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Knowledge of Explosion proof Wall and Explosion Relief Wall 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 mining certificates

1、 Mining general type certificate of conformity (KY certification): Mining general type electrical ……

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Intelligent safety helmet explosion-proof certification

Product: Intelligent safety helmet Application type: Explosion proof certificate Certification method: Sample testing Explosion proof mark: Ex ic Ⅱ B 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 vehicles have large volumes and complex structures. For this type of product, on-s……

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Case sharing of explosion-proof construction and renovation

1. The renovation project of a Japanese funded plastic factory in Shenzhen includes: the on-site dus……

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ATEX/IECEx Explosion proof Certification Production Quality System Training

ATEX/IECEx Explosion proof Certification Production Quality System Training Content 1. Introduction article (1) Introduction to ATEX Explosion proof 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 industries such as chemical and petroleum, due to the flammability and explosiveness of raw materials, intermediate products, and finished products in various links such as prod……

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Common safety hazards of explosion-proof equipment in explosive hazardous areas | Explosion proof performance testing

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

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Two methods for determining failure rate in SIL certification

In SIL certification, we know that failure rate is a very core data. By obtaining the product failure rate, we can know whether the product meets the requirements of the corresponding SIL level, wheth……

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