CCC Ex standards consolidated to GB/T 3836.1
19. May 2022CNCA has issued 2022 Announcement no.6 on April 26, 2022. According to this announcement, 12 old CCC Ex standards will be consolidated, and in consequence 8 new versions of CCC Ex standards will be implemented from May 1, 2022.
The CCC Implementation Rules for explosion-proof electrical equipment (CNCA-C23-01:2019) will be revised to reflect the change in standards. This revision will not result in any changes to the CCC catalogue. Explosion proof products require a CCC-Ex certification in China.
The consolidated general standard will be GB/T 3836.1. The following 8 new versions of the standards for the different explosion-proof types (d, e, i, p, o, n, m, t) have been updated as part of the consolidation:
| No. | Explosion-proof types | Standards | |
| General Standards | Special standards | ||
| 1 | Flameproof enclusures type: “d” | GB/T 3836.1 | GB/T 3836.2 |
| 2 | Increased safety: “e” | GB/T 3836.3 | |
| 3 | Intrinsically safe type: “i” | GB/T 3836.4 | |
| 4 | Pressurized enclosure type“p” | GB/T 3836.5 | |
| 5 | Liquid immersion type“o” | GB/T 3836.6 | |
| 6 | Powder filling type: “q” | GB/T 3836.7 | |
| 7 | Type “n” | GB/T 3836.8 | |
| 8 | Encapsulation type: “m” | GB/T 3836.9 | |
| 9 | Dust ignition protection by enclosure“t” | GB/T 3836.31 | |
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