GB 5135.2-2025

Upcoming

Automatic sprinkler system—Part 2: Wet system alarm valves, retard chamber and water motor alarm

自动喷水灭火系统 第2部分:湿式报警阀、延迟器、水力警铃

Standard Type
GB
ICS
13.220.10
CCS
C84
Status
即将实施
Issue Date
2025-10-31
Implementation
2026-11-01
Responsible Dept
国家消防救援局
Drafting Unit
N/A