[SunRescue] 690mp & 240VAC

nick at snowman.netnick nick at snowman.netnick
Sun Oct 22 12:21:48 CDT 2000


Err.  I think we have a colision of terms.  Neutral is not ground, and
ground is not neutral.  Neutral-ground can provide some quite entertaining
sparks, brownouts and blackouts here.
	Nick

On Sun, 22 Oct 2000, Stefan Skoglund wrote:

> nick at snowman.net wrote:
> > 
> > Yeah, I belive that is correct, but you'd need a RMS meter.  The problem
> > with a "standard converter" is most ovens/motors/dryers/etc don't care
> > about ground, and so have phase-1, phase-2, and neutral.  No
> > ground.  Almost all computers/electronics/etc have Phase-1, Phase-2,
> > Neutral, and most important Ground.
> 
> ARGHHHH !
> 
> They don't need a neutral connection because the elements is
> 240V and the switches lamps and so on is rated for 240V !
> 
> I wouldn't want to touch something which doesnt have a proper
> ground ! Ungrounded eq with a metallic chassis is
> inherently dangerous.
> 
> Power tools and lamps is usually double-insulated which means
> that the user is protected against failures in the inner
> parts of said eq.
> 
> Here in sweden at least house ground, house neutral and neutral 
> incoming line is connected to each other in the central electric 
> breakout box AND nowhere else !!
> 
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