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Anonymous users2024-01-24Press the original connection on it Red is the incoming line (can be tested with an electric pen) Blue is two control lines There is a simple wiring diagram in the switch description Connect the red to the incoming port Blue is connected to the two ports and button outlets A small line connects the two buttons (some switches can not be used).
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Anonymous users2024-01-23The upper end of the two switches is red and a short connecting wire, when there is electricity, it should be a live wire, and the lower end is connected to the blue line for the light and fan.
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Anonymous users2024-01-22The normal situation is: the red one is the incoming line (live line), the two blue lines are the outgoing line (also counted as the live line, which leads to the lamp and exhaust fan) and the short one is just to divide the incoming line (red) into two, corresponding to two blue ones. It's simple.
I don't know if you understand this expression?
1 5-wire power cord and 4 control cables.
2-way heating. 1 Lighting, 1 Exhaust! >>>More
There should be wiring holes on the socket, as long as you are connected to the zero wire on the left (there are two that cannot be plugged in with a test pen, one of which is a zero wire), the right fire (under normal circumstances, the test test is lit up), and the ground wire (that is, the wire connected to the metal shell of the electrical appliance). >>>More
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
One is the power incoming cable (220 volt phase wire) and the other two are the outlet wires for each switch, which are connected to the bedroom and balcony lights. It's three threads, and there is no fourth thread. Specific connection: >>>More