On Friday, 4 May 2018 15:46:37 UTC+1, ARW wrote:
Just fitted my first ever voltage optimiser.

Not much to it but I am puzzled.

I tapped of the 10% drop terminals. The incoming supply to the optimiser
is 251V and the outgoing load is 236V.

So where does the 10% come into this?


--
Adam

I saw a similar device that purported to save significant energy by power factor correction.
Bollix of course.