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   sci.electronics.basics      Elementary questions about electronics      72,318 messages   

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   Message 71,359 of 72,318   
   AK to Bob Engelhardt   
   Re: Isolation transformer?   
   29 Jul 19 18:03:40   
   
   From: scientist77017@gmail.com   
      
   On Sunday, July 28, 2019 at 6:57:45 PM UTC-5, Bob Engelhardt wrote:   
   > I was looking for a 120-120 isolation transformer on eBay and I kept   
   > finding 120-240/480 transformers.  There are 2 secondaries on these   
   > (connect in parallel or series).  It occurred to me that I could use one   
   > of these as a 120-120 by using one secondary as input and the other   
   > secondary as output.  I know that this is theoretically possible, but   
   > are there practical reasons why it wouldn't work?   
   >   
   > Also: if one of these 120-240/480 transformers is rated 500VA, that   
   > means 1 amp on the secondary, right?  I.e., 1A at 480v.   
   >   
   > Thanks,   
   > Bob   
      
   I have one you can have for free. You just have to pay postage.   
      
   It weighs in at 9 lbs.   
      
   Bando Shielded Power Transformer Yamaha BD21A35E-0004   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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