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……

The main content of the new version of the mining product safety mark certificate includes: certificate name, certificate category mark, safety mark number, QR code, certificate holder, registered add……

The qualification certificate for installation, maintenance, and repair of explosion-proof electrical equipment is one of the essential qualifications for companies engaged in the explosion-proof elec……

When it comes to the issue of explosion-proof certification agencies in the market, there are currently more than ten domestic institutions that can issue explosion-proof certificates. But most custom……

Explosion proof electrical construction is different from ordinary electrical construction, as it depends on the increased explosion-proof requirements of the environment it is located in. According t……

Explosion proof certification is the process of determining whether equipment meets the requirements of explosion-proof standards, conducting type tests and routine tests for adaptation, and issuing r……

Why is it necessary to determine whether dust is explosive dust? In industrial production, various types of dust are often generated, such as grinding, polishing, welding dust from metal product facto……

Many customers do not know how to query or search for the authenticity of coal safety certification and mining safety certification products. Especially when customers are looking for products with co……

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

According to the basic principles of the "Description and Definition Table of Compulsory Product Certification Catalogue (Revised in 2020)" released by the Certification and Accreditation Ad……