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From: "Peter Gottlieb"
Subject: Re: (Avionics) How can this circuit produce an "inductive surge"?
X-Newsreader: Microsoft Outlook Express 6.00.2800.1106
Date: Thu, 26 Sep 2002 23:43:24 GMT
NNTP-Posting-Date: Thu, 26 Sep 2002 19:43:24 EDT
"Peter" wrote in message
> "Peter Gottlieb" wrote:
> >2) Reduces chances of damaging spikes getting to sensitive electronics.
> What would happen if I start the engine by allowing the vehicle to run
> downhill, when the ignition switch is on all the time? The engine is
> started while all the appliances are connected. Lots of people do this
> and one never hears of things getting damaged.
No spikes in this case as you are not using the starter.
> What would happen if I stop the engine by stalling it (while in gear)
> with the ignition switch on? Lots of people do this, again no reports
> of damage.
Why should this cause a problem?
> I think the real reason why the ignition switch disconnects the
> appliances is that it reduces the battery loading - especially true
> with fans, headlamps etc.
> Can anyone can offer a proper reasoned electrical explanation of this
> often claimed phenomenon?
I've seen some good explanations earlier in the thread.
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