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SHegy.1
Visitor II
August 9, 2021
Question

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.

  • August 9, 2021
  • 0 replies
  • 423 views

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

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