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Shelly EM Power (kWh) always zero, but wattage (kW) reading fine - why? - Configuration - Home Assistant Community
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Negative power factor with Shelly EM · Issue #68694 · home-assistant/core · GitHub
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Negative power factor with Shelly EM - Configuration - Home Assistant Community
Shelly support group (English Version), Hello Shelly support team, I have a question regarding the 3EM
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