GB/T 3836.31-2021: Explosive atmospheres - Part 31: Equipment dust ignition protection by enclosure 't'

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Scope

This document specifies the design, construction, and testing requirements for Ex
equipment and Ex Components with dust ignition protection by enclosure “t”.
This document is applicable to electrical equipment protected by enclosure and surface
temperature limitation for use in explosive dust atmospheres.
This document does not apply to dusts of explosives, which do not require atmospheric
oxygen for combustion, or to pyrophoric substances.
This document does not apply to Ex equipment or Ex Components intended for use in
underground parts of mines as well as those parts of surface installations of such mines
endangered by firedamp and/or combustible dust.
This document does not take account of any risk due to an emission of flammable or
toxic gas from the dust.
This document is a supplement and modification to the general requirements of GB/T
3836.1.When the requirements of this document conflict with the requirements of
GB/T 3836.1, the requirements of this document take precedence.

Basic Data

Standard ID	GB/T 3836.31-2021 (GB/T3836.31-2021)
Description (Translated English)	Explosive atmospheres - Part 31: Equipment dust ignition protection by enclosure "t"
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	K35
Word Count Estimation	16,195
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration