{"id":110098,"date":"2024-10-18T15:48:52","date_gmt":"2024-10-18T15:48:52","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/nfpa-496-2013\/"},"modified":"2024-10-24T21:56:02","modified_gmt":"2024-10-24T21:56:02","slug":"nfpa-496-2013","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/nfpa\/nfpa-496-2013\/","title":{"rendered":"NFPA 496 2013"},"content":{"rendered":"

Protect electrical equipment in flammable atmospheres by following the latest protection techniques outlined in the 2013 NFPA 496. NFPA 496: Standard for Purged and Pressurized Enclosures for Electrical Equipment contains requirements for the design and operation of purged and pressurized electrical equipment enclosures. This protection technique is used in Class I and Class II hazardous (classified) locations to reduce or prevent the presence of flammable materials within electrical equipment enclosures as specified by NFPA 70<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nImportant Notices and Disclaimers <\/td>\n<\/tr>\n
3<\/td>\nAdditional Notices and Disclaimers <\/td>\n<\/tr>\n
4<\/td>\n2.1 General
2.2 NFPA Publications <\/td>\n<\/tr>\n
8<\/td>\nChapter 1 Administration
1.1 Scope
1.2 Purpose
1.3 Application
1.4 Equivalency
1.5 Units of Measurement
1.6 Mandatory Rules, Permissive Rules, and Explanatory Material
Chapter 2 Referenced Publications <\/td>\n<\/tr>\n
9<\/td>\n2.3 Other Publications
2.4 References for Extracts in Mandatory Sections
Chapter 3 Definitions
3.1 General
3.2 NFPA Official Definitions
3.3 General Definitions <\/td>\n<\/tr>\n
10<\/td>\n3.4 NEC Extracted Definitions
Chapter 4 General Requirements for Pressurized Enclosures
4.1 Applicability
4.2 Suitability of Identified Equipment <\/td>\n<\/tr>\n
11<\/td>\n4.3 Enclosure
4.4 Pressurizing System
4.5 Protective Gas System
4.6 Determination of Temperature Marking
4.7 Ventilated Equipment
4.8 Power Equipment <\/td>\n<\/tr>\n
12<\/td>\n4.9 Type Z Pressurizing
4.10 Type Y Pressurizing
4.11 Type X Pressurizing <\/td>\n<\/tr>\n
13<\/td>\n4.12 Markings
Chapter 5 Pressurized Enclosures for Class I
5.1 Applicability
5.2 General Requirements <\/td>\n<\/tr>\n
14<\/td>\n5.3 Markings
5.4 Additional Requirements for Type Y or Type Z Pressurizing
5.5 Additional Requirements for Type X Pressurizing
Chapter 6 Pressurized Enclosures for Class II
6.1 Applicability
6.2 General Requirements
6.3 Markings
6.4 Marking Information
6.5 Additional Requirements for Type X Pressurizing
6.6 Additional Requirements for Ventilated Equipment
Chapter 7 Pressurized Control Rooms
7.1 Applicability
7.2 Protective Gas <\/td>\n<\/tr>\n
15<\/td>\n7.3 Considerations Relating to Positive Pressure Ventilation
7.4 Requirements for Positive Pressure Air Systems
Chapter 8 Pressurized Enclosures Having an Internal Source of Flammable Gas or Vapor
8.1 Applicability
8.2 General Requirements <\/td>\n<\/tr>\n
16<\/td>\n8.3 Specific Requirements <\/td>\n<\/tr>\n
17<\/td>\nChapter 9 Pressurized Analyzer Rooms Containing a Source of Flammable Gas, Vapor, or Liquid
9.1 Applicability
9.2 General
9.3 Specific Requirements <\/td>\n<\/tr>\n
18<\/td>\nAnnex A Explanatory Material <\/td>\n<\/tr>\n
22<\/td>\nAnnex B Informational References <\/td>\n<\/tr>\n
23<\/td>\nIndex <\/td>\n<\/tr>\n
25<\/td>\nFormal Interpretation <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

NFPA 496: Standard for Purged and Pressurized Enclosures for Electrical Equipment<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
NFPA<\/b><\/a><\/td>\n2013<\/td>\n30<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":110099,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2638],"product_tag":[],"class_list":{"0":"post-110098","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-nfpa","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/110098","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/110099"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=110098"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=110098"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=110098"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}