[KongchangAI]
Unverified83% confidenceDecision RuleTime unknown

需要监测功率因数(PF)和真实功率的场景(如判断电机、变频设备是否异常),必须选支持有功/无功/视在功率三参数的仪器,仅测电压电流相乘得出的'伪功率'会严重偏离真实值

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83%
Confidence
Long-term
Relevance
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