Re: (ET) DC-DC thread

[David C Robie <mycroftxx1 juno com>]

Taps for light and lift don't hurt these huge batts at all.  The charger
if used properly will equalize em anyway.  (one extra long charge every
month or so).  We do this with the fullsize EV's.

Dave
Weymouth MA


On Thu, 3 Aug 2006 07:44:20 -0400 ThompsonG DFO-MPO GC CA writes:
> Steve Said
> "Just means that the input and output share a common ground. Should 
> not 
> be a problem, except for this scenario:
> 
> The ET does not have a chassis ground. So you could have a single 
> wiring 
> fault to chassis and not know it. Now you take the DC-DC and install 
> a 
> cigarette plug on the chassis that connects the negative terminal to 
> the 
>   chassis mount. You now have a weird short that will cause odd 
> problems 
> you can't trace easily. Realize this requires two unsuspected 
> things, 
> but most accidents come from two things or more things going wrong."
> 
> 
> But, 
> Wouldn't' t it be OK if you mounted the inverter on an insulator and 
> then
> wired the Lights from the  12Vdc output and then back to the common 
> ground.
> And Pos 36V input to the invert input and Neg 36V to the common 
> ground? 
> 
> Please tell me if I am wrong I don't want sparks and nastiness. 
> (LOL)  
> Because if this is OK it is a worth the effort to keep the pack 
> balanced.
> 
> 
> I guess the other option is to wire the lights in series and add a 
> tail
> light.
> Or find some 36V light bulbs that fit the sockets.
> 
> Harold I may be dreaming but are the lights on New Ideas 36V? 
> 
> The real issue to me is taping the pack for the lift, I really don't 
> use the
> lights that often. But,  the lift is another thing.
> 
> 
> Geof Thompson
> A-60,
> E-81, 
> ER8-36,
> R-36
> E-8,
> E-10x2,
> E-12M,
> E-12, 
> E15x2,
> E-20x2,
> B-145X2,
> C-185,
> E-141X2.
> (20)
> 
> 
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