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NFPA 499 : 2017

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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
Available format(s)

Hardcopy

Superseded date

08-16-2021

Language(s)

English

Published date

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

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
Pages
41
PublisherName
National Fire Protection Association
Status
Superseded
SupersededBy
Supersedes

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