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Hi, Is there anything to stop me from installing main DB in cupboard that also has hot water tank in it. Much appreciated in advance.

Thanks for all answers, most appreciated.

Thanks for the advice on my recent thread. One more thing I don,t know. When calculating or measuring ZE on the single-phase board, do you R1+R2 the sub-main cable and add this to ZE at origin to get single-phase board ZE Or do you do a ZS test at single-phase board incomer and this becomes...

Hi, I,m doing the above assessment and would appreciate advise on what to look out for. I,m quite confident about the theoretical side (famous last words) but the tutor on the course did not expain very well what will be required for the practical. For instance, visual inspection on the...

When testing R1 +R2, do you write the actual measured reading on the schedule of test results or do the correction factors have to be used. I am doing my 2391 exam and different booklets describe differently the importance of these correction factors. Thanks.