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本安防爆認證機構|中諾檢測

本安認證即本質安全型防爆認證，它是通過限制電氣設備的電路能量，確保在正常工作或規定的故障狀態下，設備所產生的電火花或熱效應均不能點燃周圍的易燃易爆環境。以下深圳中諾檢測是對本安認證的一些詳細介紹： ……

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防爆認證標志的含義|中諾檢測

防爆認證標志通常由多個字母和數字組成，每個部分都有其特定的含義。深圳中諾檢測將逐一解釋這個標志中的各個部分的含義： 例如：這個常見的防爆認證標志“Ex db ib IIC T4 Gb”的含義： ……

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Basic knowledge of explosion-proof certification level classification

Regarding the classification standards for explosion-proof levels, Shenzhen Zhongnuo Testing Technology Co., Ltd. can provide you with the following information: Explosion proof electrical equipment i……

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Precautions and documentation process for obtaining an explosion-proof certificate | Zhongnuo Testing

When applying for an explosion-proof certificate, attention should be paid to determining the explosion-proof mark of the product, whether drawings and information can be provided, and cooperating wit……

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How to apply for overall explosion-proof certification？

In practical production, we often use complex explosion-proof electrical equipment or devices that are composed of several structures in combination to achieve a certain function, that is, combination……

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Certification Encyclopedia | Summary of Explosion proof Product Certification Standards

Explosion proof type: Intrinsic safety type Applicable explosion-proof standards: GB/T 3836.1-2021 Explosive Environments Part 1: General Requirements for Equipment GB/T 3836.4-2021 Explosive Environm……

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Three criteria for evaluating explosion-proof intrinsically safe circuits

Intrinsically safe circuits should meet the following three basic criteria: a) According to the protection level and equipment category specified in the electrical equipment regulations, spark ignitio……

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Technical points for obtaining explosion-proof certification for gas detectors

Gas detectors are common explosion-proof products, including intrinsic safety, explosion-proof, and both explosion-proof and intrinsic safety types. The choice of explosion-proof type depends on the s……

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Material requirements for metal shells and shell metal components for product explosion-proof certification

Due to the instability of plastic shells and materials, as well as the risk of electrostatic charge accumulation, most explosion-proof products adopt metal shells or metal components to reduce the occ……

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GB/T 3836 Explosion proof Certification Standard | Domestic Explosion proof Certification

GB/T 3836.1-2021 Explosive Environment Part 1: General Requirements for Equipment GB/T 3836.2-2021 Explosive Environment Part 2: Equipment Protected by Explosion proof Shell "d" GB/T 3836.3-……

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