[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

电流采集精度看CT互感器等级,class 1(±1%)够家用,class 0.5(±0.5%)用于精细计费分摊;电压采集务必确认支持三相(3P)还是单相(1P),入户为三相电必须选三相网关

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