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Re: Capacitor Safety Discharge Method (fwd)



---------- Forwarded message ----------
Date: Tue, 07 Aug 2007 06:19:15 -0700
From: Jim Lux <jimlux@xxxxxxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: Capacitor Safety Discharge Method (fwd)

At 07:54 PM 8/6/2007, you wrote:

>---------- Forwarded message ----------
>Date: Mon, 06 Aug 2007 20:38:11 +0000
>From: nancylavoie@xxxxxxxxxxx
>To: Tesla list <tesla@xxxxxxxxxx>
>Subject: Re: Capacitor Safety Discharge Method (fwd)
>
>Hi, Chris. Thats exactly what I was trying to get an answer to in the
>previous posts and I think that if you kind of read between the lines in
>Bart's reply, you can see that its probably okay to do if you use bleeder
>resistors and discharge the cap after the charge has bled off. What I
>wanted to use was a Ross Engineering relay rated at 40 kv (normally open
>contacts) and wire it across the terminals of the capacitor and
>resistors.It would then just be a simple matter of flipping a switch and
>doing the work of the screwdriver in a much safer fashion.Anyone see a
>problem? Wyatt

One usually sets this up so that applying power to the relay REMOVES 
the short/resistor. That makes it failsafe.. if power fails, the 
relay goes to the "safe" position.

You still need the grounding hooks though, if you're going to touch it.

Belt and suspenders and all that.