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Forum Index : Electronics : Transformer cores

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theoldwizard1
Newbie

Joined: 25/09/2018
Location: United States
Posts: 5
Posted: 09:21am 27 Sep 2018
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Still a newbie (and living on the "other side" of the world), but I have been "studying" inverter designs for awhile and would like to start a build project.

It seems like, at least for larger inverter projects, most people are using transformer cores that they have harvested from dead commercial inverters. I don't have access to anything like that (unless I buy a scrap UPS). I have searched eBay and can not find any large (2KVA) toroidal cores. I can not even find any large E-I cores and bobbins.

If you don't have access to a pile of "dead soldiers", where to you get your parts ?
 
Solar Mike
Guru

Joined: 08/02/2015
Location: New Zealand
Posts: 1138
Posted: 09:49am 27 Sep 2018
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  theoldwizard1 said   ..I have searched eBay and can not find any large (2KVA) toroidal cores. I can not even find any large E-I cores and bobbins.

If you don't have access to a pile of "dead soldiers", where to you get your parts ?


This Ebay seller has large toroidal cores see
3Kw Core

Cheers
Mike

 
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