Unverified90% confidenceDecision RuleTime unknown
单火线智能开关工作时需从负载取电，接LED灯（功率＜5W）容易出现关灯后微亮、闪烁问题，此时应加装电容或改用零火版；零火版对负载类型无此限制
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Unverified单火版智能开关依靠微弱电流维持自身供电，容易导致关灯后灯具微亮或频闪，尤其搭配LED节能灯（功率＜5W）时更明显。若不能改零线又要用LED，需加装'防频闪电容/镇流器'，或优选零火版96% similarUnverified单火版智能开关必须搭配功率≥5W的负载使用，接LED灯（尤其3W以下小功率）易出现关灯后微亮或频闪，需并联专用电容或改用零火版94% similarUnverified单火版开关最低维持电流问题：搭配LED灯（尤其≤5W小功率灯）易出现关灯后微亮或频闪，此时应选零火版或加装电容/镇流器92% similarUnverified单火版智能开关在关灯状态下需微弱电流维持联网，容易导致关灯后灯泡微亮或频闪，尤其LED灯明显；有零线条件时优先选零火版避免此问题92% similarUnverified单火线接线调光器必须搭配≥5W的负载灯具，因单火取电需要通过负载形成微弱电流，功率过低会导致关灯后灯具频闪或微亮91% similar
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