What documents are required to obtain an explosion-proof certification?

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What documents are required to obtain an explosion-proof certification, and how should customers submit the relevant certification materials? The editor would like to summarize here the documents required for explosion-proof certification. The documents needed vary depending on the type of explosion protection required. The information below is for reference only; for a detailed list, please contact us. 1. Product drawing materials: (1) Circuit schematic diagram; (2) Assembly diagram; (3) PCB layout; (4) Structural diagram; (5) Bill of Materials (BOM); (6) Nameplate design, etc.
2. Technical documents (professional technical documents; the editor can assist enterprises in preparing them): (1) Enterprise standards (test items related to product explosion protection); (2) Product manual (including content on explosion protection standards).
3. Materials for applying for an explosion protection certificate: (1) Copy of business license; (2) Product name; (3) Product model, etc.
4. Other materials: (1) Battery specification sheet; (2) Report on shell material; (3) Potting process documentation; (4) Copy of explosion protection certificate for Ex components; (5) Wireless transmission power report or SRRC certificate for wireless modules.
5. Samples: (1) 1–2 complete units of the product; (2) 10 batteries; (3) Unpotted circuit boards; (4) Associated equipment; (5) Surface resistance test samples of non-metallic materials (150x60x3mm); (6) Flame-retardant enclosure.
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Note: Not all of the above materials are required; the list needs to be determined based on the product’s structure and explosion protection type. Feel free to reach out for further discussion. Any platform or individual is strictly prohibited from copying and misusing it!