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

Intrinsic safety is one of the many types of explosion-proof protection, which limits electrical energy. Even in the event of equipment failure, the energy generated is not sufficient to ignite the surrounding explosive environment. Therefore, intrinsi

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

Many customers ask when consulting, what is the difference between obtaining explosion-proof certification for products and obtaining explosion-proof qualification certificates? Explosion proof certification and explosion-proof qualification certif

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 coal mine equipment, and mine safety certification is for non coal mine equipment. Both are applied fo

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 products? Zhongnuo Testing has summarized years of experience in the explosion-proof certification industry, mainly sharing the following points:(1) Is the product design de

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

There are now many combination devices used in explosion-proof areas to achieve more complex functions. In response to the explosion-proof certification technical requirements for such equipment, Zhongnuo Testing has summarized years of industry experienc

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

First of all, it is necessary to distinguish whether the product needs to undergo certification or whether explosion-proof electrical testing is required in on-site locations. On site explosion-proof electrical testing is carried out in accordance

What is the difference between intrinsic safety certification and coal safety certification for products?

Intrinsic safety certification, also known as intrinsic safety explosion-proof certification. In the explosion-proof industry, explosion-proof protection types are divided into explosion-proof, intrinsic safety, increased safety, positive pressure, pourin

What does the explosion-proof symbol Ex db ib IIC T4 Gb mean?

The explosion-proof sign can be said to be the ID card of an explosion-proof equipment. Through the explosion-proof sign, one can understand the explosion-proof type adopted by the equipment, the applicable explosive places and explosion-proof areas, and

What are the technical requirements for positive pressure explosion-proof certification of products?

Positive pressure explosion-proof refers to the introduction of clean air or inert gas into the interior of the equipment, causing the internal pressure of the equipment to be higher than the external explosive environmental pressure, isolating explosive

What are the requirements for obtaining explosion-proof certificates for robot products?

More and more robot products are being used in explosion-proof places now. Many customers have asked, how do robot products undergo explosion-proof certification? What are the technical requirements? According to what standards? Do we need to send samples