基于广东省标准的电线电缆防火设计

周名嘉（广州市设计院集团有限公司，广州市 510620）

Fire Protection Design of Wires and Cables Based on Guangdong Provincial Standard

ZHOU Mingjia(Guangzhou Design Institute Group Co.,Ltd.,Guangzhou 510620,China)

 Abstract：According to the local standard of Guangdong Province,namely the Code for Fireproofing Design of Wires and Cables Used in Civil Buildings (DBJ / T 15 - 226 - 2021),the classification,application places,design and type selection as well as laying requirements of wires and cables are described in terms of such key aspects as flame retardance,burning behavior and fire resistance，etc.

Key words：wire and cable;combustion characteristics;flame retardance;burning behavior;fire resistance;test method;classification of application places;cable laying

摘　要：结合广东省地方标准DBJ / T 15 - 226 - 2021《民用建筑电线电缆防火技术规程》的相关规定，重点从电线电缆的阻燃性能、燃烧性能和耐火性能等方面阐述电线电缆的分类、使用场所分级、设计选型及敷设要求等。

关键词：电线电缆；燃烧特性；阻燃性能；燃烧性能；耐火性能；试验方法；使用场所分级；线缆敷设

中图分类号：TM247      　　  　  文献标识码：A

doi：10.3969 / j. issn.1003 － 8493.2022.10.001