In message , Des
writes

"John Rumm" wrote in message
news:X66dnbTMT8uR1_nInZ2dnUVZ8iednZ2d@brightview. co.uk...
On 26/05/2015 10:43, Des wrote:

how come when I cut through my wiring going to my 13a sockets all the
sockets are still live?

Sockets are usually wired on a ring circuit. See the illustration he

http://wiki.diyfaq.org.uk/index.php?...ers#Overvie w

Cut one side of the ring, and there is still an alternative path via the
other.


But why do they do that?


See the other wiki link I just posted.
--
Chris French