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In a typical solar panel installation, where would you expect find the first instance of short circuit protection for the panel? Is there normally something on the panels themselves or would the first point be at/near the inverter?

Here's an odd one... A year or so a room which has its own ring final on a 32A RCBO, tripped out due to a live-earth fault on a damaged extension lead. After resetting the RCBO the computer in the room would not power on, and the HDMI input on the TV it was plugged into stopped working (TV...

Evening All I have 3 solid state relays that I used a couple of years ago for a lighting project to switch 240V lights on using 24V control. They have been in the shed since then, but I have just set them up with some some 12V lights, using the same 24V transformer & two of them don't...

Hi guys, I'm currently in my 6th form second (last) year and not really want to go to university and would like to pursue a career as an electrician. This is because it is really where my interests lies (always wiring stuff up). I have a certain amount of electrical knowledge (know how to wire...