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From: "Phil Allison"
References: <firstname.lastname@example.org> <email@example.com> <firstname.lastname@example.org> <email@example.com> <firstname.lastname@example.org>
Subject: Re: IEC Mains lead. What fuse??
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Date: Fri, 27 Sep 2002 11:06:31 +1000
NNTP-Posting-Date: Fri, 27 Sep 2002 10:55:21 EST
Organization: Telstra BigPond Internet Services (http://www.bigpond.com)
wrote in message
> Phil Allison wrote:
> > ** So what? They are safely used *everywhere* else. What makes
> > pommies think you have got it uniquely right? Sheer arrogance maybe?
> Err, try the (as far as I know) unique wiring practice used in this
> country involving the connection of several 13A sockets in a ring fed from
> a protective device of typically 32A rating. That breaker will hold that
> current forever and will probably hold twice that for several minutes
> (I do not have the curves handy).
> Now the 'ring main' has been used for the last 30+ years and will not
> go away anytime soon, so the appliance cable needs some protection.
> It may not be the best of all possible worlds, but it seems to work
> for us.
> Given this practice the fuse in the plug starts to make excellent sense!
** Anyone even faintly familiar with how people treat appliances
knows that a user accessable and replaceable fuse is NO safety device at
It is simply an unknown quantity.
If an appliance lead needs protecting for fire risk reasons then
the device that does so should NOT be readily accessable to the user.
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