Shenzhen Zhongnuo Testing Technology Co., Ltd. specializes in consulting services for explosion-proof CCC certification. We have an extensive portfolio of consulting cases in the field of explosion-proof 3C certification. We are well-versed in the application process and technical requirements for explosion-proof 3C certification, and we offer services such as application assistance and factory audit guidance for this certification.
Products with composite explosion-proof type and obtained explosion-proof certification are not listed in the explosion-proof CCC catalog, but the components inside are. How should this be handled?
ZhongNuo Inspection: If components are self-manufactured, a CCC certificate must be applied for. If purchased externally, components with a CCC certificate are required.

Requirements for防爆3C certification application:
(1) Certification Application Form
(2) Certified Principal, Producer, and Manufacturer Registration
(3) Product Description, including: technical specifications, structure, model descriptions, list of key components and materials, and explanations of differences among products of different specifications within the same certification unit;
(4) Technical documents, mainly including: product standards (or technical specifications), instruction manuals, product drawings related to explosion-proof performance, etc.
(5) Certificate of Conformity for test samples, Factory Testing Report, etc.
(6) Manufacturer Information Sheet (required for factory inspections)
(7) ODM Model: Provide the relevant documents as required by the supplementary regulations for the ODM Model in CQM02-C1 "Supplementary Regulations for the ODM Model in the CCC Certification," such as the ODM agreement.
(8) OEM Model: OEM agreements, etc.
(9) Documentation for relevant change projects for change applications;
(10) Other required documents.

Does a product need to undergo explosion-proof design before applying for the explosion-proof 3C certification?
That's a given.
The product undergoes an explosion-proof 3C certification, which involves passing the relevant test projects of the explosion-proof standards and the process of applying for an explosion-proof 3C certificate.
To ensure the product passes the explosion-proof standard test items, it is necessary to design the product according to the test requirements, which is to implement explosion-proof design.
For explosion-proof requirements, refer to GB/T3836.1 and GB/T3836.2.
The explosion-proof design shall refer to GB/T3836.1 and GB/T3836.4.
The design of positive pressure should refer to GB/T3836.1 and GB/T3836.5.
If your equipment is set to apply for the explosion-proof 3C certification and enter the explosion-proof market, hurry up and send us a private message!
ZhongNuo Inspection has been deeply involved in the explosion-proof field for many years, well-versed in the technical requirements of the GB/T3836 and EN/IEC60079 explosion-proof standards.
Offer explosion-proof product modification and design guidance, as well as a one-stop explosion-proof technology solution with certification.

What should be noted when applying for a防爆3C certification?
Is the product design in compliance with the GB/T3836 standards?
2. Can certification documents be provided?
(1) Technical Drawings: Including circuit diagrams, assembly drawings, structural drawings, PCB layouts, numbering diagrams, BOM sheets, etc.
(2) Product Corporate Standards and Instructions
(3) Product Name, Model, Applicant Company
(4) Samples: Complete unit samples, batteries, uncapped circuit boards, non-metallic material surface blocks, etc.
(5) Additional Materials: Pouring Sealing Process Documents, Copy of Ex Component Explosion Proof Certificate, Battery Testing Report, Shell Material Testing Report, Wireless Transmission Power Testing Report, etc.
Not all of the above information is required; it depends on the actual structure of the product and its explosion-proof type.
3. Do you have engineers with explosion-proof technology expertise?
4. Are there specific requirements for certification bodies and explosion-proof ratings?
5. Next is the budget for the costs.
For more details, please PM Shenzhen ZhongNuo Testing Technology Co., Ltd. for communication!
Explosion-proof 3C Certification Consulting Services - Shenzhen Zhongnuo Testing Technology Co., Ltd.