Unverified85% confidenceFactTime unknown
非侵入式电力监测设备（如CT钳）无需断电施工，通过夹住进线火线感应电流，安装快但精度低于串接式电表，适合租房和快速部署场景
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85%
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Long-term
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Unverified三相电或入户总电量监测不要买单相插座式监测仪，需选导轨式或带电流互感器（CT钳）的三相电能表，插座式仅能测单个插座回路78% similarUnverified选购前必须确认监测仪供电方式：部分CT钳夹式模块自身需独立取电（火零线接线），无内置电池，配电箱内需有可用取电点，否则无法安装78% similarUnverified三相电或入户总电路监测不能用普通单相插座式监测仪，需选带电流互感器(CT钳)的导轨式或钳形电表，插座式仅适用于单个电器的单相回路77% similarUnverified需要监测全屋或分路（如空调回路、厨房回路）用电，应选导轨式/电流互感器（CT）夹钳式监测仪装入配电箱，插座式只能测单个设备76% similarUnverified整户监测优先选CT钳夹式（互感器卡在总进线上）单点覆盖全屋，无需拆装每个插座；单设备监测选智能插座式，能精确到某个电器的功率曲线75% similar
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