NFPA 499 : 2017
Superseded
Superseded
View Superseded by
CLASSIFICATION OF COMBUSTIBLE DUSTS AND OF HAZARDOUS (CLASSIFIED) LOCATIONS FOR ELECTRICAL INSTALLATIONS IN CHEMICAL PROCESS AREAS
Published date
01-01-2017
Publisher
Superseded date
08-16-2021
Superseded by
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Chapter 1 - Administration
Chapter 2 - Referenced Publications
Chapter 3 - Definitions
Chapter 4 - Combustible Dusts
Chapter 5 - National Electrical Code (NEC) Criteria
Chapter 6 - Classification of Combustible Dust Locations
Annex A - Explanatory Material
Annex B - Informational References
Index
Specifies information on the classification of combustible dusts and of hazardous (classified) locations for electrical installations in chemical process areas and other areas where combustible dusts are produced or handled.
| DocumentType |
Standard
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| PublisherName |
National Fire Protection Association
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| Status |
Superseded
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| Supersedes |
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