A solicitação
“Two-way lighting on 230 V AC: one lamp switched from both ends of a hallway by two SPDT switches joined by two strappers.”
Depois, tenteAdd a third switch in the middle as an intermediateLabel the live, neutral and strapper wires
O que há neste desenho
Entenda as decisões por trás dele.
01
Use SPDT switches with common, normally open, and normally closed terminals
02
Connect traveler wires between the switches' non-common terminals
03
Place the lamp in series between the second switch's common and neutral
Ideal for staircase lighting, hallway controls, or any room with two entrances where a single light fixture must be switched from either side.