On 01/03/2020 14:01, Roger Hayter wrote:
Totally ignorant comment he

Surely there is no absolute phase (in power distribution at least), just
phase in relation to the other two phases. So no real life equipment
could know the difference as long as you can swap any two if it is
wrong.

yes.

Is it good practice in real life to keep the same colour wires
throughout the whole installation for each incoming phase?
yes.


--
Future generations will wonder in bemused amazement that the early
twenty-first centurys developed world went into hysterical panic over a
globally average temperature increase of a few tenths of a degree, and,
on the basis of gross exaggerations of highly uncertain computer
projections combined into implausible chains of inference, proceeded to
contemplate a rollback of the industrial age.

Richard Lindzen