On Sun, 30 Apr 2006 14:05:57 +0100, DG wrote:

|In article ,
says...
|
| With earth connected to the centre tap of the 110v side, you only have
| 55v from either live pin to a potential fault so even if a live wire
| is touched the shock will be minimal
|
|
|
|Thanks for the reply. I am curious to know why it is done like this

I kills fewer Builders than other ways.

Builders are often soaking wet, and standing in a puddle so reducing the
voltage between a tool which they may be holding, and may develop a short
to frame, and earth is A Good Thing.
--
Dave Fawthrop dave hyphenologist co uk Google Groups is IME the *worst*
method of accessing usenet. GG subscribers would be well advised get a
newsreader, say Agent, and a newsserver, say news.individual.net. These
will allow them: to see only *new* posts, a killfile, and other goodies.