CurrentMandatoryUpcoming replacement
GB 5135.21-2011
Automatic sprinkler system - Part 21: Inspector’s test connection
自动喷水灭火系统 第21部分：末端试水装置
Explanation
GB 5135.21-2011 is a current mandatory Chinese national standard for Automatic sprinkler system - Part 21: Inspector’s test connection. It appears in the Environment compliance cluster with a product safety focus and has an implementation date of Jun 1, 2012.
Applicability depends on product scope, certification route, competent authority notices and transition rules. Verify against the official source before using this record in a compliance decision.
Applicability hints
- Type
- Product
- CCS
- C84
- ICS
- 13.220.10
- Competent department
- National Fire and Rescue Administration
- Technical committee
- National Technical Committee on Fire Protection of Standardization Administration of China
Relationships
Replaced by:GB 5135.21-2025 (Upcoming)