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[AMPS] Delrin,failures, etc

To: <amps@contesting.com>
Subject: [AMPS] Delrin,failures, etc
From: measures@vc.net (Rich Measures)
Date: Fri, 20 Jun 97 05:31:48 -0700
>Tom commented:-
>
>>Hi Peter,
>
>>It is the transformer's ESR, not leakage reactance, that limits
>>inrush current.
...snip...
>
>and Rich said:
>
>>>It is leakage reactance,  as opposed to winding resistance that limits
>>>the current? If so, what's the power factor, or doesn't one worry?
>
>>The current limiting is done with the core.
>
> which comments have confused me. Rich seems to be suggesting that
>limiting is derived from  core saturation - or am I misunderstanding?

No.  The core in question is quite similar to the saturable 
(current-limiting) cores used in neon sign transformers.  
-Rich-

R. L. Measures, 805-386-3734, AG6K   


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