Looking for an equivalent RCBO for a Siemens mcb

[johnnymacc]

Hi guys,
i need to change some Siemens 5sx21 mcb's for a customer,they are in a db,does anyone know what RCBO equivalent i need that will replace them,doesn't have to be siemens.

Cheers, John.

 

[alanl]

I was told there are no equivalents for a Siemens Stratum CU from 1996, but once I had removed it, i found a Wylex RCBO was a good fit.

Alan.

 

[johnnymacc]

Cheers Alan top man