Would it be too much of a stretch to think that IF the issue were in unit2 its RCB ought to trip first therefore is more likely to be something in Unit1 because the RCD there is never going to go before the lone one?
The sodium lights are off but maybe that doesn't matter? They are old (one of...
Meter
Consumer Unit 1
Unit 2
Its the RCD in the first picture that has only ever tripped in the 8 years or so since we moved in.
There's also a single panel & switch for the shed which is switched off unless I'm out doing something.
Hi I hope this is the right forum to ask some advice for what I hope is a straight forward question.
Short version: Is an RCD required in domestic installation where there are 2 consumer units, each with its own RCD?
The layout of the system is
Meter >
RCD (BG 80A/30mA) > split >
CU1 with...
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