Changing an MCB to an RCBO 17 edition wiring regulations

Postby drchris » Wed May 13, 2009 3:27 pm

If your changing an mcb to an rcbo, according to the iee 17 edition wiring regulations: do you have to re test the circuit?
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Simply Build It

Postby kbrownie » Thu May 14, 2009 11:58 am

In theory, if you changed the fuse or mcb it should be tested, so yes you do.
You will also need to do an RCD test on your RCBO
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