What are the guidelines for using types of flex?
a. each core has a single wire and the earth is not insulated
b. each core has multiple thinner wires and the earth is insulated.
HELP: I just bought an XPELAIR DX100T. This unit has terminals marked L N T; it does not have an EARTH connection. How does this matter?
How do I connect it to a ceiling rose (whose cable has red/black & earth) so that it operates from the pull cord that switches the light on in the ceiling...
My bath has a single light operated by a pull cord. I'd like to add an extractor fan operated by the same pull cord. The exixting cables are the 'old' type (Red, Black) renewed in 1995.
I have a wiring diagram for adding the extractor fan. I need help (I am a complete novice and somewhat...
Existing switch has RED at the top, BLACK at the bottom (only has 2 connections) and the backplate has an earth terminal to which the earth is presently connected.
New switch as 3 terminals. COM, L1 and L2.
What colour goes to COM, to L1, to L2?