[BC] to fluorescents
RichardBJohnson at comcast.net
RichardBJohnson at comcast.net
Wed Oct 31 09:08:05 CDT 2007
Not so. Europe's 220 V is the most dangerous based upon
electrocution death statistics. Although 120 volts will give you
a shock or in some extreme cases cause the heart to go into
ventricular fibrillation, the lower voltage does not do the same
kind of damage that 220 V will. The damage varies as the power.
he power varies as the square of the voltage. If you double
the voltage, you do four-times the damage --not good.
What might be a shock that would cause contractions that knock
you off a stepladder in the US, will surly kill you in the UK. Nerves
and blood vessels will have been destroyed. Also 50 Hz seems to
be more lethal than 60 Hz. There have been studies with on
apparent reason cited, only a lot of statistics demonstrating
the evidence.
There have been many attempts to codify a 220 volt standard
in the United States. UL was lobbied to allow 277 volt lighting
in industry, citing "highly qualified, professionals" installing
industrial equipment. The home remains 120/240 and is
likely to stay that way because insurance companies don't
like to pay death benefits.
--
Cheers,
Richard B. Johnson
Read about my book
http://www.LymanSchool.org
-------------- Original message ----------------------
From: nakayle at gmail.com
> I've often thought how much simpler and more efficient it would be if
> we in the US used a single 230/400V wye system like most of the rest
> of the world. Just run smaller appliances off one phase (230) while
> large commercial stuff use all three (400V). Smaller wires, less
> voltage drop and no complexity of multiple power systems. Today's GFI
> breakers make this as safe as our low voltage system.
>
> - Nat Kayle
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