Unverified90% confidenceDecision RuleTime unknown
电弧故障保护器（AFCI）应优先选择同时具备串联电弧和并联电弧双重检测能力的型号，仅检测并联电弧的低端产品无法识别导线接头松动、老化产生的串联电弧（最常见的火灾隐患）
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