This is a wiring diagram for a vintage floor lamp with 4 bulbs one main bulb and 3 peripheral and usually smaller bulbs. The black line wire connects to the common terminal of the 3 way dimmer.

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Floor dimmer switch wiring diagram. A 3 wire nm connects the travelers of the dimmer to the travelers of the 3 way switch. The main bulb threads into a standard socket with an integrated switch and the three peripheral bulbs are wired to a single switch usually located near the central socket. In the diagram below a 2 wire nm cable supplies power from the panel to the dimmer box. Many manufacturers are now producing dimmer switches that can be used for either single pole or 3 way switches. Wiring a vintage floor lamp switch. How does a dimmer switch work diagram how to install a dimmer switch with only two wires dimmer switch.
A wiring diagram is a streamlined traditional pictorial depiction of an electric circuit. Traveler wires are interchangeable on each switch. When replacing an existing 3 way switch take note of how the existing switch is wired before you remove the wiring then refer to your notes to help you wire the new 3 way dimmer switch. The common terminal of the 3 way switch connects to the light fixtures. The 3 way dimmer and 3 way switch are also interchangeable. If you are replacing an existing 3 way switch.
Assortment of headlight dimmer switch wiring diagram. It reveals the components of the circuit as simplified shapes and the power and also signal connections between the devices. Single switch wiring with floor plan lighting lay out duration.