Indexing scheme relating to controlling arrangements characterised by the waveform of the supplied voltage or current

Child Classifications

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• H02P 2209/01 Motors with neutral point connected to the power supply
• H02P 2209/03 Motors with neutral point disassociated, i.e. the windings ends are not connected directly to a common point
• H02P 2209/05 Polyphase motors supplied from a single-phase power supply or a DC power supply
• H02P 2209/07 Trapezoidal waveform
• H02P 2209/09 PWM with fixed limited number of pulses per period
• H02P 2209/11 Sinusoidal waveform
• H02P 2209/13 Different type of waveforms depending on the mode of operation