Minder

Apr 24, 2015
3,478
Joined
Apr 24, 2015
Messages
3,478
You have to series them up 0 - L---- 0 - L
The dotted lines are the series connection between each secondary pair, the output is across the outer pair 0 & L, the dotted lines connection will be the 0v C.T.
M
 

WHONOES

May 20, 2017
1,217
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May 20, 2017
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1,217
Hi Claude. Have you ever tried your hand at Lion Taming?
 

bertus

Moderator
Nov 8, 2019
3,325
Joined
Nov 8, 2019
Messages
3,325
Hello,

Does this make it clear:
Rapid transformer.png

Bertus
 
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