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IC STPM33 is possible to use for measurement: active power, apparent power, RMS value of current and RMS value of voltage. The question: does it measure the RMS value of current in the case, when AC current is not sinusoidal.

SHegy.1
Associate

‎2021-08-09 4:59 AM

The voltage is sinusoidal but the current is after PWM modulation ( dimming of LED lamp)

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