Does applying for explosion-proof certification require factory audit?

At present,Domestic explosion-proof certification does not require factory reviewJust provide the sample, and the certificate is only responsible for the sample.

If the product being applied for isFor those belonging to the explosion-proof 3C certification catalog, they must follow the national mandatory product certification rules, namely the "product testing factory review" method.

International explosion-proof certification is stricter than domestic ones. For example, applying for an IECEx certificate requires factory inspection regardless of the explosion-proof type or level; ATEX requires factory inspection for both Zone 0 and Zone 1, except for Zone 2 which does not require factory inspection.

With the inclusion of some explosion-proof products in the scope of CCC product certification in China, it means that explosion-proof products within the scope of explosion-proof 3C certification must adopt the certification method of "type test factory review".