Three Phase rcbos

[coxy]

Hi,Doing a job with tt system.There are a number of 3 phase circuits.Has anyone used them before ?? Mem dont do them,hager dont,merlin gerin do but it takes up an extra 3 ways in the board.I could fit an extension box with separate rccbs.Any ideas anyone ???
Coxy

 

[Spudnik]

Hi Coxy,

Are these any good?

Contactum RCD 30mA 4 Pole

Not sure what make of DB you have.

 

[coxy]

Hi - Thanks mate,I think I will have to go with the option of tp mcb for overload and separate rccb for earth leakage protection.I have not sorted mains out yet so those you showed me are still an option - thanks.Maybe someone could design one ???
Thanks again,Coxy.