Test item 测试名称: | |||||
Tests on electric and optical fibre cables under fire conditions - Part 32:Test for vertical flame spread of vertically-mounted bunched wires or cables - Category A F/R | |||||
电缆和光缆火焰条件下的燃烧试验 第32部分 垂直安装的成束电线电缆火焰垂直蔓延试验 A F/R 类 | |||||
Test info 测试内容: | |||||
Test Clause | Requirement | ||||
conditioning | conditioned at a temperature of (20 ± 10) °C for at least 16 h before commencing the test. | ||||
Sample Required: | |||||
每根长度不少于3.5m,所需根数按照下式计算。总样品数量=n×3.5(m) 。 | |||||
n=1000V/(S-Sm); n为试件根数; S为电缆截面积,mm2; Sm为导体截面积,mm2; A类V取7.0; B类V取3.5; C类V取1.5; D类V取0.5 (请按上式计算) | |||||
Turnaround time: normal (9 working days) | |||||
所需时间: 标准(9 个工作天) |
Sample for reference 参考图片:
Sample report 样本报告: