GB/T 31143-2014General requirements for arc fault detection devices (AFDD) (English PDF)

GB/T 31143-2014 is the English-translated version of 电弧故障保护电器（AFDD）的一般要求.

GB/T 31143-2014 is the Chinese national standard "General requirements for arc fault detection devices (AFDD)". It was issued on September 3, 2014 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and the Standardization Administration of China, and took effect on April 1, 2015. It is obsolete: it has been replaced by GB/T 31143-2025.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

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