Which article specifies hazardous (classified) locations in detail?

Article 510 specifically addresses hazardous locations that are classified due to the presence of flammable liquids. It outlines the requirements for electrical installations in environments where the risk of fire or explosion is present due to vapors, gases, or liquids. This article deals with various classifications of locations, proposes safety measures, and gives guidelines for the selection and installation of electrical equipment in these areas to mitigate risks.

Understanding the details in Article 510 is crucial for ensuring compliance with safety regulations, avoiding potential hazards, and ensuring that all electrical systems in such locations are designed and implemented correctly to prevent dangerous incidents. The other articles focus on different types of hazardous classifications or are specific to particular substances and their respective environments. This is why Article 510 stands out as the detailed reference for flammable liquids in the context of classified locations.