GB/T3836-2021 Basic requirements for explosion-proof level of explosion-proof type "da"

In the new version of GB/T3836-2021 explosion-proof standard, explosion-proof protection level has been added to explosion-proof electrical equipment, divided into "da" protection level (EPL……

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List of the latest GB/T3836 series explosion-proof standards

Recently, many customers have been inquiring about the update date of the new explosion-proof certification standard GB/T3836. Zhongnuo Testing will inform you that the new version of GB/T3836-2021's ……

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Material Requirements for Metal Enclosures and Metal Components of Explosion proof Equipment

8 Metal Enclosures and Metal Components of Enclosures 8.1 Material Composition The materials of the ……

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Explosion proof technical requirements for air explosion-proof shells of Ex components

Appendix D (Normative) serves as the explosion-proof enclosure for Ex components. D.1 General Provisions The purpose of issuing an Ex component explosion-proof certificate to an explosion-proof enclos……

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Material requirements for non-metallic shells and non-metallic components of explosion-proof equipment

7 Non metallic casings and non-metallic components of casings 7.1 General principles 7 1.1 Scope of ……

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Basic requirements for batteries and battery packs for explosion-proof electrical equipment

Battery is one of the main power supply methods for explosion-proof electrical equipment, and it is also a technical difficulty that customers often encounter during the explosion-proof testing and ce……

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List of domestic explosion-proof certification institutions

When it comes to the issue of explosion-proof certification institutions in the market, there are currently more than ten in China that can issue explosion-proof certificates. However, most customers ……

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Executive standards for explosion-proof product certification

Explosion proof certification is the process of determining that equipment meets the requirements of explosion proof standards, conducting type tests and routine tests, and issuing relevant certificat……

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IP protection level requirements for explosion-proof equipment used in explosive gas environments

In the previous article, we provided a detailed introduction to the IP protection level requirements for explosion-proof equipment in combustible dust environments. This article further introduces the……

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IP protection level requirements for explosion-proof equipment used in combustible dust areas

1、 What is the IP protection level? IP level, also known as enclosure protection level, is the abbre……

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