New measurement rules for power factor were added for drivers with settable or non-constant outputs, such as those that compensate for LED lumen depreciation over time.
Requirements for audio-frequency impedance were removed in this edition. Safety vs. Performance: IEC 61347-2-13 vs. IEC 62384 iec 62384 pdf
This standard specifies performance requirements for electronic controlgear used on DC or AC supplies up to (at 50 Hz or 60 Hz). It applies to drivers designed to provide: Constant Voltage or Constant Current . Controlgear for LED modules as defined in IEC 62031 . New measurement rules for power factor were added