GB/T 19216.21-2003
ActiveTests for electric cables under fire conditions--Circuit integrity--Part 21: Procedures and requirements--Cables of rated voltage up to and including 0.6/1.0kV
在火焰条件下电缆或光缆的线路完整性试验 第21部分:试验步骤和要求 额定电压0.6/1.0 kV及以下电缆
Application Summary AI generated
This standard specifies the test procedures and performance requirements for electric cables with rated voltages up to 0.6/1.0 kV to maintain circuit integrity when exposed to fire. It is applied in the testing and certification of power and control cables used in critical safety systems, such as emergency lighting, fire alarms, and evacuation equipment in buildings and industrial facilities. Compliance ensures that cables continue to function during a fire, supporting life safety and emergency response operations.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.