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Anonymous users2024-01-24Two SPDT switches can control the same light in two positions. This switch has three terminal blocks: L, L1, L2.
A switch and B switch A L1 and B L1 are connected with wires, A L2 and B L2 are also connected with wires, if A L is connected to the lamp holder live wire terminal, then B L is connected to the power live wire, and the lamp holder zero wire terminal is connected to the power zero line.
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Anonymous users2024-01-23A dual-loop switch can be realized, and two positions control the turning of one light on or off.
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Anonymous users2024-01-22The difference between single-pole, double-pole and three-pole switches, first of all, this is a kind of name problem, which can also be called single-link, double-link, three-link switch or one-on, double-open, three-open switch, single-link is actually a switch with only one button, and double-link is a switch with 8 buttons, and so on. 8.The so-called "bit", also known as:
[How to control two lights with a double-link dual-control opening and copying,]. >>>More
In other places, there are also three wires, and there is already a zero line on the lamp, return to the next live wire, and return to the top 2 wires and one lamp.
Connect both the live and output cables to L1! It's the middle place!
Dual-control switches have the same reason. One switch is connected to the live wire, and two are double control wires. The other switch is connected to the control line, and the two double control wires are connected. >>>More
And the triple switch? A switch with four terminals?
Generally, the single-pole double-throw is called a double-link switch. >>>More