GB/T 3836.8-2021
Explosive atmospheres—Part 8：Equipment protection by type of protection“n” (English Version)

Standard No.

GB/T 3836.8-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB/T 3836.8-2021

Replace

GB 3836.8-2014

Scope

This document specifies the requirements for the construction, testing and marking of electrical equipment protected by type "n" in explosive gas atmospheres of class II. "nR" Restricted breathing enclosure. This document applies to electrical equipment whose rated input voltage does not exceed 15kV AC RMS or DC, and the internal working voltage of Ex products can exceed 15kV, such as starters for HID lamps. This document is a supplement and modification to the general requirements of GB/T 3836.1, as shown in Table 1. When there is a conflict between the requirements of this document and the requirements of GB/T 3836.1, the requirements of this document take precedence. Table 1 Relationship between this document and GB/T3836.1 Clauses of GB/T3836.1 Applicability of clauses of GB/T3836.1 to this document Chapter number Chapter title Spark protection Respiratory (informative) (normative) "nC ""nR" 3 Terms and Definitions Applicable Applicable 4 Equipment Classification 4.1 General Exclusions Exclusions 4.2

GB/T 3836.8-2021 Referenced Document

• GB/T 3836.1 Explosive atmospheres—Part 1：Equipment—General requirements
• GB/T 3836.3 Explosive atmospheres—Part 3：Equipment protection by increased safety“e”
• IEC 60079-7:2015 Explosive atmospheres - Part 7: Equipment protection by increased safety "e"

GB/T 3836.8-2021 history

• 2021 GB/T 3836.8-2021 Explosive atmospheres—Part 8：Equipment protection by type of protection“n”
• 2014 GB 3836.8-2014 Explosive atmospheres.Part 8: Equipment protection by type of protection “n”
• 2003 GB 3836.8-2003 Electrical apparatus for explosive gas atmospheres--Part 8: Type of protection “n”
• 1987 GB 3836.8-1987 Electrical apparatus for explosive atmospheres--Non-sparking electrical apparatus "n"

GB/T 3836.8-2021 Explosive atmospheres—Part 8：Equipment protection by type of protection“n” has been changed from GB 3836.8-2014 Explosive atmospheres.Part 8: Equipment protection by type of protection “n”.

GB/T 3836.8-2021 -All Parts