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[AMPS] SB-230 transformer testing.

To: <amps@contesting.com>
Subject: [AMPS] SB-230 transformer testing.
From: 2@vc.net (2)
Date: Mon, 11 Jun 2001 10:26:09 -0700
>Picked up an SB-230 at a rummage sale and I suspect the p.s. transformer is
>bad. 

To determine if a transformer is bad, disconnect the secondaries, apply 
rated volts and measure primary I.  If a 230's transformer draws more 
than  1A, or if it heats up, I would suspect a winding short.  

>The first and second time I hit the switch it trips the breaker. The
>third time it will stay on.  I have the transformer disconnected from
>everything but the mains supply. It draws 2 amps with nothing connected to 
>it and it seems to draw over 10 amps when I first hit the switch. Am I 
>correct to assume it is bad?  3 of 6 of the electrolytics are leaking 
>badly also and I
>suspect may have put a strain on the transformer. 
>
>                                                Thanks Mike
>
>
>


-  R. L. Measures, 805.386.3734, www.vcnet.com/measures.  
end


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