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What qualification certificates are required for the installation of explosion-proof electrical equipment?

In the explosion-proof electrical construction industry, the explosion-proof electrical equipment installation qualification certificate is the professional qualification certificate for enterprise customers who carry out explosion-proof installation and construction projects. This certificate can be obtained by contac……

Standard for Regular Explosion Prevention Testing Reports in Hazardous Chemical Places

The on-site explosion-proof testing we often refer to refers to the regular inspection of electrical equipment used in explosive hazardous areas to ensure its explosion-proof safety performance. According to the provisions of AQ3009-2007 "Code for Electrical Safety and Explosion Protection in Hazardous Areas"……

What standards are used for explosion-proof certification?

Explosion proof type is an explosion-proof type of electrical equipment, whose shell can withstand any flammable and explosive mixture entering the interior of the shell through any joint surface or structural gap without damage, and will not cause ignition in an external flammable and explosive gas environment formed ……

What is the data required to apply for an explosion-proof certificate?

Explosion proof certificate is a safety certification certificate for equipment and products used in environments with explosive gases or combustible dust. The certificate can be for Ex equipment and Ex components. The product needs to apply for an explosion-proof certificate, which is a certification certificate for e……

What testing-items are required to apply for an explosion-proof certificate?

Explosion proof certificate is an important certificate to ensure that products have no risk of accidents in the use environment. In order to ensure that the product meets explosion-proof standards, a series of test projects are required to verify the explosion-proof performance of the product. The following are the te……

What products can obtain an intrinsic safety explosion-proof certificate?

Intrinsic safety is one of the many types of explosion-proof protection that limits electrical energy. Even in the event of equipment failure, the energy generated is insufficient to ignite the surrounding flammable and explosive environment.

Is it the same for products to have explosion-proof certification and explosion-proof qualification certificate?

Many customers inquire about the difference between obtaining explosion-proof certification and obtaining an explosion-proof qualification certificate for their products? Explosion proof certification and explosion-proof qualification certificate are two different concepts. Once a product has undergone explosion-proof ……

What are the requirements for coal safety certification and mine safety certification?

Coal safety certification and mine safety certification are mandatory certifications for mining products and equipment. Coal safety certification is for equipment used in coal mines, while mine safety certification is for non coal mine equipment. Both are applied for, reviewed, and issued certificates by the National S……

What should be noted when applying for a domestic explosion-proof certificate for products?

What should be noted when applying for a domestic explosion-proof certificate for a product? Zhongnuo Testing has summarized years of experience in the explosion-proof certification industry and mainly shared the following points: (1) whether the product design is designed in accordance with the relevant standards of G……

How to apply for explosion-proof certificate for combined equipment?

Nowadays, there are many combination devices used in explosion-proof places to achieve more complex functions. Regarding the explosion-proof certification technical requirements for this type of equipment, Zhongnuo Testing has summarized years of industry experience and mainly has the following points: (1) The explosio……