In article 0, mike
ring writes
"Chris Oates" wrote in
:

Perhaps the old description 'Earth leakage' was
more informative than 'Residual Current'

I think you're right, but the great and the good prolly thought we wouldn't
get the idea and try to connect it across earth.

Earth leakage trips are not the same as residual current trips. The
principle of operation is very different (although the terms are
sometimes, incorrectly, used interchangeably)
--
Tim Mitchell