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 kV tested in a metal enclosure
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
This Standard is to specify the test apparatus and procedure and give the performance requirements, including recommended flame application times, for low-voltage power cables of rated voltage up to and including 0.6/1.0 kV, and control cables with a rated voltage which are required to maintain circuit integrity when tested in a metal enclosure and when subject to fire and mechanical shock under specified conditions.