GB/T 19216.2-2021在火焰条件下电缆或光缆的线路完整性试验 第2部分：火焰温度不低于830 ℃的供火并施加冲击振动，额定电压0.6/1 kV及以下外径不超过20 mm电缆的试验方法Circuit integrity test for electric cables or optical fiber cables under fire conditions—Part 2: Test method for fire with shock at a temperature of at least

GB/T 19216.2-2021在火焰条件下电缆或光缆的线路完整性试验 第2部分：火焰温度不低于830 ℃的供火并施加冲击振动，额定电压0.6/1 kV及以下外径不超过20 mm电缆的试验方法Circuit integrity test for electric cables or optical fiber cables under fire conditions—Part 2: Test method for fire with shock at a temperature of at least 830 ℃ for cables of rated voltage up to and including 0.6/1 kV and with an overall diameter not exceeding 20 mm