A four-way switch has four terminals and is connected to the two wires running between two three-way switches. A diagram of how three-way and four-way switches work is provided in Figure 21-8. FlGURE 21-8. Three-way and four-way anbsp;...
Title | : | Light construction techniques |
Author | : | John E. Ball |
Publisher | : | - 1980 |
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