ISO 7203-4:2022 灭火介质 泡沫浓缩物 第4部分：A类火灾用A类泡沫浓缩物规范

标准编号：ISO 7203-4:2022

中文名称：灭火介质 泡沫浓缩物 第4部分：A类火灾用A类泡沫浓缩物规范

英文名称：Fire extinguishing media — Foam concentrates — Part 4: Specification for Class A foam concentrates for application on Class A fires

发布日期：2022-02

标准范围

本文件规定了液体泡沫浓缩物的基本特性和性能，这些液体泡沫浓缩物用于制造A类燃料灭火和抑制重燃的泡沫。规定了某些测试火灾的最低性能。注1？A类火灾是指涉及固体材料的火灾，通常为有机性质，其中燃烧通常伴随着炽热余烬的形成（见3.16）。注2？A类燃料可包括植物、木材、布料、纸张、橡胶和一些塑料等材料（见3.17）。

This document specifies the essential properties and performance of liquid foam concentrates used to make foams for the extinguishment and inhibition of reignition of fires of Class A fuels. Minimum performance on certain test fires is specified.NOTE 1        Class A fires are fires involving solid materials, usually of an organic nature, in which combustion normally takes place with the formation of glowing embers (see 3.16).NOTE 2        Class A fuels can include materials such as vegetation, wood, cloth, paper, rubber and some plastics (see 3.17).

标准预览图