4mm in walls is <32 yet we use 32A mcb

[1stfix2ndfix]

1 mil is all we use

 

[Engineer54]

Forgot to mention, some of those 4mm final ring circuits are protected by 40A type B RCBO's.
I wonder who's going to have kittens over that, because nothing is mentioned in BS7671 or any of OSG's etc about 40A ring circuits?? lol!!

 

[Silly Sausage]

@Tony


You're doing it again, how are you deleting posts?!?!?

 

[D Skelton]

Hit edit post, then delete.

I'm eager to know what he wrote.

PM me Tony

 

[Silly Sausage]

Ah, that's where it is, Cheers!