IEC 60331-13. Tests for electric cables under fire conditions. Circuit integrity. Part 13. Apparatus. Fire with shock at a temperature of at least 830 degreesC for cables with an overall diameter not exceeding 20mm
IEC 60331-13 着火条件下电缆的试验 电路完整性 第13部分 仪器对于总直径不超过20毫米的电缆 在至少830摄氏度的温度下进行电击火灾