This standard stipulates the definition, principle, equipment, method steps, judgment and written procedures to be performed when submitting for inspection and appraisal. This standard is applicable to identify the relationship between the cause of melting and the cause of fire from the appearance characteristics of the melting marks of copper and aluminum conductors when investigating the cause of electrical fires.
GB 16840.1-1997 history
2008GB/T 16840.1-2008 Technical determination method for electrical fire evidence. Part 1: Macroscopic method
1997GB 16840.1-1997 Technical determination method for electrical fire cause. Part 1: Macroscopic method
GB 16840.1-1997 Technical determination method for electrical fire cause. Part 1: Macroscopic method was changed to GB/T 16840.1-2008 Technical determination method for electrical fire evidence. Part 1: Macroscopic method.