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What are the standards for testing and certification of explosion-proof electrical equipment?

This also depends on whether it is for on-site equipment testing or product testing. If it is the testing of equipment used in hazardous areas, it is in accordance with AQ3009-2007 "Electrical Safety and Explosion Prevention Code for Hazardous Areas", and the testing cycle shall not exceed 3 years. If it is p……

In which fields can explosion-proof certification be widely applied

With the continuous improvement of people's awareness of safety production, explosion-proof certification technology has been widely applied in the production and processing of more and more industries such as chemical, petroleum and petrochemical, coatings, pharmaceuticals, food, and dangerous goods logistics. Why? Th……

The significance of explosion-proof certification and some knowledge of certification

In fact, explosion-proof certification is a necessary test that most electrical products must pass and obtain certification certificates. This is not only a guarantee and promotion of product quality, but also makes customers feel more at ease when using it. The country also has strict standards for explosion-proof cer……

What are the requirements for complete explosion-proof certification of modular products?

With the increasing emphasis on industrial safety, more and more ordinary industrial products are improving their explosion-proof products. Ordinary products that meet explosion-proof standards must undergo explosion-proof rectification and obtain explosion-proof certification. The combination of complete equipment is ……

What are the technical misconceptions to be aware of in explosion-proof certification

In explosion-proof certification technology, many people are unable to distinguish concepts such as explosion-proof, fireproof, explosive areas, explosive substances, and types of electrical equipment. 1、 Confusion of fire and explosion prevention concepts. 1. There are many types of explosions, which are basically div……

What should be noted in the design of explosion-proof enclosures?

According to the requirements of national standards GB3836 and GB12476, the explosion-proof enclosure of explosion-proof electrical equipment must meet the following four design requirements: 1. For explosion-proof enclosures, the enclosure of dust explosion-proof electrical equipment must meet two types of requirement……

Which organization can handle explosion-proof 3C certification and 3C factory audit guidance?

The background of explosion-proof 3C certification is CCC certification, which is also known as "China Compulsory Certification" in English, abbreviated as CCC. It is a product qualification assessment system implemented in accordance with laws and regulations in China to protect consumer personal safety and ……

Do I need to apply for both the explosion-proof certificate and the explosion-proof CCC certification at the same time?

Both explosion-proof certificate and explosion-proof CCC certification are certification requirements for explosion-proof equipment. Whether to apply for explosion-proof certificate or explosion-proof CCC certification mainly depends on the product category. Simply put, it depends on whether your product is included in……

How to check the authenticity of the "Qualification Certificate for Installation, Maintenance and Repair of Explosion proof Electrical Equipment"?

The explosion-proof electrical installation, testing and maintenance qualification certificate is one of the essential qualifications for companies engaged in the explosion-proof electrical construction industry. As a professional agency for explosion-proof electrical installation, testing and maintenance qualification……

The GB3836-2021 domestic explosion-proof certification standard has been released!

As a professional explosion-proof certification agency, Zhongnuo Testing always stays at the forefront of explosion-proof certification standards and understands the latest explosion-proof certification information! Well, the latest explosion-proof certification standard GB3836-2021 has been released! The next step is ……