在线国产精品视频_成人看片在线观看_性色av一区二区三区_欧美精品一区二区三区在线播放_亚洲欧洲一级片_91一区二区

How long is the validity period of ATEX certificate? Where can I apply for ATEX certification?

ATEX certification is an explosion-proof directive of the EU CE certification, with the directive code 2014/34/EU. It is mandatory for explosion-proof equipment and products to enter the EU market, and the product certification standards are EN 60079 and ISO 80079 series. It depends on what explosion-proof level and ex……

What are the main contents of AQ3009 explosion-proof electrical testing?

What are the main contents of AQ3009 explosion-proof electrical testing? Explosion proof electrical equipment in use should undergo regular explosion-proof testing to detect and promptly identify any issues that may arise during use, in order to minimize the risk of explosion. Many customers have asked, what are the co……

Do I need to do explosion-proof design before applying for explosion-proof certification for a product?

Do I need to do explosion-proof design before applying for explosion-proof certification for a product? That's for sure. To obtain explosion-proof certification for a product, it is necessary to pass the relevant testing items of explosion-proof standards and obtain the explosion-proof qualification certificate. To ens……

Do we still need a coal safety certificate if the product has an explosion-proof certificate?

Explosion proof certificate and coal safety certificate are applicable to different places. Explosion proof certificate generally refers to places used to remove various explosive gases and dust in coal mines. Coal safety certificate refers to the safety mark certificate of equipment and products used in coal mines. Th……

What is ATEX certification? How can companies apply for ATEX certification?

What is ATEX certification? How can companies apply for ATEX certification? ATEX is the EU CE certified explosion-proof directive, which is mandatory. The instruction code is 2014/34/EU, and the certification standard is EN60079, so when companies say they want to do explosion-proof CE certification, 2014/EU/34 or EN60……

Is the explosion-proof certification level Ex de higher than Ex d?

The composite explosion-proof certification mark indicates that a single explosion-proof type of the product cannot achieve explosion-proof, and two or more explosion-proof types must be used, such as explosion-proof equipment with an antenna. The antenna part is generally treated with intrinsic safety, and this equipm……

Does explosion-proof certification include explosion-proof 3C certification?

Let me put it this way, currently there are two types of explosion-proof certification in China: explosion-proof 3C certification and explosion-proof qualification certificate certification. The explosion-proof certificate and explosion-proof 3C certification are respectively for different explosion-proof products and ……

What does the explosion-proof mark Ex de llB T6 Gb mean?

The explosion-proof mark is a crucial information for equipment to undergo explosion-proof certification, involving the design requirements and testing items of the equipment. The explosion-proof mark can clearly indicate the scope of application and location requirements of the equipment. It can be said that the explo……

How to do explosion-proof certification for explosion-proof switches? What is the basic process of explosion-proof certification?

How to do explosion-proof certification for explosion-proof switches? What is the basic process of explosion-proof certification? Explosion proof limit switches, travel switches, proximity switches, etc. are common explosion-proof electrical equipment in explosive environments, coal mining industries, paint or ink manu……

What should I pay attention to when applying for an explosion-proof certificate?

What should I pay attention to when applying for an explosion-proof certificate? Many customers are confused and don't know where to start when consulting and applying for explosion-proof certification. Shenzhen Zhongnuo Testing Technology Co., Ltd. summarizes several precautions for enterprises applying for explosion-……