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[AMPS] HV Fusing / Diode Protection

To: <amps@contesting.com>
Subject: [AMPS] HV Fusing / Diode Protection
From: 2@vc.net (measures)
Date: Mon, 12 Jun 2000 21:46:01 -0700
>
>
>> 
>> ?  A 0.82-ohm, 2w glitch resistor is not good engineering practice.   it 
>> can not possibly limit fault current to a safe value.  
>
>Ok, I'm confused.  Per the L4-B manual, "In the event of a short circuit, 
>resistor R-12 [the one we're talking about] ... will be destroyed.  The 
>resistor 
>protects the diodes in the power supply ...."  
>
>So this sounds to me like the intended function of the 0.82 ohm 2W, wire 
>wound, fire retardent resistor is to fail rapidly -- as in a fuse.  It 
>sounds like 
>the wire in the resistor is simply there to act as a fusible link, much 
>the same 
>way the Buss HV fuse is used in the KWS-1.
>
There is no peak current limiting afforded by an exploding resistor.  

-  Rich..., 805.386.3734, www.vcnet.com/measures.  
end


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