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What Ex certifications are required for Ex products?

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 non-mining-Ex products. Mining-Ex products used in coa

Principles and Scope of Application for Ex "i" Certification

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 thermal effects generated by the equipment under normal ope

The Notified Body of ATEX Ex Certification in EU

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 Equipment and Protective Systems for Potential Explosi

the differences Between Flameproof and Intrinsically Safe Ex Certification

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 Flameproof and Intrinsic Safety protection from the following a

The Necessity of Obtaining Ex Certification for Ex Products

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 routine tests, and issuing qualification certificates to

What is the meaning of MA and KA marking?

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 Authority: China National Administration for Mine Safet

Is a production factory required to apply for Ex certification?

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 equipment manufacturing (OEM) or original design manuf

Are Ex certification and Ex certificate the same thing?

This is a common question raised by many enterprise customers consulting about explosion-proof certification. Here, STS provides a brief introduction: Explosion-proof Certification is a technical certification activity that verifies whether equipmen

What does the Ex marking mean, and how to obtain the Ex marking?

We often see a red Ex mark on explosion-proof equipment. Ex is actually the abbreviation of Explosion-proof, meaning explosion-proof. Ex certification refers to explosion-proof certification. It is the work of verifying that equipment complies with the

Requirements for the metal wall thickness around blind holes in flameproof enclosures

A blind hole refers to a hole that is open on one side and closed on the other, commonly used for component connection or positioning. On a flameproof enclosure for flameproof explosion-proof equipment, a blind hole specifically refers to a threaded ho