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What are CQST and CNEX in explosion-proof certification?

CQST and CNEX refer to Nanyang Explosion proof Institute, also known as the National Explosion proof Electrical Product Quality Supervision and Inspection Center. They are currently relatively authoritative explosion-proof certification institutions in China, and their authority is deeply rooted in people's hearts. The……

The difference between ATEX and IECEx

The main difference between ATEX and IECEx is that ATEX certification is only applicable to EU countries, while IECEx certification is accepted globally. Therefore, compared to ATEX certification, IECEx certification is more widely recognized and accepted. Another key difference between ATEX and IECEx certification is ……

Sample of Explosion proof CCC Certification Certificate

At present, there are 6 institutions in China that can issue explosion-proof 3C certification certificates, namely: CQC, CQM, NEPSI, PCEC, CNEX, and JEXM. Below is a sample certificate issued by CQC:

What certification is ex

Ex certification is explosion-proof certification. The work of determining whether the equipment meets the requirements of explosion-proof standards, conducting type tests and routine tests, and issuing relevant certificates of conformity. The certificate can be specific to Ex equipment or Ex components. A red Ex symbo……

How to apply for explosion-proof certification and how much does it cost

Explosion proof certification refers to the work of determining that equipment meets the requirements of explosion proof standards, conducting type tests and routine tests, and issuing relevant certificates of conformity. The certificate can be specific to Ex equipment or Ex components. 1、 Which places require explosio……

Is the explosion-proof certificate and explosion-proof qualification certificate the same?

Is the explosion-proof certificate and explosion-proof qualification certificate the same? I believe many corporate clients who consult explosion-proof certification will have this question. Here, Zhongnuo Testing will give you a brief introduction. Strictly speaking, explosion-proof certificate and explosion-proof qua……

How many national explosion-proof certification agencies are there?

When it comes to explosion-proof certification agencies, everyone will think of Nanyang CNex, Tianjin PECE, Shanghai NEPSI, etc. They are indeed authoritative explosion-proof certification agencies in China. Below is a list of well-known and authoritative explosion-proof certification institutions in China, CQST: Natio……

How to obtain an explosion-proof certificate for an explosion-proof oven?

Explosion proof oven is a specially designed oven with explosion-proof windows, explosion-proof door buckles and other safety devices for work safety. It is widely used in places such as petroleum, chemical, military, medical and pharmaceutical industries. As a common explosion-proof electrical equipment, a valid explo……

Inspection robot explosion-proof certification processing agency

With the enhancement of public safety awareness, the application of special robots represented by firefighting robots and explosion-proof inspection robots is increasing. Special robots have frequently appeared in fire drills across the country, and various regions have introduced relevant policies to promote special r……

What should be noted when applying for atex certification for combustible gas alarms?

Combustible gas alarm, also known as gas leakage detection alarm instrument. When there is a leakage of combustible gas in industrial and daily living environments (such as kitchens using natural gas), and the combustible gas alarm detects that the concentration of combustible gas reaches the alarm value set by the ala……