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民用建筑阻燃电缆特性分析及选择应用

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按GB 31247—2014燃烧性能选择电缆,对电缆的腐蚀性、烟密度、产烟毒性、燃烧滴落物/微粒、阻燃性及燃烧性能方面提出新要求.本文基于GB 51348—2019及现行类型建筑电气设计规范对电缆特性规定的层面,对比分析其异同,归纳和总结出适用于民用建筑的阻燃电缆特性指标,供行业电气设计师参考.
Characterization and Selection of Flame Retardant Cables for Civil Buildings
With the implementation of Standard for electrical design of civil buildings (GB31247-2014-2019),New requirements are put forward in terms of cable corrosion,somke density,smoke toxicity,flaming droplet/particle,flame retardance,burning behavior.This paper is based on the level of cable characteristics specified in GB 51348-2019 and current electrical design codes for types of buildings,The similarities and differences are compared and analyzed.The characteristic indexes of flame retardant cables suitable for civil buildings are summarized for the reference of electrical designers.

cableflame retardanceburning behavior

郑宇

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中国建筑西南设计研究院有限公司,成都610041

电缆 阻燃 燃烧性能

2024

智能建筑电气技术
亚太建筑科技信息研究院

智能建筑电气技术

影响因子:0.346
ISSN:1729-1275
年,卷(期):2024.18(6)