GBChina GB Standards Navigator
CurrentMandatory

GB 20517-2025

Self-contained smoke alarms using scattered light or transmitted light

独立式感烟火灾探测报警器

View Official Source Find Same Code

Explanation

GB 20517-2025 is a current mandatory Chinese national standard for Self-contained smoke alarms using scattered light or transmitted light. It appears in the Construction compliance cluster with a product safety focus and has an implementation date of Jun 1, 2026.

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

Construction & buildingEnvironment & energyProduct safetyFire safetyEnvironmental protectionOccupational safety
Type
Product
CCS
C81
ICS
13.220.20
Competent department
National Fire and Rescue Administration
Technical committee
National Technical Committee on Fire Protection of Standardization Administration of China

Relationships

Replaces:GB 20517-2006