In article ,
Brad wrote:
The branch of a tree broke and knocked out the
neutral wire to my sister's house. As a result, some of
her expensive electronics equipment was damaged.

I know about surge protectors, but I want to buy
a device/s (perhaps in a power strip) that creates a
"short" (and blows a fuse) when the AC voltage
goes above 180V.

Surely what's needed is an RCD device which will trip if there is any
unbalance between line and neutral?

--
*A clear conscience is usually the sign of a bad memory *

Dave Plowman London SW
To e-mail, change noise into sound.