ISPE Glossary of Pharmaceutical and Biotechnology Terminology

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Hazardous (Classified) Locations

Areas that may contain hazardous (classified) materials in sufficient quantities to create an explosion. (For definitions and classifications see the National Electric Code, Article 500, and ANSI/NFPA 497M, Classification of Gases, Vapors, and Dust for Electrical Equipment in Hazardous (Classified) Locations).

See also: Electrical Area Classifications NEMA (National Electrical Manufacturers Association) Enclosures

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