The qualification certificate for the installation and maintenance of explosion-proof electrical equipment is highly useful for explosion-proof electrical construction. This certificate is one of the ……
Many customers are confused about the meanings of the Ex and MA marks. As a professional explosion-proof testing and certification institution, STS Testing (Shenzhen) Co., Ltd. will give a brief expla……
The so-called gas explosion-proof certification and dust explosion-proof certification are classified according to the applicable environments of the equipment. Equipment for use in various hazardo……
Explosion-proof certification can be mainly divided into the following categories: 1. Compulsory Explosion-proof Certification (CCC-Ex) This is a mandatory product certification for certain type……
MA Certification is a mandatory product certification for equipment and products used in underground coal mines, adopting the mode of "product testing + factory inspection". It requires n……
Which Ex certifications an Ex product needs to obtain is determined by the product category and application scenarios. Domestically, Ex products are currently divided into mining-Ex products and no……
Intrinsic safety is a common explosion-proof protection mode on the current market. Its core principle is to limit the circuit energy of electrical equipment, ensuring that the electric sparks or ther……
ATEX derives its name from the French term ATmosphères Explosibles (potentially explosive atmospheres). ATEX certification refers to the conformity assessment system stipulated in Directive 94/9/EC on……
Which is safer for equipment: Flameproof (Ex d) protection or Intrinsic Safety (Ex i) protection? And how to choose between them? STS briefly explains the relationship and differences between Flamepro……
Explosion-proof certification refers to a technical authentication process that verifies whether equipment complies with explosion-proof standard requirements. It involves conducting type tests and ro……
We often see the MA or KA logos on the Mineral Product Safety Mark Certificates issued by the National Mine Safety Approval Center. What do these logos mean? MA (Mei An) Issuing and Supervising ……
When inquiring about applying for explosion-proof certification, many clients ask whether it is necessary to have a production factory to apply for it, and whether it can be processed through original……
.jpg "What do the Ex and MA marks on the certificate mean respectively?")
.jpg "What are the differences between gas and dust Ex certification?")
.jpg "What are the categories of Excertification?")
.png "How to apply for MA Marking?")
.png "The Notified Body of ATEX Ex Certification in EU")
.png "What is the meaning of MA and KA marking?")
