Recent content by iantj

Replaced like for like (other than manufacturer) "Working" in the sense that test button works and also tripped (genuinely) with some rather damp wiring. Absolutely no idea if it trips within the specified time and I suspect not something most people would ever test when buying new...

To give an update. The original legrand RCD has been replaced by a Volex. It is now possible to reset the RCD with the MCBs on and so far... RCD is not tripping. An interesting side effect is that when the outside wiring was checked, the garden RCD tripped before the main house one...

OK, I can understand that some permanent leakage could cause the problem. Is there a method to check for this ? Does the fact that I always have to turn off all of the MCBs before resetting the RCD indicate another fault ?

We have been in house for around 6 years and have had intermittent problems with the RCD. Initially, put down to new house being wet and also sometimes caused by garden electrics (also protected by own RCD)... all of which we could understand (if not happy). Recently seems to be tripping due...