NFPA 496: Standard for Purged and Pressurized Enclosures for Electrical Equipment, 2008 Edition
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NFPA 496 Standard for Purged and Pressurized Enclosures for Electrical Equipment 2008 Edition
NFPA 496 Standard for Purged and Pressurized Enclosures for Electrical Equipment 2008 Edition
Chapter 1 Administration
Chapter 2 Referenced Publications
Chapter 3 Definitions
Chapter 4 General Requirements for Pressurized Enclosures
Chapter 5 Pressurized Enclosures for Class I
Chapter 6 Pressurized Enclosures for Class II
Chapter 7 Pressurized Control Rooms
Chapter 8 Pressurized Enclosures Having an Internal Source of Flammable Gas or Vapor
Chapter 9 Pressurized Analyzer Rooms Containing a Source of Flammable Gas, Vapor, or Liquid
Annex A Explanatory Material
Annex B Informational References
Index
Formal Interpretation