For example, today’s Code requirements state that an intentionally grounded conductor (sometimes referred to as a neutral conductor) is required to be installed at all switch locations where switches control lighting loads that are supplied by a grounded general-purpose branch circuit, or are they?
As buildings are updated with high-efficiency LED light sources, energy codes generally require that the lighting control systems also be updated to satisfy new, more efficient performance requirements.
In the last few years, advancements in control technology and energy management have made compliance with National Electrical Code, Article 700, Emergency, more complex, with far more design choices available…
“Codes” are regulations to protect the safety of the public that are recommended by knowledgeable experts to be written into law by municipalities. The earliest building code in the U.S….
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