IEC 60331-3:2018
着火条件下电缆的试验.电路完整性.第3部分:在金属外壳中试验的额定电压0.6/1.0 kV及以下电缆在至少830°C温度下冲击着火的试验方法
Tests for electric cables under fire conditions - Circuit integrity - Part 3: Test method for fire with shock at a temperature of at least 830°C for cables of rated voltage up to and including 0,6/1,0