UL1666：电缆和光缆垂直安装在竖井中时火焰蔓延高度的测试
日期:2010-11-20 00:00
ese riser cables are in accordance with the National Electrical Code. This test does not investigate the toxicity or corrosivity of the products of combustion or decomposition. This test does not cover the construction requirements for any cable or the electrical, optical, and other performance requirements for any cable.
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