久久久成人动漫_91欧美视频在线_另类国产ts人妖高潮系列视频_国产精品成人一区_一区二区精品在线_99视频在线

The current international IECEx certification standard is the IEC60079 series,

The EU ATEX certification standard is the EN60079 series,

domesticExplosion proof certificationThe standard is the GB/T3836 series.

Below, Zhongnuo Testing focuses on listing the standards for domestic explosion-proof certification.

Certification standards for explosion-proof equipment used in explosive gas environments:

GB/T 3836.1-2021 Explosive Atmosphere Part 1: General Requirements for Equipment

GB/T 3836.2-2021 Explosive Atmosphere Part 2: Caused byExplosion proofEquipment protected by shell "d"

GB/T 3836.3-2021 Explosive Atmosphere Part 3: Equipment Protected by Increased Safety Type "e"

GB/T 3836.4-2021 Explosive Atmosphere Part 4: Caused byIntrinsic safety typeThe device protected by 'i'

GB/T 3836.5-2021 Explosive Atmosphere Part 5: Equipment Protected by Positive Pressure Housing "p"

GB/T 3836.6-2017 Explosive Atmosphere Part 6: Equipment Protected by Liquid Immersion Type "O"

GB/T 3836.7-2017 Explosive atmospheres - Part 7: Equipment protected by sand filled molds "q"

GB/T 3836.8-2021 Explosive Atmosphere Part 8: Equipment Protected by "n" Type

GB/T 3836.9-2021 Explosive Atmosphere Part 9: Caused byexmEquipment protected by'm '

Certification standards for explosion-proof equipment used in places with combustible dust:

GB/T 3836.1-2021 Explosive Atmosphere Part 1: General Requirements for Equipment

GB/T 3836.4-2021 Explosive Atmosphere Part 4: Equipment Protected by Intrinsic Safety Type "i"

GB/T 3836.5-2021 Explosive Atmosphere Part 5: Equipment Protected by Positive Pressure Housing "p"

GB/T 3836.9-2021 Explosive Atmosphere Part 9: Equipment Protected by Sealed Type "m"

GB/T 3836.31-2021 Explosive Atmosphere Part 31: Caused byAnti dust ignition shellDevices protected by't '

Plagiarism and reposting by any platform or individual are strictly prohibited!