NFPA 499 : 2017
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
CLASSIFICATION OF COMBUSTIBLE DUSTS AND OF HAZARDOUS (CLASSIFIED) LOCATIONS FOR ELECTRICAL INSTALLATIONS IN CHEMICAL PROCESS AREAS
Hardcopy
16-08-2021
English
01-01-2017
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
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