With reference to 433.1.204 and cable as installed has min capacity of 20A if protected by a 30A or 32A. If the protective device is reduced to 20A how is the new minimum as installed capacity calculated or arrived at ? I've been looking in the Electrical Installation Design Guide, but the answer is avoiding my eyes.
Didn't the IET produce a paper validating the ring final. Giving some insight into how compliance was achieved and justifying it's existence. I seem to remember down loading it, but I would struggle to find it know.
Didn't the IET produce a paper validating the ring final. Giving some insight into how compliance was achieved and justifying it's existence. I seem to remember down loading it, but I would struggle to find it know.