On Wednesday, October 22, 2014 7:43:02 PM UTC+1, Rod Speed wrote:
wrote
Rod Speed wrote
Uncle Peter wrote

A lot of things might use 4 times the rated load for a bit.

**** all do in fact.

Quite; motors, filament lights, halogen lighting, transformers, diode/cap
input PSUs such as computers, wallwarts etc, none of these things exist.

**** all of those take 4 times the rated load for any
real time

Most of the above do

... at all as far as a breaker is concerned.

Breakers are designed specifically to permit it.


Doesn't explain why there has been a big drop in electrical fires.
Corse that may be due to the much better insulation used now.
PVC cable insulation hasn't changed since it was introduced over half a
century ago.

But it was the stuff used before that that was responsible
for the bulk of the electrical fires as it deteriorated with age.

I hope that's correct, I have no data on that point


NT