Unverified88% confidenceDecision RuleTime unknown
频闪控制看波动深度而非广告词,认准国AA级要求波动深度<5%(3.125%以下为豁免区),或选择通过IEEE PAR1789无频闪认证的产品,直流供电(DC)方案通常优于普通AC方案
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Unverified选择通过国标GB/T 9473认证并标注'无频闪'(豁免级/RG0)的产品,波动深度应<3.2%,低频闪不等于无频闪,商家常混淆这两个概念73% similarUnverified频闪判断认准IEEE PAR1789'豁免级'或'无风险'标注,用手机慢动作/高帧率拍摄灯面无滚动条纹可初步验证,波动深度应<5%72% similarUnverified选无可视频闪(无频闪)产品,需达到IEEE PAR 1789无风险等级,标注'无危害'或频闪深度<3.2%,仅标'DC恒流驱动'不代表完全无频闪,可用手机慢动作摄像验证70% similarUnverified国标GB/T 31143-2014规定AFDD对串联电弧的起弧检测电流最低为2.5A,选购时可关注产品标称的最小检测电流,越低说明对小电流电弧越敏感66% similarUnverified带能耗监测的插座采样精度差异大,用于电费核算需选精度±1%以内且支持功率曲线记录的型号;仅做异常报警用途则±5%的入门款即可66% similar
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