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 can provide clients with consulting services such as application assistance and factory audit guidance.
Basic Process for Applying for the Explosion-Proof CCC Certification
A. Submit a 3C Certification application for explosion-proof electrical equipment online. The required documents include:
Certificate Application Form
(2) Certification of registered agents, producers, and manufacturing enterprises;
(3) Product Description, including: technical specifications, structure, model descriptions, list of key components and materials, and explanations of differences between products of different specifications within the same certification unit.
(4) Technical documents, mainly including: product standards (or technical specifications), manuals, product drawings related to explosion-proof performance, etc.
(5) Certificate of Compliance for test samples, factory inspection reports, etc.
(6) Manufacturer Information Sheet (required for factory inspections)
(7) ODM Model: Provide the relevant documents as required by the supplementary provisions of CQM02-C1 "Supplementary Regulations for ODM Model in CCC Certification," such as the ODM agreement.
(8) OEM Model: OEM agreements, etc.
(9) Proof of related change projects for change applications.
(10) Any other required documents.
B. Review application documents
Institutions typically review application documents within 2 business days.
C. Laboratory Testing
After the institution's review materials are approved, schedule the Testing task to the lab within 2 working days.
Lab Selection:
Sample Submission Requirements: Submit samples according to laboratory specifications
D. Test Cycle
Time Limit: Generally, a Testing Report will be issued within 30 working days after confirmation of sample receipt, subject to the completeness of the provided information by the client and the requested explosion-proof type.
If there are corrections during the testing process, the correction time is not included. For composite or complex testing projects with long cycles, the testing time is extended accordingly.
F. Provide Testing Report
(1) Non-compliant tests must be rectified within 3 months
(2) If the Testing Report remains unissued for 12 months after issuance due to customer reasons, the Testing Report becomes invalid.
G. Initial Factory Inspection
一般在型式试验结束后3 working days内安排初始工厂检查。
(2) Audit takes 2-6 person-days, calculated based on the number of units and the number of relevant personnel in the company.
(3) Audit Criteria: Factory quality assurance capability and product consistency.
(4) Corrective actions for non-compliance in factory inspections must be completed within 40 days.
(5) Factory inspection results will be reviewed within 5 working days.
H, Frequent Certificates
The institution conducts a 5-workday review after the submission of the type test and factory reviewing report, and issues a Certificate upon approval.

Application cycle for explosion-proof 3C certification (excluding rectification and preparation time for the applicant)
Institutional review of application materials: 2 business days
2. Issue Test Tasks: Within 2 working days after the review of documents is completed
3. Testing Cycle: Generally, a Testing Report will be issued within 30 working days after the sample is confirmed received, depending on the completeness of the provided information and the requested explosion-proof type. If there are adjustments during the testing process, the adjustment time will not be included. For composite or complex test items with longer cycles, the testing time will be extended accordingly.
4. Factory Audit: Issue a Testing Report and arrange for a factory audit within 3 working days. Complete the factory audit within 5 working days.
5. Frequency Certificate: The institution will conduct a 5-workday review after the submission of the type test and factory reviewing report. A certificate will be issued upon successful review.

explosion-proof electrical 3C certified products include
Explosion-proof motor
Explosion-proof electric pump
Explosion-proof distribution equipment products
Explosion-proof switches, control and protection products.
Explosion-proof starters;
Explosion-proof transformers and related products
Explosion-proof electric actuators, electromagnetic valve products
Explosion-proof connector assembly
Explosion-proof surveillance products
Explosion-proof communication and signaling equipment
Explosion-proof air conditioners, ventilation equipment
Explosion-proof electric heating products
Explosion-proof accessories, Ex components;
Explosion-proof instrumentation products
Explosion-proof sensor
Safety Fencing Products
Explosion-proof instrument cabinets and related products
Explosion-proof lighting and control devices

Requirements for防爆3C certification application:
Certificate 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 between products of different specifications within the same certification unit;
(4) Technical documents, mainly including: product standards (or technical specifications), manuals, product drawings related to explosion-proof performance, etc.
(5) Certificate of Conformity for test samples, factory Testing Report, etc.
(6) Manufacturer Information Sheet (for factory inspection)
(7) ODM Model: Provide the relevant documents as required by the supplementary provisions of CQM02-C1 "Supplementary Regulations for ODM Model in CCC Certification," such as the ODM agreement.
(8) OEM Model: OEM agreements, etc.
(9) Documents for the relevant change request;
(10) Any other required documents.
explosion-proof 3C certification related business consulting services - Shenzhen ZhongNuo Testing Technology Co., Ltd.