IEC 60332-3-22:2000/AMD1:2008
Amendment 1 - Tests on electric and optical fibre cables under fire conditions - Part 3-22: Test for vertical flame spread of vertically-mounted bunched wires or cables - Category A
发布时间:2008-12-12 实施时间:


该标准主要适用于电缆在建筑物、船舶、火车、飞机等场所的安装和使用。在这些场所,电缆需要满足一定的防火要求,以确保在火灾发生时,电缆不会成为火源或加剧火势,从而保护人员和财产的安全。

该标准要求对电缆进行垂直火焰蔓延测试和纵向捆绑电线或电缆的A类测试。垂直火焰蔓延测试是指将电缆垂直安装在测试设备上,然后在电缆下方点燃一定的火源,观察火焰蔓延的情况。纵向捆绑电线或电缆的A类测试是指将多根电线或电缆捆绑在一起,然后进行垂直火焰蔓延测试。

在测试过程中,需要记录电缆的火焰蔓延速度、火焰高度、燃烧时间等参数,并根据测试结果对电缆进行评估。如果电缆符合标准要求,则可以认为其在火灾条件下具有较好的安全性能。

需要注意的是,该标准只适用于垂直安装的电缆,对于水平安装的电缆则需要使用其他标准进行测试。此外,该标准只是对电缆进行了基本的安全性能测试,对于特殊场所和特殊要求的电缆,还需要进行更加严格的测试和评估。

相关标准
- IEC 60332-1-2:2004 Tests on electric and optical fibre cables under fire conditions - Part 1-2: Test for vertical flame propagation for a single insulated wire or cable - Procedure for 1 kW pre-mixed flame
- IEC 60332-1-3:2004 Tests on electric and optical fibre cables under fire conditions - Part 1-3: Test for vertical flame spread of vertically-mounted bunched wires or cables - Category C
- IEC 60332-1-4:2004 Tests on electric and optical fibre cables under fire conditions - Part 1-4: Test for vertical flame spread of vertically-mounted bunched wires or cables - Category D
- IEC 60332-2-1:1996 Tests on electric and optical fibre cables under fire conditions - Part 2-1: Procedures - Test for vertical flame propagation for a single insulated wire or cable
- IEC 60332-2-2:1999 Tests on electric and optical fibre cables under fire conditions - Part 2-2: Procedures - Test for vertical flame propagation for a single small insulated wire or cable - Procedure for 1 kW pre-mixed flame