Joined: 07 Oct 2006 Posts: 12 Location: Surrey, United Kingdom Thanked: 0 times
Posted: Sat Oct 07, 2006 11:51 am Post Subject:
Replacing old switch
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.
Joined: 28 Feb 2005 Posts: 273 Location: Hertfordshire, United Kingdom Thanked: 0 times
Posted: Sat Oct 07, 2006 11:55 am Post Subject:
Re: Replacing old switch
AA2e72E wrote:
Existing switch has RED at the top, BLACK at the bottom (only has 2 connections) and the backplate has an eatth terminal.
New switch as 2 terminals. COM, L1 and L2.
What colour goes to COM, to L1, to L2?
One of them to COM, the other to L1 - it doesn't matter which way round, although it would be better to have the red to COM, because that's the way it would be if it was ever converted to use two-way switching (hall/landing stylee).
And the black should really have a red sleeve on it to indicate that it's Switched Live, not Neutral.
Cheers,
Howard
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