3-way
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What is 3-way wiring?
I took a picture of the wiring to a wall switch because it has 4 connections onto it rather than 3. I did a switch previously in the house that only had a ground and two wires. This switch has a ground, two wires, plus this extra wire that goes from this switch to another switch just next to it...
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YOUR Unread Posts
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Does SWA need RCD on a TT?dont you mean 1.37 ohms or 1.1 ish at 80% values. maybe with many rods mates or structural...- Latest: newfutile
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TN-C-S System Max Zs for Final Circuit Protected By 30mA Type B 16A RCBOA 16 amp type B would be closer to 2.18 at 80% values. but at a push you could go up to 200 ohms...
- Latest: newfutile
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Are singles the same as the conductors within twin and earth, just with the grey outer removed?Lucien may well have contributed, but it was gruff, accurate reply of Davesparks I remember.- Latest: HappyHippyDad
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