GB 3836.12-2008
Explosive atmospheres.Part 12:Classification of mixtures of gases or vapours with air according to their maximum experimental safe gaps and minimum igniting current (English Version)

Standard No.

GB 3836.12-2008

Language

Chinese, Available in English version

Release Date

2008

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2020-07

Replace By

GB/T 3836.11-2017

GB/T 3836.12-2019

Latest

GB/T 3836.11-2022

GB/T 3836.12-2019

Replace

GB 3836.12-1991

Scope

This part specifies the basic principles for the classification of flammable gases and vapors (hereinafter referred to as gases and vapors) for industrial production, storage and use, and provides the classification test guidelines for gases or vapors not listed in Appendix A. This part applies to electrical equipment protected by flameproof enclosure "d" and electrical equipment protected by intrinsically safe type "i". According to the type of gas and vapor contained in the environment in which it is used, select the corresponding category and level of the equipment.

GB 3836.12-2008 Referenced Document

• GB 3836.11-2008 Explosive atmospheres.Part11:Equipment protection by flameproof enclosures"d"method of test for ascertainment of maximum experimental safe gap

GB 3836.12-2008 history

• 2022 GB/T 3836.11-2022 Explosive atmospheres—Part 11：Material characteristics for gas and vapour classification—Test methods and data
• 2017 GB/T 3836.11-2017 Explosive atmospheres—Part 11: Material characteristics for gas and vapourclassification—Test methods and data
• 2008 GB 3836.12-2008 Explosive atmospheres.Part 12:Classification of mixtures of gases or vapours with air according to their maximum experimental safe gaps and minimum igniting current
• 1991 GB 3836.12-1991 Electrical apparatus for explosive atmospheres--Classification of gases or vapours with air according to their maximum experimental safe gaps and minimum igniting currents

GB 3836.12-2008 Explosive atmospheres.Part 12:Classification of mixtures of gases or vapours with air according to their maximum experimental safe gaps and minimum igniting current was changed to GB/T 3836.11-2017 Explosive atmospheres—Part 11: Material characteristics for gas and vapourclassification—Test methods and data.

GB 3836.12-2008 -All Parts