Knowledge of blast resistant and venting walls in explosion-proof renovation construction

In various explosive hazardous areas, in addition to installing and using explosion-proof electrical equipment with valid explosion-proof certificates, we also need to consider how to minimize the los……

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Basic requirements for KY certification of general certificates of conformity for mining use

1、 Mining general type certificate of conformity (KY certification) is a type of electrical equipmen……

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Intelligent safety helmet explosion-proof certification

Product: Smart Safety Helmet Application Type: Explosion proof Certificate Collection Method: Sample Testing Explosion proof Mark: Ex ic IIB T4 Gc

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Explosion proof AGV car explosion-proof certification

Advantages of applying for AGV explosion-proof certification at Zhongnuo Testing: Currently, some explosion-proof AGV cars have a large volume and complex structure. For this type of product, on-site ……

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Sharing of explosion-proof construction and renovation cases

1. Renovation content of a certain Japanese funded plastic factory in Shenzhen: The on-site dust rem……

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ATEX/IECEx Explosion proof Certification Production Quality System Training

Training content for ATEX/IECEx explosion-proof certification production quality system 1. Introduction (1) Introduction to ATEX Explosion Prevention Directive and IECEx Certification System (2……

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Explosion proof principle of explosion-proof shell

When electrical equipment is in use, due to the thermal effect of conductor resistance, electrical components and circuits will generate heat; Due to the normal operation of electrical components such……

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Selection of explosion-proof electrical equipment in explosive gas and dust environments

In many enterprises in the chemical, petroleum and other industries, due to the flammable and explosive characteristics of raw materials, intermediate products, and finished products in various links ……

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Common safety hazards of explosion-proof equipment in explosive hazardous areas

To do a good job in safety, it is necessary to take preventive measures and have a certain understanding of safety hazards. Below, Zhongnuo Testing will introduce some common explosion-proof safety ha……

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Two Methods for Determining Failure Rate in SIL Certification

In SIL certification, we know that failure rate is a very important data. Once we obtain the product failure rate, we can determine whether the product meets the requirements of the corresponding SIL ……

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