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Anonymous users2024-01-24One end is connected to the main power live wire, the other end is connected to the main power neutral line, and the other two contacts of the switch are connected to the contacts of the other switch.
An inlet live wire is connected to the L end of switch 1, the control wire down of the lamp head is connected to the L end of switch 2, the L1 of switch 1 is connected to L1 of switch 2, and the L2 of switch 1 is connected to L2 of switch 2
The blue line is connected to the midpoint of the dual control switch, the red line is connected to the A line (3 wires are divided into ABC bar), the other end of the A line is connected to the midpoint of the dual control, and the BC is connected to the 1 and 3 of the dual control respectively
Single-open and dual-control:
From putting two wires at the entrance to this single-opening and dual-control; >>>More
Now according to the regulations, it is mandatory to connect to zero, but it doesn't matter if the bedside lamp has such a little power, and there is also an air switch to protect it in case of leakage. If it is a high-power electrical appliance with a metal shell, if it is not connected to zero, there is a possibility that the shell will be charged to people.
The role of bath bombs is to keep warm, so there is no need to choose a bath bomb that is too expensive. If you are a consumer who rents a house, you should pay more attention to practical functions and choose low-end products in regular brands, and the price is between one or two hundred yuan. >>>More