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Introduction to spark ignition test for intrinsic safety and explosion-proof certification testing method

With the rapid development of China's economic construction and the increasing scale of industrial production, explosion-proof issues have become more important. Explosion proof electrical products wi……

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The basic process of explosion-proof product design services

What should companies do if they don't understand explosion-proof design? For Zhongnuo Testing customers who have no experience in explosion-proof, we will use various explosion-proof types of technol……

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What is the explosion-proof "d" certification technology?

Explosion proof certification technology 1. Explosion proof "d" principle Explosion proof type Explosion proof type is a type of equipment that can ignite explosive gas mixtures by enclosing……

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Installation and construction requirements for explosion-proof lighting fixtures

Explosion proof lamps are a common type of explosion-proof electrical equipment, and their presence can be seen in many explosive hazardous areas. As a special lighting fixture, its installation, use,……

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Basic knowledge of applying for explosion-proof certification for Ex components

I often receive inquiries from upstream manufacturers. The product I produce is a hardware component, not an electrical component. As it will be purchased by users to be used in instruments and equipm……

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What is the cost of ATEX certification related to?

ATEX explosion-proof certification needs to be carried out in accordance with the EU explosion-proof directive 2014/34/EU (the old directive was 94/9/EC), which is applicable to different products and……

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Requirements for sample submission when applying for explosion-proof qualification certificate

What are the requirements for samples when applying for explosion-proof certificates for electrical equipment? The requirements for applying for an explosion-proof certificate (domestic explosion-proo……

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Introduction to associated equipment for intrinsic safety explosion-proof certification

The basic definition of associated equipment refers to electrical equipment that is equipped with energy limiting circuits and non energy limiting circuits, and structurally prevents non neutral detec……

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Requirements for explosion-proof certification of cable entry devices

The introduction device, also known as the incoming device, is a transitional device for the wires or cables of external circuits to enter explosion-proof electrical equipment. The introduction device……

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Introduction to Intrinsic Safety Circuit Design of Explosion proof Certification Technology

As a safety technology that suppresses the energy of ignition sources, intrinsic safety and explosion-proof certification technology has been widely used in engineering projects in various industries ……

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