"Martin Angove" wrote in message
...

[cross-connecting ccts, RCDs]

I already mentioned that one in a previous reply.

Yes, sorry, I dived into a thread in which, for some reason, most of the
articles weren't visible. Mind you IME of fans with switched live
terminals, which is confined to one model (Vent Axia VA100H), the current
drawn via the SL is minuscule (a few hundred uA). SL just feeds some
electronics which drives the gate of a triac in the main fan motor cct, so
the motor current is always taken from the permanant live terminal. Other
designs may be quite different

wants locking up.
No, he wants educating.

Of course - which now seems to have happened.

thinking straight as have had 2 hours sleep in the last 36 due to
arrival of offspring #2.

Congratulations.

--
Andy