Advanced electrical-schematic-symbols for switches

light switch symbol

A big part of electrical-schematic-symbols is the section on switches. These are more than just light switches, but light switches is what residential electrical wiring has most of.

You will find in the symbol charts below, certain symbols that pertain to commercial and industrial wiring. You probably won't need many of these in your house blueprints, but I wanted to be thorough.

It's important that architects make very descriptive plans about their construction projects. Contractors need specific details when they plan out electrical routes and cable runs.
That's why there are so many different electrical symbols. A contractor can look at the blueprints and know exactly what type of electrical device to install and what wiring methods to use.

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