T/ZZB 1508-2020
Explosion-proof module with signal lamp and button switch (English Version)
- Standard No.
- T/ZZB 1508-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/ZZB 1508-2020
- Scope
- This standard specifies the terms and definitions, product classification, product models, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, Quality commitments, etc. This standard is suitable for use in Zone 0, Zone 1, and Zone 2 of Class II explosive gas environments and Zones 20, 21, and 22 of Class III combustible dust environments. The AC voltage does not exceed 400 V, and the DC voltage does not exceed 277 V explosion-proof module.
T/ZZB 1508-2020 history
- 2020 T/ZZB 1508-2020 Explosion-proof module with signal lamp and button switch
